active pagination link is on top of footer

Martino Decarolis reported an issue

when scrolling down, z-index:1 of .page-item.active .page-link has the effect, that it's on top of the footer (while the non active items are covered by the footer)

Reported URL:https://extensions.typo3.org/page/3/

User Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3) AppleWebKit/604.5.6 (KHTML, like Gecko) Version/11.0.3 Safari/604.5.6