wxappb2b/GuangZuan/miniprogram/mHome/pages/cerserach/cerserach.less

/* mHome/pages/cerserach/cerserach.wxss */

.tab-view {
  position: sticky;
  top: 0;
  z-index: 999;
}

.cers {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  margin-top: 15px;
  justify-content: space-between;

  button {
    width: 23%;
    font-size: 13px;
    margin-bottom: 10px;
  }

  /* 选中时添加这个 样式 */
  .active {
    background: #dae9fd;
  }
  
   /* 三角形 */
  .active::before {
    content: '';
    display: inline-block;
    position: absolute;
    right: 0;
    bottom: 0;
    width: 0;
    height: 0;
    border-bottom: 15px solid rebeccapurple;
    border-left: 14px solid transparent; 
  }

}