.table_el{

    /deep/ .el-table__body-wrapper{
         //滚动条整体
         &::-webkit-scrollbar{
               width:6px;
         }
         //滚动条小方块
         &::-webkit-scrollbar-thumb{
                border-radius:10px;
                background:#0398af;
         }
         //滚动条轨道
         &::-webkit-scrollbar-track{
                border-radius:10px;
                height:100px;
                background:#064094;
        }
}