#app{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}nav{padding:30px}nav a{font-weight:700;color:#2c3e50}nav a.router-link-exact-active{color:#42b983}#app{font-family:Avenir,Helvetica,Arial,sans-serif;text-align:center;color:#2c3e50}#app,p{font-size:22px}label{display:block}input,label{margin:10px 0;font-size:22px}input{padding:5px}button{padding:10px 20px;font-size:22px;background-color:#42b983;color:#fff;border:none;cursor:pointer}button:disabled{background-color:#ccc;cursor:not-allowed}button:hover:enabled{background-color:#369d73}ul{list-style-type:none;padding:0}li{margin:5px 0}.correct{color:green}.incorrect{color:red}