.photo-gallery {
  display: flex;
  gap: 4px;
}

.photo-gallery .field-item {
  flex: 1 1 0;
  min-width: 0;
}

.photo-gallery .field-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}