[data-md-color-scheme="default"] {
  --md-default-bg-color: #f8fafc; /* Very light slate background */
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: #0f172a; /* Deep dark navy background */
}

[data-md-color-scheme="youtube"] {
  --md-default-bg-color: #fff5f5; /* Soft red-tinted background */
}