.container .aside{width:250px;height:100vh}.container .header{height:49px;line-height:49px;overflow:hidden;border-bottom:1px solid #eee}.container .main{height:calc(100vh - 55px);width:calc(100vw - 250px);padding:0;overflow:hidden}.container /deep/ .el-menu,.container /deep/ .el-submenu .el-menu{background-color:#fff}