body { font-family: Arial, sans-serif; background: #fafafa; }
form { max-width: 300px; margin: 100px auto; padding: 20px; background: #fff; border-radius: 8px; box-shadow: 0 2px 8px #eee; }
input, button { width: 100%; margin: 10px 0; padding: 10px; }
button { background: #007bff; color: #fff; border: none; border-radius: 4px; cursor: pointer; }
button:hover { background: #0056b3; }