body{font-family:Arial,sans-serif;background-color:#F1F1F1}h2{text-align:center;color:#4CAF50}label{display:block;margin-bottom:10px;color:#333;font-size:1.1em;font-weight:700}input[type="text"],textarea{display:block;width:100%;padding:10px;border:2px solid #ccc;border-radius:4px;box-sizing:border-box;margin-bottom:20px;resize:vertical;font-size:1.1em}button{background-color:#4CAF50;color:#fff;padding:12px 20px;border:none;border-radius:4px;cursor:pointer;font-size:1.1em}button:hover{background-color:#3e8e41}@media (max-width:600px){input[type="text"],textarea{font-size:.9em}button{font-size:.9em}}