.primebath-restored-gallery {
  columns: 4;
  column-gap: 15px;
  margin: 45px auto;
}

.primebath-restored-gallery img {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 15px;
  break-inside: avoid;
}

@media (max-width: 960px) {
  .primebath-restored-gallery { columns: 3; }
}

@media (max-width: 700px) {
  .primebath-restored-gallery { columns: 2; column-gap: 8px; }
  .primebath-restored-gallery img { margin-bottom: 8px; }
}