.set-columns{position:absolute;top:0;right:0;z-index:21;width:230px;background-color:#fff;-webkit-box-shadow:0 0 10px 0 rgba(30,75,134,.1);box-shadow:0 0 10px 0 rgba(30,75,134,.1);border-radius:4px}.set-columns .title{font-size:14px;color:#4e555b;padding:10px 20px;border-bottom:1px solid #f0f1f2}.set-columns .title .right{color:#1b62ff;cursor:pointer}.set-columns .ant-checkbox-group .ant-checkbox-wrapper{width:100%;padding:8px 20px;margin:0;position:relative;font-size:13px}.set-columns .ant-checkbox-group .ant-checkbox-wrapper:last-child{border-bottom:none}.set-columns .ant-checkbox-group .ant-checkbox-wrapper .iconfont{position:absolute;right:20px;top:7px;display:none;color:#1b62ff}.set-columns .ant-checkbox-group .ant-checkbox-wrapper:hover{background-color:#eff4ff}.set-columns .ant-checkbox-group .ant-checkbox-wrapper:hover .iconfont{display:block}.set-columns .footer{padding:8px 20px;border-top:1px solid #ebedf0;text-align:center}.mask{position:fixed;top:0;left:0;z-index:20;width:100%;height:100%;background-color:rgba(0,0,0,.2)}