.portalDown{height:100%;width:87.5vw;margin:0 auto;position:relative}.portalDown .content{height:100%;overflow-y:auto}.portalDown .content .tableFrom{height:calc(100% - 10.938vw)}.portalDown .content .el-table{height:100%!important}.portalDown .el-tabs__nav{left:50%;margin-left:-3.906vw}.portalDown .el-tabs__nav .el-tabs__item{height:2.604vw;line-height:2.604vw}.portalDown .back{position:absolute;top:1.406vw;left:2.604vw;z-index:999;cursor:pointer}.portalDown .back:before{margin-right:.156vw}