.lightbox-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 9999;
  cursor: pointer;
  justify-content: center;
  align-items: center;
}
.lightbox-overlay.active {
  display: flex;
}
.lightbox-overlay img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}