body {
  font-family: Arial, sans-serif;
  text-align: center;
  margin: 50px;
  background: #f0f8ff;
}

h1 {
  color: #2c3e50;
}

button {
  padding: 10px 20px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

button:hover {
  background: #2980b9;
}