body{margin:0;font-family:Arial,sans-serif;background:linear-gradient(to right,#4facfe,#00f2fe)}.container{background:#fff;padding:40px;width:300px;margin:50px auto;border-radius:10px;box-shadow:0 10px 25px #0003;text-align:center}form{display:flex;gap:20px;flex-direction:column}h2{margin-bottom:20px}input{padding:10px;border-radius:5px;border:1px solid #ccc;font-size:14px}button{padding:10px;border-radius:5px;border:none;background:#4facfe;color:#fff;font-size:16px;cursor:pointer;transition:.3s}button:hover{background:#00c6ff}.error{color:red;font-size:14px}.toggle{margin-top:15px;font-size:14px}.toggle span{color:#4facfe;cursor:pointer;font-weight:700}.toggle span:hover{text-decoration:underline}