ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.w-picker-container {
  text-align: left;
  box-sizing: border-box;
}
.w-picker-container .picker-region {
  min-width: 100px;
  min-height: 20px;
}
.w-picker-container .picker-region .placeholder {
  color: #999;
}
.w-picker-container .w-picker-popup.show {
  display: block;
}
.w-picker-container .w-picker-popup.hide {
  display: none;
}
.w-picker-mask {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  transform: translateZ(1px);
  background-color: rgba(0, 0, 0, 0.4);
}
.w-picker-header {
  position: relative;
  height: 44px;
  font-size: 15px;
  display: flex;
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
}
.w-picker-header .no-data {
  color: #999;
}
.w-picker-header .picker-header_tab {
  display: flex;
  align-items: center;
  flex: 1;
  height: 100%;
  max-width: 85%;
}
.w-picker-header .picker-header_tab .choose-item {
  display: flex;
  align-items: center;
  height: 100%;
  font-weight: bold;
  padding: 0 5px;
  max-width: 33%;
}
.w-picker-header .picker-header_tab .choose-item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.w-picker-header .picker-header_tab .choose-item:not(:last-child) {
  margin-right: 25px;
}
.w-picker-header .picker-header_tab .choose-item.selected {
  border-bottom: 2px solid #1DA1F2;
}
.w-picker-header .picker-header_right {
  color: #1DA1F2;
}
.w-picker-header::after {
  content: ' ';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-bottom: 1px solid #f0f0f0;
  transform: scaleY(0.5);
}
.w-picker-body {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: #fff;
  z-index: 1001;
}
.w-picker-body .w-picker {
  display: flex;
  font-size: 15px;
}
.w-picker-body .w-picker .picker-list {
  width: 100%;
  display: none;
  height: 307px;
  overflow: auto;
  color: #242424;
}
.w-picker-body .w-picker .picker-list.show {
  display: block;
}
.w-picker-body .w-picker .picker-list li {
  position: relative;
  padding: 10px 24px;
}
.w-picker-body .w-picker .picker-list li.selected {
  color: #1DA1F2;
}
.w-picker-body .w-picker .picker-list li.selected::after {
  position: absolute;
  right: 20px;
  content: ' ';
  width: 5px;
  height: 10px;
  border-bottom: 2px solid #1DA1F2;
  border-right: 2px solid #1DA1F2;
  transform: rotate(45deg);
}