.container{background-color:#f2f2f2;padding:10px;border-radius:5px;margin:20px}.container label{display:block;margin-top:10px}.container input,select{width:100%;padding:5px;margin-top:5px}.container button{color:#fff;padding:10px 20px;border:none;cursor:pointer;margin-top:10px}.container button:hover{background-color:#45a049}#result{font-weight:700;font-size:18px;margin:20px}