.select-list {
  display: inline-block;
}
.select-label {
  float: left;
  font-weight: bold;
  margin-right: 10px;
}
.select-down-up {
  position: absolute;
  cursor: pointer;
  width: 30px;
  height: 30px;
  right: 0;
}
.select-up:after {
  position: absolute;
  content: '';
  width: 0;
  height: 0;
  border-top: 7px solid #595959;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  top: 4px;
  right: 15px;
  bottom: 0;
  margin: auto;
  border-bottom: 0;
}
.select-down:after {
  position: absolute;
  content: '';
  width: 0;
  height: 0;
  border-bottom: 7px solid #595959;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  top: 4px;
  right: 15px;
  bottom: 0;
  margin: auto;
  border-top: 0;
}
.select-list input {
  width: calc(100% - 40px);
  height: 100%;
  border: 1px solid #ccc;
  padding: 0px 20px;
  outline: none;
}

.select-list ul {
  list-style: none;
  position: absolute;
  padding: 0px;
  margin: 0px;
  max-height: 400px;
  overflow-y: auto;
  height: 0px;
  transition: all 0.6s;
  box-shadow: 0px 0px 2px #a9a8a8;
  margin-top: 10px;
  z-index: 20;
  background-color: #fff;
}
.select-list ul li {
  padding: 12px 10px;
  cursor: pointer;
  margin: 0px 20px;
  border-bottom: solid 1px #f2f3f5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.select-list ul li:last-child {
  border-bottom: none;
}