/* * medium-zoom (js/vendor/medium-zoom.min.js) injects its own stylesheet for the * overlay and the zoom transition, but that stylesheet sets no stacking order. * The stock Antora default UI goes up to z-index 4 (navbar, toolbar), so without * this the navbar would sit on top of the zoomed image and its backdrop. * * `body >` on the overlay bumps our specificity above the library's own * `.medium-zoom-overlay` rule, so we stay correct even if a future release adds * a z-index there (it injects its