sortlines.css

article.js-app div.sortlines_tapntapSelection {
  border-color: #ff5100;
  border-style: solid;
}

article.js-app div.sortlines_mainArea {
  display: block;
  overflow: hidden;
  padding: 0px;
  margin-top: 1em;
  margin-bottom: 1em;
}

article.js-app div.sortlines_sortArea {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  margin: 1em;
  /* Remove fixed height of sortArea */
  /*height: 28em;*/
}

article.js-app div.sortlines_lineWrapper {
  display: block;
  padding: 0.2rem;
}

article.js-app div.sortlines_lineWrapper div {
  display: block;
  font-size: 1.6em;
  margin: 0px;
  padding: 0.2em;
  cursor: pointer;

  -webkit-border-radius: 0.125em;
  -moz-border-radius: 0.125em;
  border-radius: 0.125em;
  -ms-touch-action: none;

  -webkit-transition: background-color 0.5s ease 0s;
  -moz-transition: background-color 0.5s ease 0s;
  -o-transition: background-color 0.5s ease 0s;
  transition: background-color 0.5s ease 0s;
}

article.js-app div.sortlines_lineWrapper div.sortlines_dummy {
  cursor: default;
  /* Remove Fixed height of dummy div */
  /*min-height: 200em;*/
}

article.js-app div.sortlines_lineWrapper div.ui-draggable-dragging {
  visibility: visible;
  color: #888;
}

article.js-app div.sortlines_lineWrapper div span {
  display: block;
}

article.js-app div.sortlines_lineWrapper div span.sortlines_prefix {
  margin-bottom: 0.375em;
  color: #888;
}

article.js-app div.sortlines_lineWrapper div span.sortlines_hidden {
  display: none;
}

article.js-app div.sortlines_lineWrapper div.sortlines_hidden {
  visibility: hidden;
}

article.js-app div.sortlines_lineWrapper div.sortlines_removed {
  display: none;
}

article.js-app div.sortlines_sortArea.sortlines_correct {
  padding-bottom: 0px;
  background-color: #d0ffbf;

  -webkit-box-shadow: 1px 1px 2px #888;
  -moz-box-shadow: 1px 1px 2px #888;
  box-shadow: 1px 1px 2px #888;
}

article.js-app div.sortlines_sortArea.sortlines_incorrect {
  padding-bottom: 0px;
  background-color: #ff5656;

  -webkit-box-shadow: 1px 1px 2px #888;
  -moz-box-shadow: 1px 1px 2px #888;
  box-shadow: 1px 1px 2px #888;
}