practice_uniapp/uni_modules/uni-data-picker/components/uni-data-pickerview/uni-data-pickerview.css

.uni-data-pickerview {
  position: relative;
  flex-direction: column;
  overflow: hidden;
}

.loading-cover {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  align-items: center;
  justify-content: center;
  background-color: rgba(150, 150, 150, .1);
}

.error {
  background-color: #fff;
  padding: 15px;
}

.error-text {
  color: #DD524D;
}

.selected-node-list {
  flex-direction: row;
  flex-wrap: nowrap;
}

.selected-node-item {
  margin-left: 10px;
  margin-right: 10px;
  padding: 8px 10px 8px 10px;
  border-bottom: 2px solid transparent;
}

.selected-node-item-active {
  color: #007aff;
  border-bottom-color: #007aff;
}

.list-view {
  flex: 1;
}

.list-item {
  flex-direction: row;
  justify-content: space-between;
  padding: 12px 15px;
  border-bottom: 1px solid #f0f0f0;
}

.item-text {
  color: #333333;
}

.item-text-disabled {
  opacity: .5;
}

.item-text-overflow {
  overflow: hidden;
}

.check {
  margin-right: 5px;
  border: 2px solid #007aff;
  border-left: 0;
  border-top: 0;
  height: 12px;
  width: 6px;
  transform-origin: center;
  transform: rotate(45deg);
}