@custom-media --dark (prefers-color-scheme: dark);

:root {
  --red: #f00;
  --pink: #ffc0cb;
  --h: 200;
  --s: 50%;
  --l: 50%;
  --size-1: 1rem;
  --size-2: 2rem;
  --fade-in: fade-in .5s ease;
}

@keyframes fade-in {to { opacity: 1 }}