/* Light Mode (default) */
body {
  background: #ffffff;
  color: #111111;
  transition: background 0.3s ease, color 0.3s ease;
}

/* Dark Mode */
body.dark-mode {
  background: #111111;
  color: #ffffff;
}

/* Dark Mode Toggle Button */
.dark-mode-toggle button {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 5px 10px;
}body {
  background: yellow !important;
}
body.dark-mode { background: black !important; }
body.dark-mode {
  border: 10px solid blue !important;
}