.select-os-icon-block {
  margin-left: 10px;
  width: 150px;
  position: relative;
  display: inline-block;
  font-size: 13px;
  vertical-align: middle;
  zoom: 1;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.select-os-icon-block .select-single {
  display: block;
  width: 100%;
  height: 32px;
  padding: 5px 8px;
  overflow: hidden;
  line-height: 1.53846154;
  color: #222;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  background-color: #fff;
  -webkit-background-clip: padding-box;
  background-clip: padding-box;
  border: 1px solid #ccc;
  border-radius: 4px;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  -webkit-transition: border-color ease-in-out 0.15s, -webkit-box-shadow ease-in-out 0.15s;
  -o-transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
  transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
}
.select-os-icon-block .select-single span {
  display: block;
  margin-right: 26px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.select-os-icon-block .select-single div {
  position: absolute;
  top: 0;
  right: 0;
  display: block;
  height: 100%;
  padding: 5px 8px;
}
.select-os-icon-block .select-single div b {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 2px;
  vertical-align: middle;
  border-top: 4px solid #353535;
  border-right: 4px solid transparent;
  border-bottom: 0 dotted;
  border-left: 4px solid transparent;
}
.select-os-icon-block .option-list {
  position: absolute;
  top: 100%;
  left: -9999px;
  z-index: 1010;
  width: 314px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  background: #fff;
  border: 1px solid #cbcbcb;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-top: 1px solid #F2F2F2;
  -webkit-box-shadow: 0 4px 5px rgba(0, 0, 0, 0.15);
  box-shadow: 0 4px 5px rgba(0, 0, 0, 0.15);
  margin-top: -1px;
  -webkit-background-clip: padding-box;
  background-clip: padding-box;
  border-radius: 0 0 4px 4px;
}
.select-os-icon-block .option-list ul {
  position: relative;
  max-height: 240px;
  padding: 0;
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.select-os-icon-block .option-list ul li:hover {
  background: #DADADA;
}
.select-os-icon-block .option-list ul li.icon {
  display: inline-block;
  width: 42px;
  padding: 8px;
  font-size: 14px;
  line-height: 14px;
  text-align: center;
  border-radius: 4px;
}
.select-os-icon-block.active .select-single div b {
  content: "";
  border-top: 0 dotted;
  border-bottom: 4px solid #353535;
}
.select-os-icon-block.active .option-list {
  left: 0px;
}