#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:60px}.down{width:100%;position:fixed;display:flex;flex-direction:column;background:#f5f5f5;left:0;bottom:0;padding-bottom:5px}.down a{color:#000;cursor:pointer;font-size:14px;text-decoration:none;margin:5px 0}.content{text-align:center}.img{width:60%}.content{text-align:center}.img{width:60%}