圆点 包含阴影的

& > .point-left-four{
              width: 11px;
              height: 11px;
              background: #05d0d1;
              opacity: 0.8;
              border: 1px solid #05d0d1;
              border-radius: 50%;
              position: absolute;
              top: 5px;
              right: 5px;
              box-shadow: -2px 0px 5px 1px #164785,0px -2px 5px 1px #164785,2px 0px 5px 1px #164785,0px 2px 5px 1px #164785; 
              /** 阴影**/
            }