#spt_gallery_masonry{
    column-count: 2;
   column-gap: 1em;
   display:block;
}
@media (min-width: 768px){
  #spt_gallery_masonry{
    column-count: 4;
}
}
pc-item {
  break-inside: avoid;
  margin-bottom: 1.5rem;
  display:inline-block;
  width:100%;
}