    <style>
        body {
            font-family: Arial, sans-serif;
            background-color: #f0f0f0;
            color: #333;
            margin: 0;
            padding: 20px;
        }

        h3 {
            color: #444;
            text-align: center;
        }

        .container {
            max-width: 600px;
            margin: 50px auto;
            padding: 20px;
            background-color: #fff;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            border-radius: 8px;
        }

        .container input[type="text"] {
            width: 100%;
            padding: 10px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 4px;
        }

        .container button {
            width: 100%;
            padding: 10px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }

        .container button:hover {
            background-color: #45a049;
        }

        .user-info {
            margin-top: 20px;
            background-color: #f9f9f9;
            padding: 10px;
            border-radius: 4px;
        }

        .user-info p {
            margin: 0;
            color: #555;
        }

        .user-info p strong {
            color: #333;
        }
    </style>