.nav{display:inline-flex;list-style:none;padding:0}.nav li{padding-left:.5em}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:40px;max-width:600px;margin-left:auto;margin-right:auto}