.snippet-overlay {
  width: 100vw;
  height: 100vh;
  opacity: 0;
  visibility: hidden;
  position: fixed;
  inset: 0;
  background: var(--colour-black);
  z-index: 998;
  transition: all var(--transition-duration) var(--transition-timing) 0s;
  transition-delay: var(--transition-duration);
}
.snippet-overlay[data-is-open] {
  opacity: 0.3;
  visibility: visible;
  transition-delay: 0s;
}