对着钉钉后台抄的 ，上下俩白色的球球回来再研究，我得休息了

人家的成品：

我的成品：

代码：

  .ant-anchor-ink {
      //竖线右移=================================
        position: absolute;
        top: 0;
        left: 181px;
        height: 100%;
      }
      //默认的小灰色球球=================================
      .ant-anchor-link {
        right: 0 !important;
        margin: 10px 34px 10px 0;
        padding: 3px 6px;
        &::before {
          position: absolute;
          right: 10px;
          display: inline-block;
          width: 8px;
          height: 8px;
          margin-top: 7px;
          background: url(https://img.alicdn.com/tfs/TB1z4dwSFXXXXc6XpXXXXXXXXXX-32-32.png);
          background-size: 100%;
          cursor: default;
          content: '';
        }
      }
      .ant-anchor-ink-ball {
      //高亮蓝色角标=================================
        left: 50%;
        z-index: 99;
        width: 22px !important;
        height: 13px !important;
        background: url(https://img.alicdn.com/tfs/TB196gtSpXXXXayXXXXXXXXXXXX-20-13.png) no-repeat
          50% !important;
        background-size: 100%;
        border: 0 !important;
        border-radius: 0 !important;
        -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        transform: translateX(-50%);
        -webkit-transition: top 0.3s ease-in-out;
        -o-transition: top 0.3s ease-in-out;
        transition: top 0.3s ease-in-out;
      }