#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;max-width:1280px;margin:80px auto}#nav{padding:16px 0;position:fixed;z-index:1;top:0;left:0;width:100%;text-align:center;background-color:#252525;color:#fff}#nav a{color:#fff;text-decoration:none}#nav a.router-link-exact-active{color:#007bff}