body { font-family: Arial, sans-serif; } form { max-width: 600px; margin: 0 auto; padding: 50px; background-color: #f4f4f4; border-radius: 8px; } form label { display: block; margin-bottom: 10px; } form input, form select, form textarea { width: 100%; padding: 10px; margin-bottom: 20px; } form button { padding: 10px 20px; background-color: #333; color: white; border: none; }