#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}form{display:flex;flex-direction:column;width:300px;margin:0 auto}input{margin-bottom:10px;padding:8px}button{padding:10px;background-color:#42b983;color:#fff;border:none;cursor:pointer}body{background-color:#d3d3d3}