form{display:flex;flex-direction:column;width:100%;max-width:400px;margin:0 auto;padding:20px;border:1px solid #ddd;border-radius:8px;box-shadow:0 4px 8px rgb(0 0 0 / .1);background-color:#fff}label{font-size:.9rem;margin-bottom:5px;color:#333}input[type="text"],input[type="email"]{padding:10px;margin-bottom:15px;border:1px solid #ccc;border-radius:4px;font-size:1rem;width:100%}input[type="submit"]{padding:10px;background-color:#333;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color 0.3s ease}input[type="submit"]:hover{background-color:#555}#response-message{margin-top:15px;font-size:.9rem;color:#28a745;text-align:center}