body {
  font-family: Arial, sans-serif;
  margin: 2rem;
  background: #f7f9fc;
  color: #333;
  text-align: center;
}
button {
  background: #0d6efd;
  color: white;
  border: none;
  padding: 10px 20px;
  margin-top: 10px;
  border-radius: 8px;
  cursor: pointer;
}
button:hover {
  background: #0b5ed7;
}