vant-weapp元件的外部樣式類引用說明

以時間選擇插件datetime-picker為例

<van-datetime-picker
  type="datetime"
  value="currentDate"
  :show-toolbar="false"
  :visible-item-count='3'
  active-class="healthSet-date"
/>      

.healthSet-date{
   color:#B49851;
   background:#f00;
 }