.help{float:right;display:inline-block;margin-right:25px}.help .qh_btn{width:auto;height:28px;line-height:0;text-align:center}.help .qh_btn span{margin:0!important}.help .imgbox{z-index:1111;background:rgba(0,0,0,.5);position:fixed;top:0;right:0;bottom:0;left:0;text-align:center;line-height:700px;color:#fff;font-size:56px}.help .btnbox{z-index:2222;position:fixed;bottom:5px;right:100px}.syDialogMS .el-table__header .el-checkbox{display:none!important}