.tab{-moz-tab-size:2;-o-tab-size:2;tab-size:2}.body{text-align:center}.input{max-width:250px}.button{margin-left:400px}.demo{font-family:sans-serif;border:1px solid #eee;border-radius:2px;padding:20px 30px;margin-top:1em;margin-bottom:40px;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;overflow-x:auto}.input{display:block;padding:10px,6px;width:100%;box-sizing:border-box;border:none;border-bottom:1px solid #ddd;color:#555}.form{max-width:800px;-webkit-margin-before:0;margin-block-start:0;background:#fff;text-align:left;padding:40px;border-radius:10px}