.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .5s ease, transform .5s ease;
  will-change: opacity, transform;
}
.reveal--in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .reveal, .reveal * { transition: none !important; animation: none !important; }
}