body,html{height:100%;background-color:#f6f6f6}#app{height:100%;font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}.router-view{width:100%;height:auto;position:absolute;top:0;bottom:0;margin:0 auto;-webkit-overflow-scrolling:touch}a{color:#000}.back-top{background-color:#d54828!important;width:50px;height:50px}