#app{min-width:1280px}#app .app-wrapper{position:relative;width:100%;height:100%}#app .app-wrapper:after{content:"";display:table;clear:both}#app .box-header{position:relative;width:100%;padding:5px 10px;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}#app .box-header:before{position:absolute;content:"";width:100%;height:2px;top:0;left:0;background-color:#409eff}#app .box-header .btn-group{position:absolute;right:10px}