/* Default (Light mode) */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #ffffff;
  color: #000000;
  transition: all 0.3s ease;
}

.container {
  text-align: center;
  padding: 50px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}

/* Dark mode styles */
body.dark-mode {
  background-color: #121212;
  color: #ffffff;
}