.faefirework {
  animation: faeFireworkExplode 700ms ease-out forwards;
}

@keyframes faeFireworkExplode {
  from {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  to {
    transform: translate(var(--x), var(--y)) scale(0.3);
    opacity: 0;
  }
}