.modern-form{display:flex;flex-direction:column;gap:20px;max-width:600px;margin:auto;padding:20px;background-color:#f9f9f9;border-radius:10px;box-shadow:0 4px 10px rgba(0,0,0,0.1)}.modern-form label{font-weight:bold;margin-bottom:5px}.modern-form input[type="text"],.modern-form input[type="file"],.modern-form textarea,.modern-form select{width:100%;padding:10px;border:1px solid #ddd;border-radius:5px;font-size:16px}.modern-form input[type="radio"]{margin-right:10px}.modern-form textarea{resize:vertical}.modern-form .note{font-size:12px;color:#555}.modern-form input[type="submit"]{background-color:#25D366;color:white;font-size:18px;padding:12px 20px;border:none;border-radius:5px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:background-color 0.3s ease}.modern-form input[type="submit"]:hover{background-color:#20b955}.modern-form input[type="submit"]::before{content:'';display:inline-block;background-image:url('https://upload.wikimedia.org/wikipedia/commons/6/6b/WhatsApp.svg');background-size:cover;width:24px;height:24px}