.wp-block-gallery { margin: 0 auto; .blocks-gallery-image, .blocks-gallery-item { // On mobile and responsive viewports, we allow only 1 or 2 columns at the most. width: calc((100% - var(--global--spacing-unit)) / 2); figcaption { margin: 0; // Text color is always white to account for default gradient background color: var(--global--color-white); font-size: var(--global--font-size-xs); a { color: var(--global--color-white); &:focus { background-color: transparent; outline: 2px solid var(--wp--style--color--link, var(--global--color-primary)); text-decoration: none; } } } a:focus img { outline-offset: 2px; } } }