cs-select.css

/* Custom select */

/* Read the article: http://tympanus.net/codrops/2014/07/10/inspiration-for-custom-select-elements/ */

/* Demo: http://tympanus.net/Development/SelectInspiration/ */

/* GitHub: https://github.com/codrops/SelectInspiration */

/* Default custom select styles */

div.cs-select {
  display: inline-block;
  vertical-align: middle;
  position: relative;
  text-align: left;
  background: #fff;
  z-index: 100;
  width: 100%;
  max-width: 500px;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

div.cs-select:focus {
  outline: none;
}

.cs-select select {
  display: none;
}

.cs-select span {
  display: block;
  position: relative;
  cursor: pointer;
  padding: 1em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Placeholder and selected option */

.cs-select > span {
  padding-right: 3em;
}

.cs-select > span::after, .cs-select .cs-selected span::after {
  speak: none;
  position: absolute;
  top: 50%;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.cs-select > span::after {
  content: '\25BE';
  right: 1em;
}

.cs-select .cs-selected span::after {
  content: '\2713';
  margin-left: 1em;
}

.cs-select.cs-active > span::after {
  -webkit-transform: translateY(-50%) rotate(180deg);
  transform: translateY(-50%) rotate(180deg);
}

/* Options */

.cs-select .cs-options {
  position: absolute;
  overflow: hidden;
  width: 100%;
  background: #fff;
  visibility: hidden;
  z-index: 10000;
}

.cs-select.cs-active .cs-options {
  visibility: visible;
}

.cs-select ul {
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
}

.cs-select ul span {
  padding: 1em;
}

.cs-select ul li.cs-focus span {
  background-color: #ddd;
}

/* Optgroup and optgroup label */

.cs-select li.cs-optgroup ul {
  padding-left: 1em;
}

.cs-select li.cs-optgroup > span {
  cursor: default;
}