span.footnote_referrer>span.footnote_tooltip{visibility:hidden;opacity:0;transition-property:visibility,opacity}span.footnote_referrer:focus-within>span.footnote_tooltip,span.footnote_referrer:hover>span.footnote_tooltip{visibility:visible;opacity:1;transition-property:visibility,opacity}.footnote_referrer.relative{position:relative}.footnote_tooltip.position{display:unset;position:absolute}