#galleryContainer{display: grid;grid-template-columns: 1fr 1fr 1fr;gap: 30px;}

@media (max-width:992px) {
    #galleryContainer{grid-template-columns: 1fr 1fr;gap: 15px;}
}
@media (max-width:767px) {
    #galleryContainer{grid-template-columns: 1fr;}
}