.wp-block-gallery.is-style-masonry,
.wp-block-gallery.is-style-masonry .blocks-gallery-grid {
    display: block;
    position: relative;
}

.wp-block-gallery.is-style-masonry {
    --gallery-masonry-gap-value: var(--gallery-masonry-gap, var(--wp--style--unstable-gallery-gap, 1rem));
}

.wp-block-gallery.is-style-masonry.has-nested-images figure.wp-block-image:not(#individual-image),
.wp-block-gallery.is-style-masonry .wp-block-image,
.wp-block-gallery.is-style-masonry .blocks-gallery-item,
.wp-block-gallery.is-style-masonry .blocks-gallery-image {
    box-sizing: border-box;
    flex: none;
    margin: 0 0 var(--gallery-masonry-gap-value);
    max-width: none;
    width: calc((100% - var(--gallery-masonry-gap-value)) / 2);
}

.wp-block-gallery.is-style-masonry .wp-block-image img {
    display: block;
    height: auto;
    width: 100%;
}

.wp-block-gallery.is-style-masonry.is-cropped .wp-block-image img {
    height: auto;
    object-fit: unset;
}