<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">/* node_modules/perseus/perseus.css */
.DraftEditor-editorContainer,
.DraftEditor-root,
.public-DraftEditor-content {
  height: inherit;
  text-align: initial;
}
.DraftEditor-root {
  position: relative;
}
.DraftEditor-editorContainer {
  background-color: rgba(255, 255, 255, 0);
  border-left: 0.1px solid transparent;
  position: relative;
  z-index: 1;
}
.public-DraftEditor-block {
  position: relative;
}
.DraftEditor-alignLeft .public-DraftStyleDefault-block {
  text-align: left;
}
.DraftEditor-alignLeft .public-DraftEditorPlaceholder-root {
  left: 0;
  text-align: left;
}
.DraftEditor-alignCenter .public-DraftStyleDefault-block {
  text-align: center;
}
.DraftEditor-alignCenter .public-DraftEditorPlaceholder-root {
  margin: 0 auto;
  text-align: center;
  width: 100%;
}
.DraftEditor-alignRight .public-DraftStyleDefault-block {
  text-align: right;
}
.DraftEditor-alignRight .public-DraftEditorPlaceholder-root {
  right: 0;
  text-align: right;
}
.public-DraftEditorPlaceholder-root {
  color: #9197a3;
  position: absolute;
  z-index: 0;
}
.public-DraftEditorPlaceholder-hasFocus {
  color: #bdc1c9;
}
.DraftEditorPlaceholder-hidden {
  display: none;
}
.public-DraftStyleDefault-block {
  position: relative;
  white-space: pre-wrap;
}
.public-DraftStyleDefault-ltr {
  direction: ltr;
  text-align: left;
}
.public-DraftStyleDefault-rtl {
  direction: rtl;
  text-align: right;
}
.public-DraftStyleDefault-listLTR {
  direction: ltr;
}
.public-DraftStyleDefault-listRTL {
  direction: rtl;
}
.public-DraftStyleDefault-ol,
.public-DraftStyleDefault-ul {
  margin: 16px 0;
  padding: 0;
}
.public-DraftStyleDefault-depth0.public-DraftStyleDefault-listLTR {
  margin-left: 1.5em;
}
.public-DraftStyleDefault-depth0.public-DraftStyleDefault-listRTL {
  margin-right: 1.5em;
}
.public-DraftStyleDefault-depth1.public-DraftStyleDefault-listLTR {
  margin-left: 3em;
}
.public-DraftStyleDefault-depth1.public-DraftStyleDefault-listRTL {
  margin-right: 3em;
}
.public-DraftStyleDefault-depth2.public-DraftStyleDefault-listLTR {
  margin-left: 4.5em;
}
.public-DraftStyleDefault-depth2.public-DraftStyleDefault-listRTL {
  margin-right: 4.5em;
}
.public-DraftStyleDefault-depth3.public-DraftStyleDefault-listLTR {
  margin-left: 6em;
}
.public-DraftStyleDefault-depth3.public-DraftStyleDefault-listRTL {
  margin-right: 6em;
}
.public-DraftStyleDefault-depth4.public-DraftStyleDefault-listLTR {
  margin-left: 7.5em;
}
.public-DraftStyleDefault-depth4.public-DraftStyleDefault-listRTL {
  margin-right: 7.5em;
}
.public-DraftStyleDefault-unorderedListItem {
  list-style-type: square;
  position: relative;
}
.public-DraftStyleDefault-unorderedListItem.public-DraftStyleDefault-depth0 {
  list-style-type: disc;
}
.public-DraftStyleDefault-unorderedListItem.public-DraftStyleDefault-depth1 {
  list-style-type: circle;
}
.public-DraftStyleDefault-orderedListItem {
  list-style-type: none;
  position: relative;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-listLTR:before {
  left: -36px;
  position: absolute;
  text-align: right;
  width: 30px;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-listRTL:before {
  position: absolute;
  right: -36px;
  text-align: left;
  width: 30px;
}
.public-DraftStyleDefault-orderedListItem:before {
  content: counter(ol0) ". ";
  counter-increment: ol0;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth1:before {
  content: counter(ol1) ". ";
  counter-increment: ol1;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth2:before {
  content: counter(ol2) ". ";
  counter-increment: ol2;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth3:before {
  content: counter(ol3) ". ";
  counter-increment: ol3;
}
.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth4:before {
  content: counter(ol4) ". ";
  counter-increment: ol4;
}
.public-DraftStyleDefault-depth0.public-DraftStyleDefault-reset {
  counter-reset: ol0;
}
.public-DraftStyleDefault-depth1.public-DraftStyleDefault-reset {
  counter-reset: ol1;
}
.public-DraftStyleDefault-depth2.public-DraftStyleDefault-reset {
  counter-reset: ol2;
}
.public-DraftStyleDefault-depth3.public-DraftStyleDefault-reset {
  counter-reset: ol3;
}
.public-DraftStyleDefault-depth4.public-DraftStyleDefault-reset {
  counter-reset: ol4;
}
.public-DraftEditor-content {
  padding: 10px;
  min-height: 50px;
}
.public-DraftEditorPlaceholder-root {
  padding: 10px;
}
.pod-title {
  background-color: #eee;
  border: 1px solid #ddd;
  border-bottom: 0;
  font-size: 1.25em;
  padding: 4px 10px;
  border-radius: 3px 3px 0 0;
}
.pod-title.closed {
  border-radius: 3px;
}
.smiley {
  position: absolute;
  left: 0px;
  top: 4px;
}
.perseus-single-editor {
  box-sizing: border-box;
  width: 100%;
}
.perseus-json-editor {
  width: 100%;
  font-family: monospace;
  height: 500px;
}
.perseus-json-editor.invalid {
  background-color: #ffe6e6;
}
.perseus-textarea-pair {
  border: 1px solid #ddd;
  font-size: 12px;
  line-height: 1.6;
  position: relative;
}
.perseus-textarea-pair &gt; .perseus-textarea-underlay {
  color: transparent;
  margin-bottom: 12px;
  padding: 10px;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.perseus-textarea-pair &gt; .perseus-textarea-underlay b {
  font-weight: normal;
  background-color: #dfd;
}
.perseus-textarea-pair &gt; .perseus-textarea-underlay b.selected {
  background-color: #ddf;
}
.perseus-textarea-pair &gt; .perseus-textarea-underlay b.error {
  background-color: #fcc;
}
.perseus-textarea-pair &gt; textarea {
  background: transparent;
  border: 0;
  -moz-box-sizing: border-box;
  -ms-box-sizing: border-box;
  box-sizing: border-box;
  font: inherit;
  height: 100%;
  left: 0;
  overflow: hidden;
  padding: 10px;
  position: absolute;
  resize: none;
  top: 0;
  width: 100%;
}
.perseus-widget-row {
  margin: 7px 0;
  width: 100%;
}
.perseus-widget-row .perseus-widget-left-col,
.perseus-widget-row .perseus-widget-right-col {
  display: inline-block;
  width: 50%;
}
.perseus-widget-row .perseus-widget-left-col .range-input,
.perseus-widget-row .perseus-widget-right-col .range-input {
  float: right;
  margin-right: 5px;
}
.perseus-widget-row &gt; .range-input {
  margin-left: 10px;
}
.perseus-answer-options {
  border: 1px solid #ddd;
  padding: 10px;
}
.perseus-answer-widget {
  border: 1px solid #ddd;
  border-radius: 0 0 3px 3px;
  padding: 10px;
}
.perseus-answer-none {
  border-bottom: 1px solid #ddd;
}
.perseus-answer-none &gt; div {
  display: none;
}
.perseus-widget-editor {
  border: 1px solid #ddd;
  border-radius: 3px;
  margin-top: 10px;
}
.perseus-widget-editor .perseus-widget-editor-title {
  background-color: #eee;
  border: 1px solid #ddd;
  border-bottom: 0;
  font-size: 1.25em;
  padding: 4px 10px;
  border-radius: 3px 3px 0 0;
  border: 0;
  display: flex;
  align-items: center;
  position: relative;
}
.perseus-widget-editor .perseus-widget-editor-title.closed {
  border-radius: 3px;
}
.perseus-widget-editor .perseus-widget-editor-title :first-child {
  flex-grow: 1;
}
.perseus-widget-editor .perseus-widget-editor-title &gt; a {
  color: inherit;
  text-decoration: none;
}
.perseus-widget-editor .perseus-widget-editor-title .alignment {
  margin-right: 5px;
}
.perseus-widget-editor .perseus-widget-editor-title .simple-button {
  font-size: 13px;
  padding: 0 10px;
}
.perseus-widget-editor .perseus-widget-editor-content {
  border-radius: 0 0 3px 3px;
  border-top: 1px solid #ddd;
  padding: 10px;
  transition: all 0s;
}
.perseus-widget-editor .perseus-widget-editor-content.leave {
  display: none;
}
.perseus-widget-editor .categorizer-container {
  overflow-x: scroll;
}
.perseus-widget-editor-title-id &gt; svg {
  float: left;
  font-size: 14px;
  margin-right: 10px;
}
.perseus-editor-widgets-selectors {
  background-color: #eee;
  border: 1px solid #ddd;
  border-top: 0;
  border-radius: 0 0 3px 3px;
  display: flex;
  flex-wrap: wrap;
  padding: 10px/2;
}
.perseus-editor-widgets-selectors select {
  margin: 2px;
}
.perseus-editor-widgets &gt; div.selected &gt; strong {
  background-color: #ddf;
}
.perseus-editor-widgets .warning {
  background-color: #ffcccc;
  padding: 4px;
  margin: 4px;
}
.perseus-editor-word-count {
  cursor: help;
  flex: 1;
  float: right;
  margin-right: 3px;
  margin-top: 2px;
  text-align: right;
}
.MathJax .math {
  color: inherit;
}
#perseus {
  margin: 20px;
}
#perseus #problemarea {
  min-height: 0;
  width: 100%;
}
#perseus #problemarea #workarea {
  margin: 0;
}
#perseus .perseus-question-container &gt; div,
#perseus .perseus-answer-container &gt; div {
  padding-bottom: 25px;
}
#perseus .add-choice-container,
#perseus .add-hint-container {
  margin-bottom: 20px;
  text-align: left;
}
.perseus-editor-table {
  clear: both;
  display: table;
  table-layout: fixed;
}
.perseus-editor-row {
  display: table-row;
}
.perseus-editor-left-cell {
  display: table-cell;
  padding-right: 30px;
  vertical-align: top;
  width: 360px;
  max-width: 360px;
  min-width: 360px;
}
.perseus-editor-right-cell {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  display: table-cell;
  padding: 30px;
  padding-top: 5px;
  vertical-align: top;
}
.perseus-hint-editor {
  padding-bottom: 20px;
}
.perseus-hint-editor .perseus-single-editor {
  margin-bottom: 5px;
}
.perseus-hint-editor .reorder-hints button {
  font-size: 16px;
}
.perseus-hint-editor .reorder-hints button:hover,
.perseus-hint-editor .reorder-hints button:active {
  color: #000;
  text-decoration: none;
}
.perseus-hint-editor .reorder-hints button.hidden {
  visibility: hidden;
}
.perseus-hint-editor .remove-hint {
  float: right;
  font-size: 13px;
  padding: 0 10px;
}
.perseus-hints-editor .add-hint {
  font-size: 13px;
}
.perseus-hints-editor .perseus-editor-row:first-child .perseus-editor-right-cell {
  border-top: 0;
}
.perseus-hint-editor + div .perseus-hint-renderer {
  width: 100%;
}
.perseus-hint-editor + div .perseus-hint-renderer div.paragraph {
  margin: 0px 0px 22px 0px;
}
.perseus-article-editor {
  margin-bottom: 20px;
  margin-top: 20px;
}
.perseus-article-editor .perseus-editor-table {
  margin-left: auto;
  margin-right: auto;
}
.perseus-article-editor .perseus-single-editor {
  margin-bottom: 10px;
}
.perseus-article-editor .section-control-button,
.perseus-article-editor .step-control-button {
  font-size: 13px;
  padding: 2px 10px;
  margin: 0 2px;
}
.perseus-article-editor .perseus-editor-left-cell {
  min-width: 360px;
}
.perseus-article-editor .mobile-preview,
.perseus-article-editor .desktop-preview,
.perseus-article-editor .editor-preview,
.perseus-article-editor .standalone-preview {
  box-sizing: border-box;
}
.perseus-article-editor .mobile-preview {
  border: 1px solid rgba(0, 0, 0, 0.29);
  max-width: 322px;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.29);
  padding: 32px 16px;
}
.perseus-article-editor .desktop-preview {
  border: 1px solid transparent;
  padding: 32px 20px;
}
.perseus-article-editor .editor-preview {
  display: table-cell;
}
.perseus-article-editor .editor-preview.full-width {
  width: 100%;
}
.perseus-article-editor .editor-preview .desktop-preview {
  border: 1px solid rgba(0, 0, 0, 0.29);
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.29);
  width: 100%;
}
.perseus-article-editor .standalone-preview .mobile-preview,
.perseus-article-editor .standalone-preview .desktop-preview {
  margin-left: auto;
  margin-right: auto;
}
.perseus-article-editor .json-editor {
  margin: auto;
  max-width: 688px;
}
.perseus-article-editor .perseus-json-editor {
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.perseus-article-editor .json-editor-warning {
  margin-bottom: 10px;
  text-align: center;
}
.perseus-article-editor .bibliotron-article.framework-perseus.perseus-article {
  box-sizing: border-box;
}
.perseus-article-editor .bibliotron-article.framework-perseus.perseus-article * {
  box-sizing: inherit;
}
.perseus-article-editor .perseus-editor-left-cell &gt; .pod-title {
  padding: 4px 9px;
}
.perseus-button-group {
  display: inline-block;
}
.perseus-button-group &gt; button {
  background-color: white;
  border: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
  border-left: 0;
  cursor: pointer;
  margin: 0;
  padding: 5px 10px;
  position: relative;
}
.perseus-button-group &gt; button.selected {
  background-color: #ddd;
}
.perseus-button-group &gt; button:first-child {
  border-left: 1px solid #ccc;
  border-top-left-radius: 3px;
  border-bottom-left-radius: 3px;
}
.perseus-button-group &gt; button:last-child {
  border-right: 1px solid #ccc;
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px;
}
.perseus-button-group &gt; button:hover,
.perseus-button-group &gt; button:focus {
  outline: 2px solid #999;
  outline-offset: -1px;
  z-index: 2;
}
.more-options-container {
  display: block;
  padding-bottom: 24px;
  position: relative;
}
.more-options-container .more-options-title {
  border-radius: 0 0 3px 3px;
  color: #999;
  height: 20px;
  font-size: 14px;
  padding: 5px 0;
  width: 358px;
  position: absolute;
  left: -10px;
  right: 0;
  bottom: -10px;
  text-align: center;
}
.more-options-container .more-options-title:hover {
  background-color: #ddd;
  cursor: pointer;
}
.perseus-widget-expression-editor .answer-options-list li {
  margin: 5px 0;
}
.perseus-widget-expression-editor .answer-status {
  color: inherit;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  text-decoration: none;
  width: 75%;
  -webkit-user-select: none;
  -khtml-user-drag: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.perseus-widget-expression-editor .answer-status.wrong {
  background-color: #ffcccc;
}
.perseus-widget-expression-editor .answer-status.correct {
  background-color: #aaffaa;
}
.perseus-widget-expression-editor .answer-status.ungraded {
  background-color: #d9edf7;
}
.perseus-widget-expression-editor .expression-editor-h3 {
  margin: 10px 0 4px;
}
.perseus-widget-dropdown input[type=text] {
  border: 1px solid #ccc;
  border-radius: 5px;
  padding: 5px;
}
.perseus-widget-dropdown input[type=text].correct {
  background: #aaffaa;
}
.perseus-widget-dropdown input[type=text].incorrect {
  background: #ffcccc;
}
.perseus-widget-dropdown .dropdown-choices {
  margin: 20px 0;
}
.perseus-widget-dropdown .dropdown-choices input[type=text] {
  margin: 0 5px;
  width: 70%;
}
.perseus-widget-dropdown .dropdown-info {
  float: left;
}
.perseus-widget-dropdown .dropdown-placeholder {
  float: right;
}
.perseus-widget-dropdown .remove-choice {
  margin-bottom: 10px;
}
.perseus-input-number-editor {
  font-size: 14px;
}
.perseus-input-number-editor .ui-title,
.perseus-input-number-editor .msg-title {
  display: inline-block;
  text-align: center;
}
.perseus-input-number-editor .ui-title {
  width: 100px;
}
.perseus-input-number-editor .msg-title {
  margin-left: 5px;
  width: 230px;
}
.perseus-input-number-editor .options-container {
  padding-left: 30px;
}
.perseus-input-number-editor .input-answer-editor-value,
.perseus-input-number-editor .input-answer-editor-message {
  display: inline-block;
}
.perseus-input-number-editor .input-answer-editor-value-container {
  border: 1px solid #ccc;
  border-radius: 3px;
  float: left;
  height: 53px;
  width: 100px;
  overflow: hidden;
  position: relative;
}
.perseus-input-number-editor .input-answer-editor-value-container .numeric-input-value {
  border: 0;
  font-size: 13px;
  outline-offset: -3px;
  width: 100%;
}
.perseus-input-number-editor .input-answer-editor-value-container.with-max-error .numeric-input-value {
  width: 60%;
}
.perseus-input-number-editor .input-answer-editor-value-container .max-error-container {
  display: inline-block;
  width: 40%;
}
.perseus-input-number-editor .input-answer-editor-value-container .max-error-container .max-error-plusmn {
  cursor: default;
  display: inline-block;
  width: 20%;
}
.perseus-input-number-editor .input-answer-editor-value-container .max-error-container .number-input {
  border: 0;
  font-size: 13px;
  width: 80%;
}
.perseus-input-number-editor .options-toggle,
.perseus-input-number-editor .answer-trash,
.perseus-input-number-editor .answer-status {
  height: 26px;
  line-height: 26px;
  outline-offset: -3px;
  vertical-align: middle;
}
.perseus-input-number-editor .value-divider {
  border-top: 1px solid #ccc;
}
.perseus-input-number-editor .options-toggle,
.perseus-input-number-editor .answer-trash {
  border-left: 1px solid #ccc;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  text-decoration: none;
  width: 20%;
}
.perseus-input-number-editor .options-toggle {
  background-color: #eee;
  color: #444;
}
.perseus-input-number-editor .options-toggle:hover {
  background-color: #ccc;
}
.perseus-input-number-editor .answer-trash {
  background-color: #C04F03;
  background-image:
    linear-gradient(
      to bottom,
      #E35D04,
      #C04F03);
  color: #FFF;
}
.perseus-input-number-editor .answer-trash:hover {
  color: #FFF;
  background-image:
    linear-gradient(
      to bottom,
      #F46E15,
      #D16014);
}
.perseus-input-number-editor .is-strict-indicator {
  background-color: #d9edf7;
  border-bottom: 1px solid #ccc;
  border-right: 1px solid #ccc;
  cursor: default;
  font-size: 16px;
  line-height: 12px;
  height: 12px;
  width: 12px;
  text-align: center;
  position: absolute;
  top: 0;
  right: auto;
  bottom: auto;
  left: 0;
  -webkit-user-select: none;
  -khtml-user-drag: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.perseus-input-number-editor .simplify-indicator {
  border-top: 1px solid #ccc;
  border-right: 1px solid #ccc;
  cursor: default;
  font-size: 10px;
  line-height: 13px;
  height: 13px;
  width: 12px;
  text-align: center;
  position: absolute;
  top: 12px;
  right: auto;
  bottom: auto;
  left: 0;
  -webkit-user-select: none;
  -khtml-user-drag: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.perseus-input-number-editor .simplify-indicator.optional {
  background-color: #aaffaa;
}
.perseus-input-number-editor .simplify-indicator.enforced {
  background-color: #ffcccc;
}
.perseus-input-number-editor .answer-status {
  color: inherit;
  display: inline-block;
  text-align: center;
  text-decoration: none;
  width: 60%;
  -webkit-user-select: none;
  -khtml-user-drag: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.perseus-input-number-editor .answer-status.wrong {
  background-color: #ffcccc;
}
.perseus-input-number-editor .answer-status.correct {
  background-color: #aaffaa;
}
.perseus-input-number-editor .answer-status.ungraded {
  background-color: #d9edf7;
}
.perseus-input-number-editor .input-answer-editor-message {
  margin-left: 5px;
}
.perseus-input-number-editor .input-answer-editor-message .perseus-single-editor {
  font-family: "Lucida Grande";
  width: 230px;
}
.perseus-input-number-editor .input-answer-editor-message .perseus-single-editor .perseus-textarea-pair &gt; textarea,
.perseus-input-number-editor .input-answer-editor-message .perseus-single-editor .perseus-textarea-underlay {
  padding: 5px;
}
.perseus-input-number-editor .input-answer-editor-message .perseus-single-editor .perseus-textarea-pair {
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}
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}
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}
.perseus-widget-radio textarea:-ms-input-placeholder {
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.perseus-widget-radio .clue-editor {
  display: inline-block;
}
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  margin-left: 5px;
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}
.perseus-widget-radio .perseus-single-editor {
  border: 0;
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  margin: 0 0 5px;
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}
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}
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}
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}
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.categorization-container.categorization-container-editor {
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}
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}
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}
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  height: 20px;
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}
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}
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  height: 60px;
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  bottom: -150px;
  left: 10px;
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}
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}
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}
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}
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}
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}
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}
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}
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  min-width: 20px;
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}
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}
.perseus-matcher-editor .perseus-text-list-editor {
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}
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}
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}
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}
.info-tip {
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}
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  margin: 0;
}
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}
.expression-answer-option {
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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  font-size: 18px;
  color: #555;
}
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}
.button-set-label {
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}
.button-set-label-float {
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  margin-right: 10px;
}
.button-set-separator {
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}
.show-div-button {
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}
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}
.unit-example-not-okay {
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}
.unit-example-okay {
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}
.pair-editor input {
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}
.marvel-device.iphone6.silver:after {
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}
.perseus-diff {
  margin: 0 10px;
}
.perseus-diff .diff-header {
  font-size: 18px;
  padding: 10px 0;
  width: 50%;
  display: inline-block;
}
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}
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  white-space: pre-wrap;
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  -moz-box-sizing: border-box;
  font-size: 14px;
  padding-right: 20px;
  padding-left: 10px;
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}
.perseus-diff .diff-row.collapsed {
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}
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}
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}
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}
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}
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}
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@font-face {
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}
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  display: -moz-inline-box;
  display: inline-block;
}
.mq-editable-field .mq-cursor.mq-blink {
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}
.mq-editable-field,
.mq-math-mode .mq-editable-field {
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}
.mq-editable-field.mq-focused,
.mq-math-mode .mq-editable-field.mq-focused {
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  -moz-box-shadow: #8bd 0 0 1px 2px, inset #6ae 0 0 2px 0;
  box-shadow: #8bd 0 0 1px 2px, inset #6ae 0 0 2px 0;
  border-color: #709AC0;
  border-radius: 1px;
}
.mq-math-mode .mq-editable-field {
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}
.mq-editable-field .mq-latex-command-input {
  color: inherit;
  font-family: "Courier New", monospace;
  border: 1px solid gray;
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  margin-right: 1px;
  margin-left: 2px;
}
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}
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}
.mq-editable-field.mq-empty:after,
.mq-editable-field.mq-text-mode:after,
.mq-math-mode .mq-empty:after {
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}
.mq-editable-field .mq-cursor:only-child:after,
.mq-editable-field .mq-textarea + .mq-cursor:last-child:after {
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  content: "c";
}
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}
.mq-editable-field.mq-text-mode {
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  overflow-y: hidden;
}
.mq-root-block,
.mq-math-mode .mq-root-block {
  display: -moz-inline-box;
  display: inline-block;
  width: 100%;
  padding: 2px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  white-space: nowrap;
  overflow: hidden;
  vertical-align: middle;
}
.mq-math-mode {
  font-variant: normal;
  font-weight: normal;
  font-style: normal;
  font-size: 115%;
  line-height: 1;
  display: -moz-inline-box;
  display: inline-block;
}
.mq-math-mode .mq-non-leaf,
.mq-math-mode .mq-scaled {
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}
.mq-math-mode var,
.mq-math-mode .mq-text-mode,
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}
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  line-height: inherit;
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  padding: 0;
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  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  box-sizing: border-box;
}
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}
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}
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}
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}
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  margin: 0 -0.1em;
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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.mq-math-mode .mq-large-operator,
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}
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}
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}
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}
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}
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  margin-right: .1em;
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}
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}
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}
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}
.mq-math-mode .mq-large-operator .mq-from,
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}
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}
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}
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  font-family:
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}
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}
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  font-size: 0.5em;
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  content: "\27a4";
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}
.mq-math-mode .mq-overarrow.mq-arrow-left:before {
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  -o-transform: scaleX(-1);
  -webkit-transform: scaleX(-1);
  transform: scaleX(-1);
  filter: FlipH;
  -ms-filter: "FlipH";
}
.mq-math-mode .mq-selection,
.mq-editable-field .mq-selection,
.mq-math-mode .mq-selection .mq-non-leaf,
.mq-editable-field .mq-selection .mq-non-leaf,
.mq-math-mode .mq-selection .mq-scaled,
.mq-editable-field .mq-selection .mq-scaled {
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  background: Highlight !important;
  color: HighlightText;
  border-color: HighlightText;
}
.mq-math-mode .mq-selection .mq-matrixed,
.mq-editable-field .mq-selection .mq-matrixed {
  background: #39F !important;
}
.mq-math-mode .mq-selection .mq-matrixed-container,
.mq-editable-field .mq-selection .mq-matrixed-container {
  filter: progid:DXImageTransform.Microsoft.Chroma(color="#3399FF") !important;
}
.mq-math-mode .mq-selection.mq-blur,
.mq-editable-field .mq-selection.mq-blur,
.mq-math-mode .mq-selection.mq-blur .mq-non-leaf,
.mq-editable-field .mq-selection.mq-blur .mq-non-leaf,
.mq-math-mode .mq-selection.mq-blur .mq-scaled,
.mq-editable-field .mq-selection.mq-blur .mq-scaled,
.mq-math-mode .mq-selection.mq-blur .mq-matrixed,
.mq-editable-field .mq-selection.mq-blur .mq-matrixed {
  background: #D4D4D4 !important;
  color: black;
  border-color: black;
}
.mq-math-mode .mq-selection.mq-blur .mq-matrixed-container,
.mq-editable-field .mq-selection.mq-blur .mq-matrixed-container {
  filter: progid:DXImageTransform.Microsoft.Chroma(color="#D4D4D4") !important;
}
.mq-editable-field .mq-textarea,
.mq-math-mode .mq-textarea {
  position: relative;
  -webkit-user-select: text;
  -moz-user-select: text;
  user-select: text;
}
.mq-editable-field .mq-textarea *,
.mq-math-mode .mq-textarea *,
.mq-editable-field .mq-selectable,
.mq-math-mode .mq-selectable {
  -webkit-user-select: text;
  -moz-user-select: text;
  user-select: text;
  position: absolute;
  clip: rect(1em 1em 1em 1em);
  -webkit-transform: scale(0);
  -moz-transform: scale(0);
  -ms-transform: scale(0);
  -o-transform: scale(0);
  transform: scale(0);
  resize: none;
  width: 1px;
  height: 1px;
}
.mq-math-mode .mq-matrixed {
  background: white;
  display: -moz-inline-box;
  display: inline-block;
}
.mq-math-mode .mq-matrixed-container {
  filter: progid:DXImageTransform.Microsoft.Chroma(color="white");
  margin-top: -0.1em;
}
.exercise,
.vars,
#next {
  display: none;
}
p.question {
  font-weight: bold;
}
var {
  font-style: normal;
}
.hint_blue {
  color: #6495ed;
}
.hint_orange {
  color: #ffa500;
}
.hint_pink {
  color: #ff00af;
}
.hint_red {
  color: #df0030;
}
.hint_green {
  color: #28ae7b;
}
.hint_gray {
  color: gray;
}
.hint_purple {
  color: #9d38bd;
}
.last-hint {
  font-weight: bold;
}
div.subhint {
  border: 1px solid #aaaaaa;
  background: #f9f9f9;
  display: none;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  margin-left: 20px;
  margin-right: 20px;
  padding: 10px;
}
a.show-subhint {
  font-size: 12px;
  font-style: italic;
  background-color: #fdfdfd;
}
a.show-definition {
  background-color: #fdfdfd;
}
div.definition {
  position: absolute;
  border: 1px solid #aaaaaa;
  background: #f9f9f9;
  display: none;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  margin-left: 20px;
  margin-right: 20px;
  padding: 10px;
  z-index: 1000;
}
#workarea {
  margin-left: 30px;
}
#hintsarea {
  margin-left: 50px;
}
.solutionarea ul {
  list-style: none;
}
.solutionarea li {
  padding: 7px 0;
}
.solutionarea li label {
  display: block;
}
.solutionarea li input[type=radio] {
  float: left;
  margin-top: 4px;
}
.solutionarea li .value {
  display: block;
  min-height: 22px;
  margin-left: 18px;
}
#extras li {
  display: inline;
}
#extras li:before {
  content: "| ";
}
#extras li:first-child:before {
  content: "";
}
#scratchpad-show {
  position: relative;
  z-index: 1;
}
#answer_area #check-answer-results {
  overflow: hidden;
  margin: 5px 0;
}
#answer_area #check-answer-results .check-answer-message {
  font-size: 12px;
  line-height: 20px;
  margin: 0;
}
#sad,
#happy {
  float: left;
  margin: 0 6px 4px 0;
}
.examples {
  color: #777;
  margin-left: 20px;
  list-style-type: disc;
}
.examples li {
  margin: 5px 0;
}
#problemarea {
  font-size: 14px;
  width: 70%;
  min-height: 378px;
  position: relative;
  float: left;
  padding-bottom: 38px;
}
#solution {
  font-size: 14px;
}
#solution label {
  display: block;
  white-space: nowrap;
}
#tester-info {
  border: 1px solid #aaa;
  background: #f0f0f0;
  padding: 10px;
  margin: 10px 0;
}
#debug var {
  font:
    14px Menlo,
    Courier,
    monospace;
  word-wrap: break-word;
}
code {
  font-family:
    Menlo,
    Courier,
    monospace;
}
table.limit {
  margin: 5px;
}
table.limit th {
  font-weight: bold;
  text-align: center;
}
table.limit td {
  border: 1px solid #aaa;
}
table.limit th,
table.limit td {
  padding: 5px;
}
table.limit th:first-child {
  text-align: right;
}
.solutionarea input[type=text],
.solutionarea input[type=number] {
  width: 80px;
}
.solutionarea .short20 input[type=text],
.solutionarea .short20 input[type=number] {
  width: 20px;
}
.solutionarea .short25 input[type=text],
.solutionarea .short25 input[type=number] {
  width: 25px;
}
.solutionarea .short28 input[type=text],
.solutionarea .short28 input[type=number] {
  width: 28px;
}
.solutionarea .short30 input[type=text],
.solutionarea .short30 input[type=number] {
  width: 30px;
}
.solutionarea .short32 input[type=text],
.solutionarea .short32 input[type=number] {
  width: 32px;
}
.solutionarea .short35 input[type=text],
.solutionarea .short35 input[type=number] {
  width: 35px;
}
.solutionarea .short40 input[type=text],
.solutionarea .short40 input[type=number] {
  width: 40px;
}
.solutionarea .short50 input[type=text],
.solutionarea .short50 input[type=number] {
  width: 50px;
}
#readonly {
  display: none;
}
.radical .surd {
  font: 150% Arial;
  padding: 0 0 0 5px;
}
.radical .overline {
  border-top: 1px solid #000;
  padding: 6px 1px 0 3px;
  margin-left: -1px;
}
.solutionarea .radical input[type=text],
.solutionarea .radical input[type=number] {
  width: 40px;
}
body.debug .graphie {
  outline: 1px dashed #fdd;
}
.graphie svg {
  position: absolute;
  top: 0;
  left: 0;
}
#scratchpad {
  display: none;
  margin: 0 10px;
  overflow: hidden;
  padding-bottom: 40px;
}
#scratchpad div {
  -moz-box-sizing: border-box;
  -ms-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  border: 1px solid #ccc;
  height: 100%;
  position: absolute;
  width: 100%;
  z-index: 1;
}
#scratchpad-not-available {
  display: none;
}
#extras .report-issue-link {
  float: right;
}
#tester-info.info-box {
  background: #f2e4bf;
}
#tester-info .box {
  border: 1px solid black;
  padding: 2px 4px;
  margin-left: 5px;
}
#tester-info .group-box {
  border: 1px solid #aaa;
  padding: 6px 4px 6px 0px;
  margin-left: 2px;
}
#browserwarning {
  background: white;
  margin: 0 1px;
  padding: 18px;
  font-size: 120%;
  text-align: center;
}
#answer_area .answer-buttons input.simple-button,
#answer_area input.simple-button.full-width {
  width: 100%;
}
#answer_area #answercontent {
  position: relative;
  z-index: 2;
}
#answer_area .hint-box {
  position: relative;
  z-index: 1;
}
#problemarea a:link,
#problemarea input,
#problemarea label,
#problemarea select {
  position: relative;
  z-index: 3;
}
#answer_area .calculator {
  width: 181px;
  margin: 0 auto;
}
.calculator-angle-mode .selected-anglemode {
  color: #050505;
}
.calculator-angle-mode .unselected-anglemode {
  color: #bbbbbb;
}
#answer_area .calculator .history {
  font:
    14px/1.5 Menlo,
    Monaco,
    Courier,
    monospace;
  margin: 0 0 10px;
  width: 183px;
  background-color: white;
  border-radius: 5px;
}
#answer_area .calculator .history #calc-output-content {
  position: absolute;
  bottom: 0px;
  width: 100%;
  overflow-y: scroll;
  overflow-x: hidden;
  max-height: 80px;
}
#answer_area .calculator .history #calc-output {
  height: 80px;
  text-align: left;
  overflow-y: hidden;
  overflow-x: hidden;
  position: relative;
}
#answer_area .calculator .history .output {
  text-align: right;
  margin-right: 3px;
}
#answer_area .calculator .history input {
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  display: block;
  font: inherit;
  margin: 5px 3px 3px;
  width: 98%;
  padding-left: 25px;
  padding-right: 8px;
  text-align: right;
  border: none;
  outline-width: 0;
}
#answer_area .calculator .history .input {
  position: relative;
}
#answer_area .calculator .history .input-history {
  position: relative;
  margin-left: 3px;
}
#answer_area .calculator .history .status a {
  position: absolute;
  font:
    10px/1.5 Menlo,
    Monaco,
    Courier,
    monospace;
  color: #999;
  text-decoration: none;
  line-height: 9px;
  height: 19px;
  top: 5px;
  left: 6px;
}
#answer_area .calculator .keypad .calc-row {
  margin: 5px 0;
}
#answer_area .calculator .keypad .calc-row a {
  background: #ccc;
  border-radius: 2px;
  color: #000;
  display: inline-block;
  margin: 0 5px 0 0;
  text-align: center;
  text-decoration: none;
  width: 31px;
}
#answer_area .calculator .keypad .calc-row a:hover {
  background: #bbb;
}
#answer_area .calculator .keypad .calc-row a:active {
  background: #aaa;
}
#answer_area .calculator .keypad .calc-row a.dark {
  background: #aaa;
}
#answer_area .calculator .keypad .calc-row a.dark:hover {
  background: #999;
}
#answer_area .calculator .keypad .calc-row a.dark:active {
  background: #888;
}
#answer_area .calculator .keypad a sup {
  vertical-align: super;
  font-size: 80%;
  line-height: 0;
}
#answer_area .calculator .keypad a.wide {
  width: 67px;
}
#solutionarea {
  min-height: 35px;
  padding: 10px;
  margin: 0 -10px;
  border-bottom: 1px solid #c3c3c3;
  overflow: visible;
}
.workarea #solutionarea {
  border-bottom: 0;
  padding-bottom: 0;
  padding-top: 0;
}
#answer_area .answer-buttons {
  margin: 0 -10px;
  padding: 10px 10px 0;
  position: relative;
}
#show-prereqs-button {
  margin-top: 15px;
}
#positive-reinforcement img {
  width: 28px;
  position: absolute;
  top: 7px;
  left: 5px;
  cursor: pointer;
}
#answer_area input.simple-button[disabled=disabled] {
  opacity: 0.5;
  filter: alpha(opacity = 50);
  cursor: default;
}
#answer_area input.simple-button[disabled=disabled]:hover {
  color: #fff !important;
}
#answer_area input.simple-button.orange[disabled=disabled]:hover {
  border-color: #bf4f04 !important;
  border-bottom-color: #803503 !important;
}
#answer_area input.simple-button.green[disabled=disabled]:hover {
  border-color: #76a005 !important;
  border-bottom-color: #557303 !important;
}
.simple-button.disabled {
  opacity: 0.5;
  filter: alpha(opacity = 50);
  cursor: default;
}
#hint-remainder {
  color: #777;
}
#footer .simple-button,
.info-box .simple-button {
  padding: 3px 10px;
  top: -1px;
}
.info-box .simple-button {
  top: 0;
}
#issue #issue-status.error {
  font-weight: bold;
  color: #a21;
  font-size: 1.2em;
}
#issue-link {
  font-style: italic;
}
#issue .issue-form input[type=text] {
  display: block;
  width: 98%;
}
#issue .issue-form textarea {
  display: block;
  width: 98%;
  height: 100px;
}
#issue-cancel {
  float: right;
}
#issue fieldset {
  list-style: none;
  border: 1px solid rgba(0, 0, 0, 0.3);
  padding-left: 10px;
  -moz-border-radius: 5px;
  -webkit-border-radius: 5px;
  border-radius: 5px;
  line-height: 22px;
  margin-bottom: 3px;
}
#issue fieldset legend {
  padding-left: 5px;
  padding-right: 5px;
}
#issue fieldset label {
  display: inline;
}
#issue fieldset li {
  margin-top: 0px;
  margin-bottom: 0px;
}
var,
div.graphie {
  white-space: pre;
}
#throbber {
  position: relative;
  top: 4px;
  left: 4px;
}
#issue-throbber {
  position: relative;
  top: 3px;
}
.exp input {
  vertical-align: super;
  font-size: 9px;
  height: 11px;
}
.correct-activity {
  background-color: #69bb00;
  text-shadow: 0 -1px 0 #557303;
}
.incorrect-activity {
  background-color: #e12c2d;
  text-shadow: 0 -1px 0 #921118;
}
.hint-activity {
  background-color: #f19726;
  text-shadow: 0 -1px 0 #b55c00;
}
.user-activity {
  margin: 8px;
  padding: 2px 5px;
  border: 1px solid #999;
  border-radius: 4px;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  float: left;
  cursor: pointer;
  color: white;
}
.user-activity input {
  cursor: pointer;
}
div.timeline-time {
  float: left;
  padding-top: 10px;
}
div.timeline-time:before {
  padding: 3px;
  content: "~";
}
div.timeline-time:after {
  padding: 3px;
  content: "~";
}
div.timeline-total {
  border-top: 1px solid #999;
}
#timelinecontainer {
  border: 1px solid #c6d1ad;
  border-top: 0px;
  position: relative;
}
#timelinecontainer:before,
#timelinecontainer:after {
  content: "";
  display: table;
}
#timelinecontainer:after {
  clear: both;
}
#timelinecontainer {
  zoom: 1;
}
#timeline {
  overflow: hidden;
  position: absolute;
  left: 265px;
  right: 225px;
  border-left: 1px solid #c6d1ad;
  border-right: 1px solid #c6d1ad;
}
#timeline-events {
  width: 10000px;
}
#timeline-events:after,
#timeline-events:before {
  content: "";
  display: block;
  width: 1px;
  height: 1px;
  float: left;
}
#timeline p {
  margin: 0;
}
#previous-problem {
  margin: 5px;
  cursor: pointer;
  float: left;
  width: 100px;
}
#previous-step {
  margin: 5px;
  cursor: pointer;
  float: left;
  width: 100px;
}
#next-step {
  margin: 5px;
  cursor: pointer;
  float: right;
  width: 80px;
}
#previous-step span {
  padding: 4px 0 4px 25px;
}
#next-step span {
  padding: 4px 25px 4px 0;
}
#next-problem {
  margin: 5px;
  cursor: pointer;
  float: right;
  width: 80px;
}
.user-activity.activated {
  border: 2px solid #888;
}
html.exercise-browser {
  overflow-x: hidden;
  overflow-y: hidden;
}
.exercise-browser body {
  min-width: 0;
  width: 790px;
  overflow-x: hidden;
  overflow-y: auto;
}
.exercise-browser header,
.exercise-browser footer,
.exercise-browser .topic-exercise-badge,
.exercise-browser #extras,
.exercise-browser .exercises-stack,
.exercise-browser .related-video-box {
  display: none !important;
}
.exercise-browser #outer-wrapper,
.exercise-browser #page-container,
.exercise-browser #page-container-inner {
  background: #ffffff;
}
.exercise-browser article {
  border: none;
}
.exercise-browser #container.single-exercise {
  min-width: 0;
}
.exercise-browser #page-container {
  width: 790px;
  min-width: 0;
}
.exercise-browser .problem-types {
  margin-right: 20px;
}
.exercise-browser .problem-type-link {
  display: block;
  margin-bottom: 5px;
  padding: 6px;
  background: #36a6c4;
  border-radius: 5px;
  border: 1px solid #7fc8e6;
  color: white;
}
.exercise-browser .problem-type-link:hover {
  color: white;
  background: #1c758c;
  text-decoration: none;
}
.exercise-browser .problem-type-link:visited {
  color: #c2eaff;
  text-decoration: none;
}
.lite header,
.lite footer,
.lite #extras,
.lite .exercise-badge,
.lite .hint-box,
.lite .related-video-box {
  display: none !important;
}
.lite #page-container,
.lite #container {
  min-width: 0;
  border-width: 0;
}
.lite #streak-bar-container {
  position: absolute;
  top: 10px;
  left: 15px;
}
.lite #answercontent {
  position: absolute;
  right: 5px;
  top: 12px;
  padding: 0px;
  border: none;
  -webkit-box-shadow: none;
  overflow: visible;
}
.lite #answercontent &gt; * {
  float: left;
  margin-right: 10px;
}
.lite #throbber,
.lite #check-answer-results {
  display: none !important;
}
.lite #answercontent .info-box-header {
  font-size: 16px;
}
.lite #answercontent .examples {
  display: none !important;
}
.lite .ui-icon {
  width: 18px;
  height: 18px;
}
.lite h1 {
  font-family: inherit;
}
.lite #solutionarea input {
  font-size: 14px;
}
.lite #answercontent .simple-button {
  margin-top: -5px;
  color: #fff !important;
  font-size: 14px;
  text-shadow: none;
}
#warning-bar {
  width: 100%;
  height: 35px;
  text-align: center;
  font-size: 15px;
  display: none;
  padding: 6px 0;
  position: relative;
  z-index: 2;
}
#warning-bar span {
  position: relative;
  top: 5px;
}
#warning-bar-close {
  top: 5px;
  float: right;
  right: 20px;
  position: relative;
}
#warning-bar-content a {
  text-decoration: underline;
}
#warning-bar.error {
  background-color: #d61914;
  color: #eee;
}
#warning-bar.error a {
  color: #eee;
}
#warning-bar.warning {
  background-color: #f5e722;
  color: #222;
}
#warning-bar.warning a {
  color: #222;
}
.fake_header &gt; span {
  font-weight: bold;
  display: inline-block;
  padding-left: 10px;
  border-bottom: 2px solid #cccccc;
}
.fake_row &gt; span {
  display: inline-block;
  padding-top: 5px;
  padding-bottom: 5px;
  padding-left: 10px;
  border-bottom: 1px solid #ddd;
}
.fake_row:nth-child(n) &gt; span {
  border-bottom: none;
}
.fake_row:nth-child(2n+1) &gt; span {
  background-color: #f3f3f3;
}
#timelinecontainer .simple-button {
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -o-user-select: none;
  user-select: none;
  white-space: nowrap;
}
.thumbnail a {
  outline: none;
  color: #fff;
}
.thumbnail a:hover {
  text-decoration: none;
}
.thumbnail div.thumb {
  background-size: 200px 150px;
  background-position: no-repeat top left;
  background-position: 0px -25px;
  background-position-y: -80px\	;
  background-position-x: -100px\	;
  width: 200px;
  height: 100px;
  border: 1px solid #aaa;
  -webkit-box-shadow: 0 0 3px #ccc;
  -moz-box-shadow: 0 0 3px #ccc;
  box-shadow: 0 0 3px #ccc;
  margin-left: 14px;
  margin-bottom: 8px;
  margin-top: 4px;
}
.thumbnail div.thumbnail_label {
  padding: 5px 10px;
  max-width: 180px;
  margin: 0;
  text-align: left;
  margin-top: 68px;
  background: #333;
  background-color: rgba(30, 30, 30, 0.9);
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
}
.thumbnail div.thumbnail_desc {
  width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.thumbnail div.thumbnail_teaser {
  height: 0px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
  text-decoration: none;
  font-size: 11px;
}
.sortable {
  background: #eee;
  border: 1px solid #ccc;
  border-bottom: 1px solid #aaa;
  padding: 13px;
  position: relative;
  z-index: 2;
  box-shadow: 0 1px 2px #ccc;
  -moz-box-shadow: 0 1px 2px #ccc;
  -webkit-box-shadow: 0 1px 2px #ccc;
}
.sortable &gt; ul {
  list-style-type: none;
}
.sortable &gt; ul &gt; li {
  background-color: #fff;
  border: 1px solid #b9b9b9;
  border-bottom-color: #939393;
  border-radius: 4px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  cursor: pointer;
  margin-right: 4px;
  min-width: 65px;
  height: 65px;
  text-align: center;
  font-size: 1.2em;
  float: left;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -o-user-select: none;
  user-select: none;
}
.sortable &gt; ul &gt; li.placeholder {
  background: #ddd;
  border: 0;
  border: 1px solid #ccc;
  float: left;
}
.sortable code {
  line-height: 65px;
}
.sortable &gt; ul &gt; li:hover {
  border-color: #ffa500;
  box-shadow: 0 0 4px #c56f00;
  -moz-box-shadow: 0 0 4px #c56f00;
  -ms-box-shadow: 0 0 4px #c56f00;
  -o-box-shadow: 0 0 4px #c56f00;
  -webkit-box-shadow: 0 0 4px #c56f00;
}
.sortable &gt; ul &gt; li:active,
.sortable &gt; ul &gt; li.dragging {
  background-color: #ffedcd;
  opacity: 0.8;
  filter: alpha(opacity = 80);
}
.box-whisker-sortable &gt; .sortable {
  background: #f8f8f8;
  border: 0;
  border-bottom: 0;
  box-shadow: 0 0 0;
  -moz-box-shadow: 0 0 0;
  -webkit-box-shadow: 0 0 0;
  padding-right: 0;
}
.box-whisker-sortable &gt; .sortable &gt; ul &gt; li {
  width: 28px;
  min-width: 28px;
  height: 28px;
  margin-right: 2px;
  font-size: 1em;
  border: 1px solid #ddd;
}
.box-whisker-sortable &gt; .sortable code {
  line-height: 32px;
}
#problemarea div#congruent-triangles {
  outline-color: #999;
  outline-style: dashed;
  outline-width: 1px;
}
.video-hint {
  margin-bottom: 20px;
}
.qhint {
  border: 1px solid #aaaaaa;
  background: #f9f9f9;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  margin-right: 20px;
  margin-bottom: 20px;
  padding: 10px;
}
.qhint-answer {
  display: none;
}
.qhint-feedback {
  font-weight: bold;
  color: #6495ed;
}
.qhint-feedback.correct {
  color: #28ae7b;
}
.qhint-feedback.incorrect {
  color: #ce4444;
}
.example-hint {
  margin-bottom: 15px;
}
.matrix-input {
  padding: 15px;
  margin-top: 10px;
  background-color: #eee;
  width: 165px;
}
.solutionarea .matrix-row {
  float: left;
  clear: both;
}
.solutionarea .matrix-row .sol {
  margin: 0;
  float: left;
}
.solutionarea .matrix-row .sol input[type=text],
.solutionarea .matrix-row .sol input[type=number] {
  width: 45px;
  height: 30px;
  border: none;
  margin: 3px;
  padding: 1px;
}
.matrix-input .matrix-bracket {
  width: 6px;
  position: absolute;
  border-top: 2px solid #888;
  border-bottom: 2px solid #888;
  margin-top: -2px;
}
.matrix-input .matrix-bracket.bracket-left {
  border-left: 2px solid #888;
  margin-left: -2px;
}
.matrix-input .matrix-bracket.bracket-right {
  border-right: 2px solid #888;
}
.matrix-input:after {
  content: "";
  display: block;
  clear: both;
  visibility: hidden;
  overflow: hidden;
  height: 0;
}
table.periodic-table td.element {
  border: 1px solid;
  min-width: 37px;
  min-height: 37px;
  text-align: center;
  line-height: 1.2;
}
table.periodic-table td.element div.atomic-num {
}
table.periodic-table td.element div.symbol {
  font-weight: bold;
}
table.periodic-table td.element div.weight {
  font-size: 10px;
}
.plugging_in_values &gt; span {
  width: 80px;
}
table.plugging_in_values_hint td {
  padding-left: 40px;
}
span.hover-hint {
  color: #005987;
  border-bottom: 1px dashed #005987;
}
span.hover-hint:hover {
  color: #678d00;
  border-bottom: 1px dashed #678d00;
  cursor: pointer;
}
.vis-deriv-hint-graph {
  display: block;
  float: left;
  margin-right: 50px;
}
#problemarea .quarter-graph {
  float: left;
  margin-bottom: 45px;
  margin-right: 45px;
}
#problemarea .estimation span {
  width: 100px;
}
#problemarea .estimation span:first-child {
  width: 50px;
}
#solutionarea table.rational-exp td {
  text-align: center;
  vertical-align: middle;
  padding-left: 4px;
  padding-right: 4px;
}
#solutionarea table.rational-exp td.soln-top {
  padding-bottom: 1px;
}
#solutionarea table.rational-exp td.soln-bot {
  padding-top: 1px;
  border-top: 1px solid black;
}
#solutionarea table.rational-exp td.soln-dom {
  padding-left: 3px;
}
#problemarea div.z-score-table &gt; span {
  width: 32px;
  font-size: 11px;
  padding: 5px;
}
#problemarea div.z-score-table &gt; span:first-child {
  font-weight: bold;
  width: 22px;
  border-right: 2px solid #cccccc;
}
#problemarea div.focus-information {
  padding-bottom: 12px;
  height: 70px;
  clear: both;
}
#problemarea div.focus-information div {
  display: block;
}
#problemarea div.focus-information-column-left {
  float: left;
  width: 30%;
}
#problemarea div.focus-information-column-right {
  float: right;
  width: 55%;
}
#problemarea .reading-tables &gt; span {
  text-align: center;
  width: 65px;
}
#problemarea .reading-tables &gt; span:first-child {
  text-align: left;
  width: 100px;
}
#problemarea .reading &gt; span {
  width: 32px;
  font-size: 11px;
  padding: 5px;
}
#problemarea .reading.fake_header &gt; span {
  text-align: center;
}
#problemarea .reading &gt; span:first-child {
  font-weight: bold;
  width: 22px;
  border-right: 2px solid #cccccc;
}
#problemarea .problem .graph-caption {
  display: block;
  margin-top: 10px;
  margin-bottom: 30px;
}
#solutionarea .intuition-equation td {
  text-align: right;
  padding-left: 5px;
}
.question li span.sort-key {
  visibility: hidden;
  position: absolute;
}
.problem table.problem-equation td {
  padding-left: 3px;
  padding-right: 3px;
  text-align: center;
}
.problem table.problem-equation input {
  width: 25px;
  margin-right: 5px;
  vertical-align: super;
}
#coin-flip-sequence-charts {
  height: 324px;
  position: relative;
  width: 496px;
}
#coin-flip-sequence-charts .graphie {
  height: 324px;
  width: 496px;
  position: absolute !important;
}
#coin-flip-sequence-chart-1 {
  left: 496px;
}
#coin-flip-sequence-chart-2 {
  left: 992px;
}
#coin-flip-sequence-chart-3 {
  left: 1488px;
}
.view-coin-flip-sequence-patterns {
  margin-top: 12px;
}
.view-coin-flip-sequence-patterns span {
  color: #ccc;
}
.view-coin-flip-sequence-patterns a {
  margin: 0 5px;
}
.view-coin-flip-sequence-patterns a.selected {
  font-weight: bold;
  color: #444 !important;
  cursor: default;
  text-decoration: none !important;
}
.coin-flip-sequence-heads {
  background: #a6a6a6;
  color: #333;
}
.coin-flip-sequence-heads,
.coin-flip-sequence-tails {
  border-right: 1px solid #888;
  float: left;
  font-family: Verdana, sans-serif;
  font-size: 14px;
  margin-bottom: 5px;
  padding: 0 2px;
  text-align: center;
  width: 16px;
}
.coin-flip-sequence-tails {
  background: #595959;
  color: #ccc;
}
body.debug span.error {
  font-weight: bold;
  color: #fff;
  background: #f00;
  font-size: 1.4em;
  padding: 0.2em;
  text-decoration: line-through;
}
.new-header .MathJax .math {
  color: inherit;
}
.solutionarea .info-box .mini-button {
  margin: 0px 10px 0px 0px;
  padding: 0px 5px;
  width: 25px;
  height: 18px;
}
.solutionarea #number-label {
  clear: both;
  margin: 0px 0px;
  padding: 14px 0px 0px 0px;
}
.solutionarea .expression {
  box-sizing: border-box;
  display: block;
  max-width: 240px;
  width: 100%;
}
.solutionarea .expression &gt; .output {
  background: #f2f2f2;
  display: inline-block;
  border-radius: 5px;
  padding-top: 10px;
  margin: 10px 0;
  position: relative;
  z-index: 2;
}
.solutionarea .expression &gt; .output &gt; .tex {
  display: block;
  min-height: 42px;
  overflow-x: scroll;
  padding: 2px 10px 16px 10px;
}
.solutionarea .expression &gt; .input {
  position: relative;
  z-index: 3;
}
.solutionarea .expression &gt; .input &gt; input {
  border: 1px solid #a4a4a4;
  border-radius: 5px;
  direction: ltr;
  font-size: 14px;
  margin-bottom: 5px;
  padding: 6px;
}
.solutionarea .expression &gt; .output,
.solutionarea .expression &gt; .output &gt; .tex,
.solutionarea .expression &gt; .input &gt; input {
  box-sizing: border-box;
  max-width: 240px;
  width: 100%;
}
.solutionarea .expression &gt; .input &gt; input.error {
  padding-right: 25px;
}
.solutionarea .expression &gt; .input &gt; .error-div {
  position: absolute;
  right: 6px;
  top: -3px;
}
.solutionarea .expression &gt; .input &gt; .error-div &gt; .error-icon {
  color: #fcc335;
  font-size: 20px;
}
body:not(.mobile) ul.inequalities-one-line-radios,
body:not(.mobile) ul.inequalities-one-line-radios &gt; li {
  display: inline;
}
body.mobile ul.inequalities-one-line-radios &gt; li {
  padding: 7px 0;
}
.inequalities-padding#grid {
  margin-bottom: 2em;
}
.perseus-sr-only {
  border: 0;
  clip: rect(0, 0, 0, 0);
  font-size: 0;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}
.perseus-clearfix {
  *zoom: 1;
}
.perseus-clearfix:before,
.perseus-clearfix:after {
  content: "";
  display: table;
}
.perseus-clearfix:after {
  clear: both;
}
.framework-perseus.perseus-article:not(.bibliotron-article) .perseus-widget-container.widget-float-left {
  float: left;
  padding-right: 1em;
  max-width: 50%;
  width: 100%;
}
.framework-perseus.perseus-article:not(.bibliotron-article) .perseus-widget-container.widget-float-right {
  float: right;
  padding-left: 1em;
  max-width: 50%;
  width: 100%;
}
.framework-perseus.perseus-article:not(.bibliotron-article) .perseus-renderer &gt; .paragraph {
  margin-left: auto;
  margin-right: auto;
  max-width: 700px;
}
.framework-perseus.perseus-article:not(.bibliotron-article) .paragraph.perseus-paragraph-full-width {
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}
.framework-perseus.perseus-article:not(.bibliotron-article) .paragraph.perseus-paragraph-full-width &gt; .paragraph {
  margin: 0;
  max-width: none;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container {
  font-size: 14px;
  line-height: 19.6px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-left,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-right {
  max-width: 50%;
  padding-top: 32px;
  width: 100%;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-left .perseus-image-caption .paragraph .paragraph,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-right .perseus-image-caption .paragraph .paragraph {
  margin-bottom: 0;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-left {
  float: left;
  padding-right: 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-widget-container.widget-float-right {
  float: right;
  padding-left: 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph {
  color: #21242c;
  font-size: 20px;
  line-height: 30px;
  margin: 0 auto;
  max-width: 688px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph .paragraph {
  color: #21242c;
  font-size: 20px;
  line-height: 30px;
  margin-bottom: 32px;
  margin-top: 0;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph .paragraph .katex {
  font-size: 100%;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) {
  color: #21242c;
  font-size: 20px;
  line-height: 30px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) table {
  color: #21242c;
  font-size: 20px;
  line-height: 30px;
  margin-bottom: 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) h2 {
  font-family: inherit;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
  margin-top: 48px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) h3 {
  font-family: inherit;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
  margin-top: 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) h4,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) h5,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) h6 {
  font-family: inherit;
  font-size: 20px;
  font-weight: 700;
  line-height: 25px;
  margin-bottom: 16px;
  margin-top: 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) blockquote {
  padding: 0 32px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .MathJax .math {
  color: inherit;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-image-widget {
  text-align: center;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-image-caption .perseus-renderer .paragraph .paragraph,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-image-caption .perseus-renderer .paragraph ol,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-image-caption .perseus-renderer .paragraph ul {
  color: #999;
  font-size: 14px;
  line-height: 19px;
  margin: 16px auto 42px;
  max-width: 455px;
  text-align: left;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .paragraph.perseus-paragraph-full-width {
  margin-bottom: 32px;
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .paragraph.perseus-paragraph-full-width &gt; .paragraph {
  margin: 0;
  max-width: none;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .unresponsive-svg-image,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .svg-image {
  font-size: 14px;
  line-height: 19.6px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-block-math {
  margin-bottom: 32px;
  position: relative;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-block-math:before {
  background:
    linear-gradient(
      to right,
      rgba(255, 255, 255, 0) 0%,
      #ffffff 100%);
  bottom: 0;
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 30px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-block-math-inner {
  overflow-x: auto;
  padding-bottom: 8px;
  padding-right: 20px;
  padding-top: 8px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h1:first-child,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h2:first-child,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h3:first-child,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h4:first-child,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h5:first-child,
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) &gt; .clearfix:first-child &gt; .perseus-renderer:first-child &gt; .paragraph:first-child h6:first-child {
  margin-top: 0;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph .perseus-formats-tooltip {
  padding: 8px 12px;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph {
  margin-bottom: 0;
}
.bibliotron-article.framework-perseus.perseus-article:not(.perseus-mobile) .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph ul:not(.perseus-widget-radio) {
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}
.framework-perseus:not(.perseus-article):not(.perseus-mobile) .perseus-radio-option-content .perseus-renderer &gt; .paragraph {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.25;
  color: #21242C;
}
.framework-perseus:not(.perseus-article):not(.perseus-mobile) .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.25;
  color: #21242C;
}
.framework-perseus:not(.perseus-article):not(.perseus-mobile) .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.25;
  color: #888D93;
}
.framework-perseus:not(.perseus-article):not(.perseus-mobile) .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.25;
  color: #888D93;
}
.framework-perseus:not(.perseus-article):not(.perseus-mobile) .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex {
  color: #888D93;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile :not(blockquote) &gt; div.paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile :not(blockquote) &gt; div.paragraph {
  margin: 0;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
  margin: 0 auto;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph:not(:first-child),
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph:not(:first-child) {
  margin-top: 32px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph &gt; .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph &gt; .paragraph {
  margin: 0;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .clearfix &gt; .perseus-renderer,
.framework-perseus:not(.perseus-article).perseus-mobile .clearfix &gt; .perseus-renderer {
  margin-bottom: 32px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio),
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) {
  margin: 0 0 0 1em;
  padding: 0;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) &gt; li,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) &gt; li {
  padding-left: 10px;
  margin-bottom: 24px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol {
  margin: 0;
  padding-left: 32px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol &gt; li,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol &gt; li {
  list-style-type: decimal;
  margin-bottom: 24px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol ol,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol ol,
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) ol,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) ol,
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol ul:not(.perseus-widget-radio),
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol ul:not(.perseus-widget-radio),
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) ul:not(.perseus-widget-radio),
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) ul:not(.perseus-widget-radio) {
  padding-top: 24px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-block-math,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-block-math {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-touch-callout: none;
}
@media (max-width: 767px) {
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    max-width: none;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h1,
  .framework-perseus:not(.perseus-article).perseus-mobile h1 {
    font-weight: 700;
    padding-top: 0px;
    font-family: inherit;
    font-size: 24px;
    line-height: 1.2;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h2,
  .framework-perseus:not(.perseus-article).perseus-mobile h2 {
    font-weight: 700;
    padding-top: 16px;
    font-family: inherit;
    font-size: 24px;
    line-height: 1.2;
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h3,
  .framework-perseus:not(.perseus-article).perseus-mobile h3,
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h4,
  .framework-perseus:not(.perseus-article).perseus-mobile h4 {
    font-weight: 700;
    padding-top: 0px;
    font-family: inherit;
    font-size: 22px;
    line-height: 1.1;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .default-body-text,
  .framework-perseus:not(.perseus-article).perseus-mobile .default-body-text {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio),
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile table,
  .framework-perseus:not(.perseus-article).perseus-mobile table {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 16px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 16px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 16px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 16px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex {
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption .paragraph .paragraph {
    color: #888D93;
    font-size: 14px;
    line-height: 1.3;
    text-align: left;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child {
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .katex {
    font-size: 21px;
    line-height: 1.2;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-block-math .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-block-math .katex {
    font-size: 21px;
    line-height: 1.5;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .graphie-label .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .graphie-label .katex {
    font-size: 1.21em;
    line-height: 1.2;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile code,
  .framework-perseus:not(.perseus-article).perseus-mobile code {
    font-family: Courier;
    font-size: 18px;
    line-height: 1.6;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile pre,
  .framework-perseus:not(.perseus-article).perseus-mobile pre {
    background-color: #F0F1F2;
    border-radius: 4px;
    padding: 16px;
    white-space: pre-wrap;
    margin: 0 -16px;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    padding: 0 0 0 18px;
    border-left: 4px solid #d8d8d8;
  }
}
@media (min-width: 768px) and (max-width: 1199px) {
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    max-width: 512px;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h1,
  .framework-perseus:not(.perseus-article).perseus-mobile h1 {
    font-weight: 700;
    padding-top: 0px;
    font-family: inherit;
    font-size: 30px;
    line-height: 1.1;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h2,
  .framework-perseus:not(.perseus-article).perseus-mobile h2 {
    font-weight: 700;
    padding-top: 32px;
    font-family: inherit;
    font-size: 30px;
    line-height: 1.1;
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h3,
  .framework-perseus:not(.perseus-article).perseus-mobile h3,
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h4,
  .framework-perseus:not(.perseus-article).perseus-mobile h4 {
    font-weight: 700;
    padding-top: 16px;
    font-family: inherit;
    font-size: 28px;
    line-height: 1.1;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .default-body-text,
  .framework-perseus:not(.perseus-article).perseus-mobile .default-body-text {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio),
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile table,
  .framework-perseus:not(.perseus-article).perseus-mobile table {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.5;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 18px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex {
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption .paragraph .paragraph {
    color: #888D93;
    font-size: 17px;
    line-height: 1.4;
    text-align: left;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child {
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .katex {
    font-size: 23px;
    line-height: 1.3;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-block-math .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-block-math .katex {
    font-size: 30px;
    line-height: 1.3;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .graphie-label .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .graphie-label .katex {
    font-size: 1.21em;
    line-height: 1.2;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile code,
  .framework-perseus:not(.perseus-article).perseus-mobile code {
    font-family: Courier;
    font-size: 23px;
    line-height: 1.3;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile pre,
  .framework-perseus:not(.perseus-article).perseus-mobile pre {
    background-color: #F0F1F2;
    border-radius: 4px;
    padding: 16px;
    white-space: pre-wrap;
    margin: 0 0px;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    padding: 0 0 0 20px;
    border-left: 4px solid #d8d8d8;
  }
}
@media (min-width: 1200px) {
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    max-width: 688px;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h1,
  .framework-perseus:not(.perseus-article).perseus-mobile h1 {
    font-weight: 700;
    padding-top: 0px;
    font-family: inherit;
    font-size: 35px;
    line-height: 1.1;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h2,
  .framework-perseus:not(.perseus-article).perseus-mobile h2 {
    font-weight: 700;
    padding-top: 32px;
    font-family: inherit;
    font-size: 35px;
    line-height: 1.1;
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h3,
  .framework-perseus:not(.perseus-article).perseus-mobile h3,
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile h4,
  .framework-perseus:not(.perseus-article).perseus-mobile h4 {
    font-weight: 700;
    padding-top: 16px;
    font-family: inherit;
    font-size: 30px;
    line-height: 1.1;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .default-body-text,
  .framework-perseus:not(.perseus-article).perseus-mobile .default-body-text {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio),
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ul:not(.perseus-widget-radio) {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph ol,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph ol {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile table,
  .framework-perseus:not(.perseus-article).perseus-mobile table {
    font-family: inherit;
    font-size: 22px;
    line-height: 1.4;
    color: #626569;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-option-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.25;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph {
    font-family: inherit;
    font-size: 20px;
    line-height: 1.25;
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-radio-rationale-content .perseus-renderer &gt; .paragraph .paragraph .katex {
    color: #888D93;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption .paragraph .paragraph,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption .paragraph .paragraph {
    color: #888D93;
    font-size: 20px;
    line-height: 1.4;
    text-align: left;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-caption.has-title .paragraph .paragraph strong:first-child {
    color: #3B3E40;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .katex {
    font-size: 25px;
    line-height: 1.2;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-block-math .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .perseus-block-math .katex {
    font-size: 30px;
    line-height: 1.3;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile .graphie-label .katex,
  .framework-perseus:not(.perseus-article).perseus-mobile .graphie-label .katex {
    font-size: 1.21em;
    line-height: 1.2;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile code,
  .framework-perseus:not(.perseus-article).perseus-mobile code {
    font-family: Courier;
    font-size: 23px;
    line-height: 1.3;
    color: #21242C;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile pre,
  .framework-perseus:not(.perseus-article).perseus-mobile pre {
    background-color: #F0F1F2;
    border-radius: 4px;
    padding: 16px;
    white-space: pre-wrap;
    margin: 0 0px;
  }
  .bibliotron-article.framework-perseus.perseus-article.perseus-mobile blockquote,
  .framework-perseus:not(.perseus-article).perseus-mobile blockquote {
    padding: 0 0 0 20px;
    border-left: 5px solid #d8d8d8;
  }
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container {
  font-size: 14px;
  line-height: 19.6px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-left,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-left,
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-right,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-right {
  max-width: 50%;
  padding-top: 32px;
  width: 100%;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-left .perseus-image-caption .paragraph .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-left .perseus-image-caption .paragraph .paragraph,
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-right .perseus-image-caption .paragraph .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-right .perseus-image-caption .paragraph .paragraph {
  margin-bottom: 0;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-left,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-left {
  float: left;
  padding-right: 32px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-widget-container.widget-float-right,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-widget-container.widget-float-right {
  float: right;
  padding-left: 32px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .MathJax .math,
.framework-perseus:not(.perseus-article).perseus-mobile .MathJax .math {
  color: inherit;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-image-widget,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-image-widget {
  text-align: center;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-block-math,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-block-math {
  padding-top: 16px;
  padding-bottom: 16px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .paragraph.perseus-paragraph-full-width,
.framework-perseus:not(.perseus-article).perseus-mobile .paragraph.perseus-paragraph-full-width {
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .paragraph.perseus-paragraph-full-width &gt; .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .paragraph.perseus-paragraph-full-width &gt; .paragraph {
  margin: 0;
  max-width: none;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .unresponsive-svg-image,
.framework-perseus:not(.perseus-article).perseus-mobile .unresponsive-svg-image,
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .svg-image,
.framework-perseus:not(.perseus-article).perseus-mobile .svg-image {
  font-size: 14px;
  line-height: 19.6px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip {
  padding: 8px 12px;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph,
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph {
  margin-bottom: 0;
}
.bibliotron-article.framework-perseus.perseus-article.perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph ul:not(.perseus-widget-radio),
.framework-perseus:not(.perseus-article).perseus-mobile .perseus-renderer &gt; .paragraph .perseus-formats-tooltip .paragraph ul:not(.perseus-widget-radio) {
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}
.zoomable {
  cursor: pointer;
  cursor: -webkit-zoom-in;
  cursor: -moz-zoom-in;
}
.zoom-img {
  background-color: white;
  position: absolute;
  z-index: 9001;
}
img.zoom-img {
  cursor: pointer;
  cursor: -webkit-zoom-out;
  cursor: -moz-zoom-out;
}
.zoom-transition {
  -webkit-transition: transform 300ms ease;
  -ms-transition: transform 300ms ease;
  transition: transform 300ms ease;
}
.zoom-overlay {
  z-index: 9000;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: scroll;
}
.zoom-overlay-open,
.zoom-overlay-transitioning {
  cursor: default;
}
.zoom-overlay-open {
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}
.zoom-backdrop {
  z-index: 8999;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: white;
  opacity: 0;
  -webkit-transition: opacity 300ms;
  -ms-transition: opacity 300ms;
  transition: opacity 300ms;
}
.zoom-overlay-open &gt; .zoom-backdrop {
  opacity: 0.9;
}
#perseus {
  position: relative;
}
.framework-perseus.perseus-mobile {
  margin-top: 48px;
}
.no-select {
  -moz-user-select: -moz-none;
  -khtml-user-select: none;
  -webkit-user-select: none;
  -o-user-select: none;
  user-select: none;
}
.blank-background {
  background-color: #FDFDFD;
}
#answer_area .blank-background {
  background-color: transparent;
}
.above-scratchpad {
  position: relative;
  z-index: 2;
}
.graphie.above-scratchpad,
.graphie-container.above-scratchpad {
  background-color: #FDFDFD;
}
.perseus-mobile .graphie-container.above-scratchpad {
  background: #ffffff;
}
.graphie {
  -moz-user-select: -moz-none;
  -khtml-user-select: none;
  -webkit-user-select: none;
  -o-user-select: none;
  user-select: none;
}
.perseus-interactive,
.perseus-interactive.above-scratchpad {
  position: relative;
  z-index: 3;
}
#answercontent input[type=text].perseus-input-size-normal,
#answercontent input[type=number].perseus-input-size-normal,
.framework-perseus input[type=text].perseus-input-size-normal,
.framework-perseus input[type=number].perseus-input-size-normal {
  border: 1px solid #ccc;
  width: 80px;
}
#answercontent input[type=text].perseus-input-size-small,
#answercontent input[type=number].perseus-input-size-small,
.framework-perseus input[type=text].perseus-input-size-small,
.framework-perseus input[type=number].perseus-input-size-small {
  border: 1px solid #ccc;
  width: 40px;
}
.framework-perseus #problemarea input,
.framework-perseus #problemarea button {
  position: relative;
  z-index: 3;
}
.framework-perseus div.paragraph {
  font-size: 14px;
  line-height: 19.6px;
  margin: 22px 0px;
}
.framework-perseus div.instructions {
  display: block;
  font-style: italic;
  font-weight: bold;
}
.framework-perseus .perseus-renderer &gt; .paragraph &gt; ul:not(.perseus-widget-radio) {
  margin: -11px 0px 22px 0px;
}
.framework-perseus .paragraph ul:not(.perseus-widget-radio) {
  font-size: 14px;
  line-height: 19.6px;
  padding-left: 35px;
}
.framework-perseus .paragraph ul:not(.perseus-widget-radio) li {
  list-style-type: disc;
}
.framework-perseus .paragraph ol {
  list-style: decimal;
  padding-left: 2em;
}
.framework-perseus blockquote {
  padding: 0 2.5em;
}
.framework-perseus .zoomable {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-touch-callout: none;
}
.framework-perseus sup:not(.mq-non-leaf) {
  font-size: smaller;
  vertical-align: super;
  line-height: 0;
}
.framework-perseus .range-input {
  border: 1px solid #ccc;
  border-radius: 5px;
  display: inline-block;
  padding: 0px 5px;
}
.framework-perseus .range-input &gt; input {
  border: 0;
  display: inline;
  text-align: center;
  width: 30px;
}
.framework-perseus .range-input &gt; span {
  color: #999;
  font-size: 14px;
}
.framework-perseus .number-input {
  border: 1px solid #ccc;
  border-radius: 5px;
  margin: 0;
  padding: 5px 0;
  text-align: center;
  width: 40px;
}
.framework-perseus .number-input.invalid-input {
  background-color: #ffbaba;
  outline-color: red;
}
.framework-perseus .number-input.mini {
  width: 40px;
}
.framework-perseus .number-input.small {
  width: 60px;
}
.framework-perseus .number-input.normal {
  width: 80px;
}
.framework-perseus .math-output {
  display: inline-block;
  min-width: 80px;
  min-height: 36px;
  border-radius: 5px;
  padding: 0;
  margin-top: 4px;
  margin-bottom: 4px;
  background: white;
  border: 1px solid #a4a4a4;
}
.framework-perseus .graph-settings .graph-settings-axis-label {
  border: 1px solid #ccc;
  border-radius: 5px;
  display: inline-block;
  padding: 5px 5px;
  width: 70px;
  float: right;
  margin: 0 5px;
}
.framework-perseus .graph-settings .graph-settings-background-url {
  width: 250px;
}
.framework-perseus .graphie-container {
  position: relative;
}
.framework-perseus .graph-settings,
.framework-perseus .image-settings,
.framework-perseus .misc-settings {
  padding-bottom: 5px;
}
.framework-perseus .misc-settings,
.framework-perseus .type-settings {
  border-top: 1px solid black;
  padding-top: 5px;
}
.framework-perseus .svg-image {
  display: inline-block;
}
.framework-perseus .unresponsive-svg-image,
.framework-perseus .perseus-rendered-radio .unresponsive-svg-image {
  display: inline-block;
  position: relative;
}
.framework-perseus .unresponsive-svg-image &gt; .graphie-container,
.framework-perseus .perseus-rendered-radio .unresponsive-svg-image &gt; .graphie-container {
  position: absolute;
  top: 0;
  left: 0;
}
.framework-perseus .fixed-to-responsive {
  position: relative;
  width: 100%;
}
.framework-perseus .fixed-to-responsive &gt; :not(:first-child) {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.framework-perseus:not(.perseus-mobile) table {
  font-size: 14px;
  line-height: 19.6px;
}
.framework-perseus:not(.perseus-mobile) table th,
.framework-perseus:not(.perseus-mobile) table td {
  padding: 5px 10px;
  text-align: left;
}
.framework-perseus:not(.perseus-mobile) table th[align=center],
.framework-perseus:not(.perseus-mobile) table td[align=center] {
  text-align: center;
}
.framework-perseus:not(.perseus-mobile) table th[align=right],
.framework-perseus:not(.perseus-mobile) table td[align=right] {
  text-align: right;
}
.framework-perseus:not(.perseus-mobile) table th {
  border-bottom: 2px solid #ccc;
  font-weight: bold;
  padding-bottom: 2px;
}
.framework-perseus:not(.perseus-mobile) table tr:nth-child(odd) td {
  background-color: #ededed;
}
.framework-perseus:not(.perseus-mobile) .perseus-titled-table {
  display: inline-block;
}
.framework-perseus:not(.perseus-mobile) .perseus-titled-table table {
  margin-left: auto;
  margin-right: auto;
}
.framework-perseus:not(.perseus-mobile) .perseus-table-title {
  text-align: center;
  font-size: larger;
}
.framework-perseus:not(.perseus-mobile) table.non-markdown tr:nth-child(odd) td {
  background-color: transparent;
}
.framework-perseus:not(.perseus-mobile) table.non-markdown th,
.framework-perseus:not(.perseus-mobile) table.non-markdown td {
  border-width: 0;
}
.framework-perseus.perseus-mobile {
}
.framework-perseus.perseus-mobile table {
  border-collapse: collapse;
  margin: 0 auto;
}
.framework-perseus.perseus-mobile table tbody &gt; tr {
  border: 1px solid #e5e5e5;
}
.framework-perseus.perseus-mobile table th,
.framework-perseus.perseus-mobile table td {
  padding: 16px;
  text-align: left;
}
.framework-perseus.perseus-mobile table th[align=center],
.framework-perseus.perseus-mobile table td[align=center] {
  text-align: center;
}
.framework-perseus.perseus-mobile table th[align=right],
.framework-perseus.perseus-mobile table td[align=right] {
  text-align: right;
}
.framework-perseus.perseus-mobile table td {
  background: #fff;
}
.framework-perseus.perseus-mobile table th {
  font-weight: bold;
}
@media (max-width: 767px) {
  .framework-perseus.perseus-mobile table {
    width: 100%;
    min-width: 480px;
  }
  .framework-perseus.perseus-mobile table tbody &gt; tr {
    border-left: 0;
    border-right: 0;
  }
}
.framework-perseus.perseus-mobile .perseus-titled-table {
  display: inline-block;
}
.framework-perseus.perseus-mobile .perseus-table-title {
  text-align: center;
  font-size: larger;
}
.perseus-graph-padding {
  padding: 25px 25px 0 0;
}
.categorizer-container {
  margin-top: 20px;
}
.categorizer-container div.paragraph {
  margin: 10px 0px;
}
.categorizer-container .category {
  text-align: center;
}
.categorizer-container table {
  min-width: 0;
}
.categorizer-container label {
  position: relative;
  z-index: 2;
}
body.mobile .categorizer-container td.category input[type=radio]:checked + span:before {
  color: #1c758a;
}
body.mobile .categorizer-container td.category input[type=radio] + span:active:before {
  color: #666;
  content: "\f111";
}
.perseus-widget-dropdown {
  position: relative;
}
.perseus-widget-expression {
  position: relative;
}
.perseus-widget-expression &gt; span,
.perseus-widget-expression .error-tooltip {
  display: inline-block;
  vertical-align: middle;
}
.perseus-widget-expression .error-tooltip {
  position: absolute;
  right: 6px;
  top: -2px;
}
.perseus-widget-expression .error-icon {
  color: #fcc335;
  cursor: pointer;
  font-size: 20px;
  position: relative;
  z-index: 3;
}
.perseus-widget-expression .error-text {
  background-color: #fff;
  padding: 5px;
  width: 210px;
}
.perseus-widget-expression.show-error-tooltip .perseus-math-input.mq-editable-field.mq-math-mode &gt; .mq-root-block {
  padding-right: 25px;
}
.perseus-widget-expression .perseus-formats-tooltip {
  width: 190px;
}
#answer_area .perseus-widget-expression .perseus-math-input.mq-editable-field.mq-math-mode {
  min-width: 130px;
}
#answer_area .perseus-widget-expression .error-tooltip .error-text-container {
  left: -125px !important;
  top: -17px !important;
}
#answer_area .perseus-widget-expression .error-tooltip .error-text {
  font-size: 12px;
  width: 90px;
}
#answer_area .perseus-widget-expression .error-tooltip .tooltipContainer &gt; div:first-child {
  visibility: hidden !important;
}
.perseus-widget-expression-old,
.perseus-widget-expression-old &gt; .output,
.perseus-widget-expression-old &gt; .output &gt; .tex,
.perseus-widget-expression-old &gt; .output &gt; .placeholder {
  display: block;
}
.perseus-widget-expression-old input,
#answer_area .perseus-widget-expression-old input {
  direction: ltr;
  border: 1px solid #a4a4a4;
  border-radius: 5px;
  box-sizing: border-box;
  font-size: 14px;
  margin-bottom: 5px;
  max-width: 240px;
  padding: 6px;
  width: 100%;
}
.perseus-widget-expression-old &gt; .output {
  background: #f2f2f2;
  border-radius: 5px;
  padding: 10px;
  margin: 10px 0;
}
#answer_area .perseus-widget-expression-old &gt; .output {
  background: #f7f7f7;
}
.perseus-widget-expression-old &gt; .output &gt; .tex {
  overflow-x: auto;
  padding: 5px;
}
.perseus-widget-expression-old &gt; .output &gt; .placeholder {
  position: relative;
  height: 40px;
  overflow-y: hidden;
}
.perseus-widget-expression-old &gt; .output &gt; .placeholder &gt; .error {
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  background: #f7f7f7;
  border: 1px solid #ddd;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
  color: #000;
  display: none;
  font-weight: normal;
  min-height: 22px;
  width: 168px;
  position: absolute;
  top: 0px;
  left: 40px;
  margin: auto;
}
.perseus-widget-expression-old &gt; .output &gt; .placeholder &gt; .error &gt; .buddy {
  background-size: 100%;
  height: 36px;
  width: 40px;
  position: absolute;
  top: -3px;
  left: -42px;
}
.perseus-widget-expression-old &gt; .output &gt; .placeholder &gt; .error &gt; .message {
  font: 12px "Proxima Nova", sans-serif;
  line-height: 1.4em;
  margin: 0px 4px;
}
.perseus-widget-grapher {
  padding: 25px 25px 0 0;
}
.perseus-widget-grapher &gt; .graphie-container {
  position: relative;
}
.perseus-widget-grapher &gt; .graphie-container &gt; img,
.perseus-widget-grapher &gt; .graphie-container .svg-image {
  position: absolute;
}
.framework-perseus .perseus-graded-group {
  position: relative;
  width: 100%;
  margin-left: 3px;
  padding-left: 5px;
}
.framework-perseus .perseus-graded-group.answer-correct {
  border-left: 3px solid #76a005;
  margin-left: 0;
}
.framework-perseus .perseus-graded-group.answer-incorrect {
  border-left: 3px solid #ff8787;
  margin-left: 0;
}
.framework-perseus .perseus-graded-group .group-icon {
  font-size: 14px;
  position: absolute;
  top: 50%;
  top: calc(50% - 7px);
  left: -19px;
  text-align: center;
  width: 16px;
}
.framework-perseus .perseus-group {
  position: relative;
  width: 100%;
}
.framework-perseus .perseus-group .group-icon {
  font-size: 14px;
  position: absolute;
  top: 50%;
  top: calc(50% - 7px);
  margin-left: -20px;
}
.perseus-image-widget .perseus-image-title {
  text-align: center;
}
.perseus-image-editor .label-settings td {
  padding: 5px 4px;
  text-align: center;
}
.perseus-image-editor .label-settings tr:nth-child(odd) td {
  background-color: transparent;
}
.perseus-image-editor .label-settings th,
.perseus-image-editor .label-settings td {
  border-width: 0;
}
.perseus-image-editor .image-settings,
.perseus-image-editor .graph-settings {
  margin-top: 5px;
}
.perseus-widget-interactive-graph {
  padding: 25px 25px 0 0;
}
.perseus-widget-interactive-graph &gt; .graphie-container {
  position: relative;
}
.perseus-widget-interactive-graph &gt; .graphie-container &gt; img,
.perseus-widget-interactive-graph &gt; .graphie-container &gt; .unresponsive-svg-image {
  position: absolute;
  bottom: 0;
  left: 0;
}
.perseus-mobile .tooltip.visible {
  z-index: 2;
}
.perseus-mobile .tooltip.visible .tooltip-content:before {
  border: solid;
  border-color: white transparent;
  border-width: 10px 10px 0 10px;
  bottom: -10px;
  content: "";
  left: 50%;
  transform: translateX(-50%);
  position: absolute;
  z-index: 2;
}
.perseus-mobile .tooltip .tooltip-content {
  display: none;
}
.perseus-mobile .tooltip.visible .tooltip-content {
  display: inline-block;
  background-color: #ffffff;
  border-radius: 5px;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px;
  position: absolute;
  white-space: nowrap;
  min-width: 30px;
  text-align: center;
}
.perseus-mobile .tooltip.visible .tooltip-content .katex {
  color: #71b307 !important;
}
.perseus-mobile .graphie-label .katex {
  color: inherit !important;
}
.perseus-widget-matcher {
}
.perseus-widget-matcher div.paragraph {
  margin: 0;
}
.perseus-matrix .matrix-prefix,
.perseus-matrix .matrix-suffix {
  display: inline-block;
  margin: 10px 5px 0 10px;
  vertical-align: top;
}
.perseus-matrix .matrix-suffix {
  margin: 10px 10px 0 5px;
}
.perseus-matrix div.paragraph {
  margin: 0;
}
.perseus-matrix .matrix-input {
  background: #e2e2e2;
  display: inline-block;
  margin: 5px;
  padding: 3px;
  position: relative;
  width: auto;
}
.perseus-matrix .matrix-row {
  white-space: nowrap;
}
.perseus-matrix .matrix-bracket {
  border-color: #666;
  border-style: solid;
  border-bottom-width: 2px;
  border-top-width: 2px;
  margin-top: -2px;
  position: absolute;
  width: 6px;
}
.perseus-matrix .matrix-bracket.bracket-left {
  border-color: #666;
  border-left-width: 2px;
  left: 3px;
}
.perseus-matrix .matrix-bracket.bracket-right {
  border-color: #666;
  border-right-width: 2px;
  margin-left: -3px;
}
.perseus-matrix input,
.perseus-matrix .number-input {
  border: none;
  border-radius: 0;
  box-sizing: border-box;
  margin: 3px;
  padding: 0;
  text-align: center;
}
.perseus-matrix input.outside,
.perseus-matrix .number-input.outside {
  background: #f3f3f3;
}
.perseus-matrix input:focus,
.perseus-matrix .number-input:focus {
  border: none;
  outline: none;
}
.static-mode.perseus-matrix input,
.static-mode.perseus-matrix .number-input {
  background: #f5f5f5;
}
.perseus-matrix.the-matrix .matrix-bracket,
.perseus-matrix.the-matrix .matrix-left,
.perseus-matrix.the-matrix .matrix-right {
  border-color: #29F139;
}
.perseus-matrix.the-matrix .matrix-input {
  background: #222;
}
.perseus-matrix.the-matrix input,
.perseus-matrix.the-matrix .number-input {
  background: #666;
  color: #29F139;
  font-weight: bold;
}
.perseus-matrix.the-matrix input.outside,
.perseus-matrix.the-matrix .number-input.outside {
  background: #444;
}
body.mobile .perseus-matrix .matrix-input {
  display: table;
}
body.mobile .perseus-matrix .matrix-row {
  display: table-row;
}
body.mobile .perseus-matrix .matrix-input-field {
  display: table-cell;
}
body.mobile .perseus-matrix .math-output {
  margin: 4px 4px 2px 4px;
  max-height: 36px;
  max-width: 80px;
  overflow: hidden;
}
.perseus-matrix-editor .perseus-single-editor {
  width: 338px;
}
.perseus-widget-measurer {
  position: relative;
}
.perseus-widget-measurer img {
  position: absolute;
}
.perseus-widget-measurer-url {
  width: 70%;
}
.orderer {
  position: relative;
  min-width: 480px;
}
.orderer.layout-horizontal .draggable-box {
  margin-left: 0;
  margin-top: 30px;
  padding: 13px;
}
.orderer .card {
  padding: 0 10px;
  cursor: pointer;
  position: relative;
  user-select: none;
  width: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.orderer.height-normal.layout-horizontal .card {
  height: 65px;
}
.orderer.height-normal.layout-vertical .card {
  padding: 5px;
}
.orderer.height-auto .card {
  padding: 0;
}
.orderer.height-auto.layout-horizontal .drag-hint {
  min-height: 65px;
  min-width: 22px;
}
.orderer.layout-horizontal .bank {
  padding: 0;
  margin: 0px 13px;
}
.orderer div.paragraph {
  margin: 0;
}
.orderer .card-wrap {
  position: relative;
  z-index: 3;
  width: auto;
}
.orderer.layout-horizontal .card-wrap {
  float: left;
}
.orderer.layout-horizontal .card-wrap:not(:first-child) {
  margin-left: 8px;
}
.orderer.layout-vertical .card-wrap {
  float: none;
  text-align: center;
}
.orderer.layout-vertical .card-wrap:not(:first-child) {
  margin-top: 8px;
}
.orderer.layout-vertical .bank,
.orderer.layout-vertical .draggable-box {
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  float: left;
  max-width: 50%;
}
.orderer.layout-vertical .bank {
  padding: 11px 20px 11px 0;
  margin: 0;
}
.orderer.layout-vertical .draggable-box {
  margin-top: 0;
  padding: 10px;
  min-height: 170px;
}
.orderer.layout-vertical .draggable-box .drag-hint {
  box-sizing: border-box;
  min-width: 140px;
  min-height: 34px;
}
.orderer.layout-vertical .draggable-box .placeholder {
  box-sizing: border-box;
}
.perseus-widget-passage-container .perseus-widget-passage {
  line-height: 22px;
  margin: 22px;
  position: relative;
}
.perseus-widget-passage-container .perseus-widget-passage div.paragraph {
  font-family:
    KaTeX_Main,
    Times,
    "Times New Roman",
    serif;
}
.perseus-widget-passage-container .katex {
  line-height: 20px;
}
.perseus-widget-passage-container .passage-title div.paragraph {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
}
.perseus-widget-passage-container .passage-text div.paragraph {
  font-size: 17px;
  line-height: 22px;
  margin: 0;
  text-indent: 20px;
}
.perseus-widget-passage-container .passage-text div.paragraph span {
  text-indent: 0;
}
.perseus-widget-passage-container .footnotes {
  margin-top: 22px;
}
.perseus-widget-passage-container .footnotes div.paragraph {
  font-size: 14px;
  margin: 0;
}
.perseus-widget-passage-container .perseus-highlight {
  background-color: #FFFABE;
}
.perseus-widget-passage-container .perseus-review-highlight {
  background-color: #EEE7B2;
}
.perseus-widget-passage-container .perseus-passage-square-label,
.perseus-widget-passage-container .perseus-passage-circle-label,
.perseus-widget-passage-container .perseus-passage-bracket-label {
  font-family:
    Times,
    "Times New Roman",
    serif;
  font-size: 17px;
}
.perseus-widget-passage-container .line-numbers {
  font-size: 12px;
  font-style: italic;
  font-weight: 600;
  position: absolute;
  text-align: right;
  max-height: 100%;
  overflow: hidden;
  padding-right: 12px;
  left: -52px;
  width: 37px;
}
.perseus-widget-passage-container .line-numbers span {
  display: block;
  line-height: 22px;
  position: relative;
  top: 2px;
  visibility: hidden;
}
.perseus-widget-passage-container .line-numbers span:nth-of-type(5n),
.perseus-widget-passage-container .line-numbers .line-marker {
  visibility: visible;
}
.perseus-widget-passage-editor .perseus-single-editor {
  font-family:
    Times,
    "Times New Roman",
    serif;
  margin-left: -11px;
}
.perseus-widget-passage-editor .perseus-textarea-pair textarea {
  font-size: 13px;
  line-height: 17px;
}
body.sat-section .perseus-widget-passage {
  margin-top: 0;
}
.perseus-widget-plotter svg,
.perseus-widget-plotter vml {
  position: absolute;
}
.perseus-widget-plotter span.rotate {
  -moz-transform: rotate(-90deg);
  -o-transform: rotate(-90deg);
  -webkit-transform: rotate(-90deg);
  transform: rotate(-90deg);
  -ms-filter: "progid:DXImageTransform.Microsoft.BasicImage(rotation=3)";
}
.set-from-scale-box {
  border: 2px solid #EEEEEE;
  border-radius: 3px;
  padding: 3px;
}
.categories-title {
  font-size: 14px;
}
.perseus-mobile .perseus-widget-plotter {
  border: solid 0.5px #BABEC2;
  border-radius: 4px;
}
.perseus-mobile .perseus-widget-plotter .graphie-label .katex {
  color: #626569;
}
.perseus-widget-radio.perseus-rendered-radio div,
.perseus-widget-radio.perseus-rendered-radio div &gt; p {
  display: inline;
}
.perseus-widget-radio.perseus-rendered-radio .perseus-radio-rationale-content &gt; .perseus-renderer &gt; .paragraph {
  display: table;
  margin: 0;
}
.perseus-widget-radio.perseus-rendered-radio .perseus-radio-rationale-content &gt; .perseus-renderer &gt; .paragraph:not(:last-child) {
  margin-bottom: 8px;
}
.perseus-widget-radio.perseus-widget-radio-horizontal {
  display: flex;
  flex-wrap: wrap;
}
.perseus-widget-radio.perseus-widget-radio-horizontal li {
  list-style: none;
  border-bottom: none !important;
}
.perseus-widget-radio .unresponsive-svg-image div,
.perseus-widget-radio .svg-image div {
  display: block;
}
.perseus-widget-radio li div.instructions {
  margin-bottom: 5px;
}
.perseus-widget-radio li .value {
  display: block;
  margin-left: 18px;
  min-height: 22px;
}
.perseus-widget-radio li img,
.perseus-widget-radio li table {
  display: inline-block;
  vertical-align: middle;
}
.perseus-widget-radio li table {
  border: 1px solid #ccc;
}
.perseus-widget-radio li.perseus-radio-selected .perseus-radio-horizontal-checkbox {
  background-color: #2563EB;
}
.perseus-widget-radio li.perseus-radio-selected .perseus-radio-horizontal-checkbox .paragraph .paragraph {
  color: white !important;
}
.reaction {
  display: table-row;
}
.reaction-aligned {
  display: table-cell;
  vertical-align: middle;
}
.molecule-container {
  display: table-cell;
  vertical-align: middle;
  margin: 20px;
}
.molecule-canvas {
  display: table-cell;
  vertical-align: middle;
}
.arrow-container {
  display: table-cell;
  vertical-align: middle;
}
.above-text {
  font-size: 0.8em;
  margin-bottom: -1em;
  min-height: 1.8em;
  text-align: center;
}
.below-text {
  font-size: 0.8em;
  margin-top: -1.6em;
  min-height: 1.8em;
  text-align: center;
}
.framework-perseus .perseus-sequence {
  width: 100%;
}
.draggy-boxy-thing .draggable-box,
.draggy-boxy-thing .cards-area {
  background: #eee;
  border: 1px solid #ccc;
  border-bottom: 1px solid #aaa;
  box-shadow: 0 1px 2px #ccc;
  -moz-box-shadow: 0 1px 2px #ccc;
  -webkit-box-shadow: 0 1px 2px #ccc;
}
.draggy-boxy-thing .cards-area {
  position: relative;
  z-index: 2;
}
.draggy-boxy-thing .card {
  position: relative;
  z-index: 3;
  background-color: #fff;
  border: 1px solid #b9b9b9;
  border-bottom-color: #939393;
  border-radius: 4px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -o-user-select: none;
  cursor: pointer;
  touch-action: none;
}
.draggy-boxy-thing .card.placeholder {
  background: #ddd;
  border: 1px solid #ccc;
}
.draggy-boxy-thing .card.drag-hint {
  background: none;
  border: 1px dashed #aaa;
  cursor: auto;
}
.draggy-boxy-thing .card.drag-hint:hover {
  border-color: #aaa;
  box-shadow: none;
}
.draggy-boxy-thing .card.dragging {
  background-color: #ffedcd;
  opacity: 0.8;
  filter: opacity(0.8);
}
.draggy-boxy-thing .card.stack {
  z-index: auto;
}
.draggy-boxy-thing .card.stack:after {
  content: " ";
  background-color: #fff;
  border: 1px solid #b9b9b9;
  border-bottom-color: #939393;
  border-radius: 4px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  height: 100%;
  width: 100%;
  z-index: -1;
  top: 1px;
  left: 1px;
  position: absolute;
}
.draggy-boxy-thing .card:hover {
  border-color: #ffa500;
  box-shadow: 0 0 4px #c78100;
  -moz-box-shadow: 0 0 4px #c78100;
  -ms-box-shadow: 0 0 4px #c78100;
  -o-box-shadow: 0 0 4px #c78100;
  -webkit-box-shadow: 0 0 4px #c78100;
}
.perseus-sortable div.paragraph {
  margin: 0;
}
.perseus-sortable .perseus-sortable-draggable:before {
  content: "";
  display: inline-block;
  height: 100%;
  vertical-align: middle;
}
.perseus-sortable .perseus-sortable-draggable &gt; div {
  display: inline-block;
  font-size: 14px;
  max-width: 100%;
  vertical-align: middle;
}
.perseus-sortable .perseus-sortable-draggable-unpadded img {
  vertical-align: bottom;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown {
  text-align: left;
  margin: 20px auto;
  border-collapse: collapse;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown tr {
  height: 23px;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown th,
.framework-perseus table.perseus-widget-table-of-values.non-markdown td {
  border: 2px solid black;
  border-width: 0 2px;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown th:first-child,
.framework-perseus table.perseus-widget-table-of-values.non-markdown td:first-child {
  border-left: 0;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown th:last-child,
.framework-perseus table.perseus-widget-table-of-values.non-markdown td:last-child {
  border-right: 0;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown th {
  font-weight: normal;
  padding: 5px;
  width: 80px;
  text-align: left;
  border-bottom: 2px solid black;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown th .paragraph {
  margin: 0;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown td {
  padding: 0px 5px;
}
.framework-perseus table.perseus-widget-table-of-values.non-markdown tbody tr:first-child td {
  padding-top: 5px;
}
.framework-perseus table.perseus-widget-table-of-values input,
#answer_area table.perseus-widget-table-of-values input {
  width: 80px;
}
body.mobile .framework-perseus table.perseus-widget-table-of-values.non-markdown td {
  padding: 5px;
}
.perseus-widget-transformer .highlighted-tool-button {
  text-shadow: 1px 1px rgba(0, 0, 0, 0.25);
}
.perseus-widget-transformer &gt; .graphie-container {
  margin-bottom: 10px;
  position: relative;
  overflow: hidden;
}
.perseus-widget-transformer &gt; .graphie-container &gt; img,
.perseus-widget-transformer &gt; .graphie-container &gt; .unresponsive-svg-image {
  position: absolute;
  bottom: 0;
  left: 0;
}
.perseus-widget-transformer .transformer-undo-button {
  float: right;
}
.perseus-widget-transformer .perseus-transformation-list {
  margin-top: 10px;
  margin-bottom: 10px;
}
.perseus-widget-transformer .perseus-transformation-list input {
  width: 40px;
}
.old-unit-input input,
.unit-editor-canonical {
  border: 1px solid #a4a4a4;
  border-radius: 5px;
  font-size: 14px;
  padding: 6px;
}
.unit-editor &gt; div {
  margin: 5px 0;
}
.perseus-widget-container.widget-nohighlight {
  transition: all 0.15s;
}
.perseus-widget-container.widget-highlight {
  -webkit-box-shadow: 0px 0px 0px 2px #ffa500;
  -moz-box-shadow: 0px 0px 0px 2px #ffa500;
  box-shadow: 0px 0px 0px 2px #ffa500;
  transition: all 0.15s;
}
.perseus-widget-container.widget-inline {
  display: inline;
}
.perseus-widget-container.widget-inline-block {
  display: inline-block;
}
.bibliotron-exercise .perseus-hint-renderer {
  border-left: 4px solid #f6f7f7;
  padding-left: 16px;
  position: relative;
}
.bibliotron-exercise .perseus-hint-renderer:focus {
  border-left-color: #d6d8da;
  outline: none;
}
.bibliotron-exercise .perseus-hint-renderer:before,
.bibliotron-exercise .perseus-hint-renderer:after {
  content: "";
  display: table;
  clear: both;
}
.bibliotron-exercise .perseus-hint-renderer div.paragraph {
  margin-top: 0px;
  margin-bottom: 16px;
}
.bibliotron-exercise .perseus-hint-renderer.last-hint {
  margin-bottom: 32px;
}
@media (max-width: 767px) {
  .bibliotron-exercise .perseus-hint-renderer.last-hint {
    margin-bottom: 0;
  }
}
.perseus-hint-label {
  color: #00457c;
  display: none;
  font-weight: 600;
  margin-right: 13px;
  position: absolute;
  right: 100%;
  white-space: nowrap;
}
.perseus-domain-science .perseus-hint-label {
  color: #9e034e;
}
.perseus-domain-math .perseus-hint-label {
  color: #007d96;
}
.perseus-domain-economics .perseus-hint-label {
  color: #a75a05;
}
.perseus-domain-partner .perseus-hint-label {
  color: #208170;
}
.perseus-domain-humanities .perseus-hint-label {
  color: #be2612;
}
.perseus-domain-test-prep .perseus-hint-label {
  color: #543b78;
}
.perseus-domain-cs .perseus-hint-label {
  color: #0d923f;
}
.bibliotron-exercise .perseus-hint-renderer.last-rendered .perseus-hint-label {
  display: block;
}
@media (max-width: 767px) {
  .bibliotron-exercise .perseus-hint-renderer.last-rendered .perseus-hint-label {
    display: none;
  }
}
.perseus-tooltip {
  background: #fff;
  padding: 5px 10px;
  width: 240px;
}
.perseus-formats-tooltip {
  background: #fff;
  padding: 5px 10px;
  width: 240px;
  color: #777;
}
.framework-perseus .perseus-formats-tooltip .paragraph &gt; ul {
  padding: 0;
  margin: -20px 0 -16px 0;
}
.framework-perseus .perseus-formats-tooltip .paragraph &gt; ul &gt; li {
  list-style-type: none;
}
.perseus-math-input.mq-editable-field.mq-math-mode {
  background: #fff;
  font-size: 18px;
  min-width: 100px;
  border-color: #a4a4a4;
  border-radius: 5px;
}
.perseus-math-input.mq-editable-field.mq-math-mode &gt; .mq-root-block {
  padding: 4px;
}
.perseus-math-input.mq-editable-field.mq-math-mode .mq-cursor {
  padding-left: 0;
}
.perseus-math-input.mq-editable-field.mq-math-mode .mq-paren.mq-ghost {
  color: inherit;
}
.perseus-math-input.mq-editable-field.mq-math-mode .mq-paren + span {
  margin: 0;
}
.perseus-math-input.mq-editable-field.mq-math-mode .mq-binary-operator {
  font-family: KaTeX_Main !important;
}
.perseus-math-input.mq-editable-field.mq-math-mode sup {
  line-height: normal;
}
.perseus-widget-editor .perseus-math-input.mq-editable-field.mq-math-mode &gt; .mq-root-block {
  border-radius: 0;
}
.math-input-buttons {
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 5px;
  border: 1px solid #ddd;
  box-sizing: border-box;
  margin-top: 5px;
  padding: 2px;
  width: 201px;
}
.math-input-buttons.absolute {
  left: -2px;
  position: absolute;
  top: -3px;
  z-index: 5;
}
.tex-button {
  display: block;
  float: left;
  width: 35px;
  height: 35px;
  margin: 2px;
  border: 1px solid #1c758a;
  background-color: white;
  border-radius: 5px;
}
.tex-button:hover {
  cursor: pointer;
  background-color: #f0f0f0;
}
.tex-button:focus {
  border: 2px solid #1c758a;
  outline: none;
}
.tex-button-row {
  margin: 5px 0;
}
.tex-button-row:first-child {
  margin-top: 0;
}
.tex-button-row:last-child {
  margin-bottom: 0;
}
.renderer-widget-error {
  background-color: #fcc;
}
#sat-mission .content-area &gt; div {
  margin-left: auto;
  margin-right: auto;
  width: 592px;
}
#sat-mission .content-area &gt; div .perseus-input-with-label {
  display: flex;
  align-items: center;
}
#sat-mission .content-area &gt; div .perseus-input-with-label .perseus-input-label {
  font-weight: 600;
  padding-right: 10px;
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb &gt; span,
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb &gt; label {
  display: inline-block;
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers,
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers:before {
  font-family: "Proxima Nova Semibold";
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers {
  color: #009900;
  display: inline-block;
  padding-right: 4px;
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers dt,
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers dd {
  display: inline-block;
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers dt {
  padding: 0 5px 0 13px;
  color: #121212;
  text-transform: uppercase;
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers dt::after {
  content: ":";
}
#sat-mission .content-area &gt; div .perseus-input-with-answer-blurb .perseus-possible-answers dd:not(:last-child)::after {
  content: "or";
  padding: 0 5px;
  color: #121212;
}
#sat-mission .content-area &gt; div input.perseus-incorrect {
  color: #990000;
  background-color: #f2ebeb;
  border: solid 1px #cc5252;
}
#sat-mission .content-area &gt; div input.perseus-correct {
  color: #009900;
  background-color: #e4f7e4;
  border: solid 1px #00cc00;
}
#sat-mission .content-area &gt; div input.perseus-unanswered {
  background-color: #eee;
  border: solid 1px #999;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns {
  width: 1024px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns &gt; .paragraph {
  margin: 0;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-two-columns {
  display: flex;
  justify-content: center;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column {
  display: -webkit-flex;
  -webkit-flex-direction: column;
  display: flex;
  flex-direction: column;
  width: 512px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) {
  background: #eee;
  border-right: 1px solid #ddd;
  box-sizing: border-box;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) .perseus-column-content {
  padding-top: 48px;
  padding-bottom: 22px;
  padding-left: 46px;
  padding-right: 32px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) .perseus-widget-passage-container {
  position: relative;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) .perseus-widget-passage-container .perseus-widget-passage-instructions div.paragraph {
  margin-top: 0;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) .perseus-widget-passage {
  margin: 0;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) &gt; .paragraph {
  margin-right: 40px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) blockquote {
  padding: 0;
  margin-right: 22px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(1) blockquote &gt; .paragraph:nth-child(1) {
  margin-top: 0;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(2) .perseus-column-content {
  padding-left: 32px;
  padding-right: 32px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column:nth-child(2) .perseus-group {
  margin-bottom: 20px;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column-content {
  flex: 1 1 auto;
  overflow-y: auto;
}
#sat-mission .content-area &gt; div.perseus-renderer-two-columns .perseus-column-content &gt; .paragraph {
  margin-top: 0;
}
#sat-mission input[type=text],
#sat-mission input[type=number] {
  border: 1px solid #aaa;
  font-family: "Proxima Nova Semibold", sans-serif;
  font-size: 14px;
  margin: 10px 0;
  padding: 5px;
}
#sat-mission input[type=text]:focus,
#sat-mission input[type=number]:focus {
  border-color: #0084ce;
  box-shadow: 0 0 10px rgba(0, 132, 206, 0.8);
  outline: none;
}
#sat-mission .valid-answer input[type=text]:valid,
#sat-mission .valid-answer input[type=number]:valid {
  border: 1px solid #0084ce;
  background: #e4f3f9;
  color: initial;
}
#sat-mission .valid-answer input[type=text]:valid:focus,
#sat-mission .valid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(0, 132, 206, 0.8);
}
#sat-mission .valid-answer .perseus-group-valid-answer input[type=text]:valid,
#sat-mission .valid-answer .perseus-group-valid-answer input[type=number]:valid {
  border: 1px solid #0084ce;
  background: #e4f3f9;
  color: initial;
}
#sat-mission .valid-answer .perseus-group-valid-answer input[type=text]:valid:focus,
#sat-mission .valid-answer .perseus-group-valid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(0, 132, 206, 0.8);
}
#sat-mission .valid-answer .perseus-group-invalid-answer input[type=text]:valid,
#sat-mission .valid-answer .perseus-group-invalid-answer input[type=number]:valid {
  color: #990000;
  background-color: #f2ebeb;
  border: solid 1px #cc5252;
}
#sat-mission .valid-answer .perseus-group-invalid-answer input[type=text]:valid:focus,
#sat-mission .valid-answer .perseus-group-invalid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(204, 82, 82, 0.8);
}
#sat-mission .invalid-answer input[type=text]:valid,
#sat-mission .invalid-answer input[type=number]:valid {
  color: #990000;
  background-color: #f2ebeb;
  border: solid 1px #cc5252;
}
#sat-mission .invalid-answer input[type=text]:valid:focus,
#sat-mission .invalid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(204, 82, 82, 0.8);
}
#sat-mission .invalid-answer .perseus-group-valid-answer input[type=text]:valid,
#sat-mission .invalid-answer .perseus-group-valid-answer input[type=number]:valid {
  border: 1px solid #0084ce;
  background: #e4f3f9;
  color: initial;
}
#sat-mission .invalid-answer .perseus-group-valid-answer input[type=text]:valid:focus,
#sat-mission .invalid-answer .perseus-group-valid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(0, 132, 206, 0.8);
}
#sat-mission .invalid-answer .perseus-group-invalid-answer input[type=text]:valid,
#sat-mission .invalid-answer .perseus-group-invalid-answer input[type=number]:valid {
  color: #990000;
  background-color: #f2ebeb;
  border: solid 1px #cc5252;
}
#sat-mission .invalid-answer .perseus-group-invalid-answer input[type=text]:valid:focus,
#sat-mission .invalid-answer .perseus-group-invalid-answer input[type=number]:valid:focus {
  box-shadow: 0 0 10px rgba(204, 82, 82, 0.8);
}
#sat-mission #sat-route-task .content-area &gt; .perseus-renderer-two-columns,
#sat-mission #sat-route-section .content-area &gt; .perseus-renderer-two-columns {
  margin-top: 0;
}
#sat-mission #sat-route-task .content-area &gt; .perseus-renderer-two-columns .perseus-column:nth-child(2) &gt; .perseus-column-content &gt; :first-child,
#sat-mission #sat-route-section .content-area &gt; .perseus-renderer-two-columns .perseus-column:nth-child(2) &gt; .perseus-column-content &gt; :first-child {
  margin-top: 48px;
}
.perseus-error {
  background: #ffbaba;
  border: 2px solid red;
  border-radius: 5px;
  padding: 20px;
  margin: 15px 0 10px;
}
@media (max-width: 767px) {
  .perseus-renderer-responsive {
    margin: 0 16px;
  }
  .perseus-renderer-responsive .perseus-renderer-responsive {
    margin: 0;
  }
}
@media (max-width: 767px) {
  .perseus-mobile .perseus-block-math {
    font-size: 18px;
  }
}
.echo-slide-and-fade-enter {
  opacity: 1 !important;
  -webkit-transform: translate3d(0, 0, 0) !important;
  -moz-transform: translate3d(0, 0, 0) !important;
  transform: translate3d(0, 0, 0) !important;
}
.echo-slide-and-fade-enter.echo-slide-and-fade-enter-active {
  opacity: 0 !important;
  -webkit-transform: translate3d(0, -33%, 0) !important;
  -moz-transform: translate3d(0, -33%, 0) !important;
  transform: translate3d(0, -33%, 0) !important;
  -webkit-transition: opacity 0.4s cubic-bezier(1, 0, 0.9, 1), -webkit-transform 0.8s cubic-bezier(0, 1, 0.25, 1) !important;
  -moz-transition:
    transform 0.8s cubic-bezier(0, 1, 0.25, 1),
    opacity 0.4s cubic-bezier(1, 0, 0.9, 1),
    -moz-transform 0.8s cubic-bezier(0, 1, 0.25, 1) !important;
  transition: transform 0.8s cubic-bezier(0, 1, 0.25, 1), opacity 0.4s cubic-bezier(1, 0, 0.9, 1) !important;
  transition:
    transform 0.8s cubic-bezier(0, 1, 0.25, 1),
    opacity 0.4s cubic-bezier(1, 0, 0.9, 1),
    -webkit-transform 0.8s cubic-bezier(0, 1, 0.25, 1),
    -moz-transform 0.8s cubic-bezier(0, 1, 0.25, 1) !important;
}
.echo-fade-only-enter {
  opacity: 1 !important;
}
.echo-fade-only-enter.echo-fade-only-enter-active {
  opacity: 0 !important;
  -webkit-transition: opacity 0.3s cubic-bezier(0.25, 0, 0.75, 1) !important;
  -moz-transition: opacity 0.3s cubic-bezier(0.25, 0, 0.75, 1) !important;
  transition: opacity 0.3s cubic-bezier(0.25, 0, 0.75, 1) !important;
}
.echo-long-fade-only-enter {
  opacity: 1 !important;
}
.echo-long-fade-only-enter.echo-long-fade-only-enter-active {
  opacity: 0 !important;
  -webkit-transition: opacity 0.4s cubic-bezier(0.75, 0, 0.75, 1) !important;
  -moz-transition: opacity 0.4s cubic-bezier(0.75, 0, 0.75, 1) !important;
  transition: opacity 0.4s cubic-bezier(0.75, 0, 0.75, 1) !important;
}
.keypad-input .mq-editable-field .mq-cursor:not(:only-child),
.keypad-input .mq-editable-field .mq-root-block.mq-hasCursor &gt; .mq-cursor:only-child {
  height: 20px !important;
  margin-top: -5px !important;
  vertical-align: middle !important;
}
.keypad-input .mq-editable-field .mq-cursor {
  border-color: #78C008;
  border-left: 2px solid #78C008 !important;
  margin-left: -1px !important;
  margin-right: -1px !important;
  opacity: 1 !important;
  -webkit-transition: opacity 0.5s ease-out !important;
  -moz-transition: opacity 0.5s ease-out !important;
  transition: opacity 0.5s ease-out !important;
  visibility: visible !important;
}
.keypad-input .mq-editable-field .mq-cursor.mq-blink {
  opacity: 0 !important;
  -webkit-transition: opacity 0.5s ease-in !important;
  -moz-transition: opacity 0.5s ease-in !important;
  transition: opacity 0.5s ease-in !important;
  visibility: visible !important;
}
.keypad-input .mq-editable-field .mq-non-leaf .mq-cursor:only-child {
  border: 2px solid #78C008 !important;
  -webkit-border-radius: 1px;
  -moz-border-radius: 1px;
  border-radius: 1px;
  opacity: 1 !important;
  padding: 0 4px;
  -webkit-transition: border-color 0.5s ease-out !important;
  -moz-transition: border-color 0.5s ease-out !important;
  transition: border-color 0.5s ease-out !important;
}
.keypad-input .mq-editable-field .mq-non-leaf .mq-cursor:only-child.mq-blink {
  border-color: #CCC !important;
  opacity: 1 !important;
  -webkit-transition: border-color 0.5s ease-in !important;
  -moz-transition: border-color 0.5s ease-in !important;
  transition: border-color 0.5s ease-in !important;
}
.keypad-input .mq-empty {
  background: 0 0 !important;
}
.keypad-input .mq-empty:not(.mq-root-block):after,
.keypad-input .mq-hasCursor:empty:not(.mq-root-block):after {
  border: 2px solid #CCC;
  -webkit-border-radius: 1px;
  -moz-border-radius: 1px;
  border-radius: 1px;
  color: transparent;
  display: inline-block;
  margin-left: -1px;
  margin-right: -1px;
  padding: 0 4px;
  visibility: visible !important;
}
.keypad-input .mq-selection .mq-empty:not(.mq-root-block):after {
  border-color: #fff;
}
.keypad-input .mq-hasCursor:empty:not(.mq-root-block):after {
  content: "c";
}
.keypad-input .mq-editable-field .mq-selection .mq-non-leaf,
.keypad-input .mq-math-mode .mq-selection .mq-non-leaf {
  background: #78C008 !important;
  border-color: #fff !important;
  color: #fff !important;
}
.keypad-input .mq-editable-field .mq-selection .mq-scaled,
.keypad-input .mq-math-mode .mq-selection .mq-scaled {
  background: 0 0 !important;
  border-color: transparent !important;
  color: #fff !important;
}
.keypad-input .mq-selection {
  background: #78C008 !important;
  border-color: #fff !important;
  color: #fff !important;
  display: inline-block !important;
}
.keypad-container .katex {
  color: inherit !important;
}
.popover-enter {
  opacity: 0 !important;
}
.popover-enter.popover-enter-active {
  opacity: 1 !important;
  -webkit-transition: opacity 0.2s ease-out !important;
  -moz-transition: opacity 0.2s ease-out !important;
  transition: opacity 0.2s ease-out !important;
}
.katex * {
  border-color: currentColor;
}
/*# sourceMappingURL=perseus_react.component.css.map */
</pre></body></html>