.post-type-archive-testimonials {

    ul.wp-block-post-template {
        grid-template-columns: repeat(2, minmax(15rem, 1fr)) !important;
        grid-auto-rows: auto;
        grid-gap: 1rem;
        grid-auto-flow: dense;
    }

    li.testimonials {
        &.grid-span-1 {
            grid-row: span 1;
        }

        &.grid-span-2 {
            grid-row: span 2;
        }

        &.grid-span-3 {
            grid-row: span 3;
        }

        &.grid-span-4 {
            grid-row: span 4;
        }

        &.grid-span-5 {
            grid-row: span 4;
        }
    }

}

@media screen and (max-width: 768px) {
    .post-type-archive-testimonials {
        ul.wp-block-post-template {
            grid-template-columns: 1fr !important;
        }
    }

}