Андрей Канаев

.image-grid {
    column-count: 4;
    column-gap: 0;
}

.image-item {
   display: inline-block;
}

.image-item img{
  width: 100%;
}

@media screen and (max-width: 480px) {
    .image-grid {
        column-count: 1 !important;
    }
}

@media screen and (max-width: 960px) {
    .image-grid {
        column-count: 2;
    }
}