body { font-family: Arial, sans-serif; padding: 20px; background: #f9f9f9; }
header { background: #222; color: white; padding: 20px; text-align: center; }
section { margin-top: 20px; background: white; padding: 20px; border-radius: 8px; }
form input { display: block; margin-bottom: 10px; padding: 8px; width: 100%; max-width: 300px; }
button { padding: 10px 15px; background: #007bff; color: white; border: none; cursor: pointer; }
ul li { margin-bottom: 10px; }