#app{font-family:SourceHanSans;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#333;position:fixed;top:0;left:0;width:100%;height:100%;background-image:url(/img/bg.fb2f21b8.png);background-size:cover;background-position:50%;background-repeat:no-repeat;overflow:auto}body,html{margin:0}nav{padding:30px}nav a{font-weight:700;color:#2c3e50}nav a.router-link-exact-active{color:#42b983}