body {
  font-family: Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  margin: 0;
  background-color: #f5f5f5;
}

h1 {
  color: #333;
}

button {
  padding: 12px 24px;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 6px;
  background-color: #24292e;
  color: white;
  margin: 10px;
}

button:hover {
  background-color: #444d56;
}