body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #f4f4f4;
  padding: 40px;
}

h1 {
  color: #222;
}

button {
  padding: 12px 20px;
  margin: 10px;
  border: none;
  background: #2563eb;
  color: white;
  border-radius: 8px;
  cursor: pointer;
}

button:hover {
  background: #1e40af;
}