.button{margin-top:60px;margin:10px}.textarea{margin:20px 10%}.textarea textarea{height:400px}.btn{display:flex;margin-left:10%}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#fff}.nabarx{background-color:#2c3e50;margin-bottom:30px;width:100%;height:50px}.heading{font-size:20px;align-items:center}.footer{color:#000;font-size:20px}