And a second issue we are facing with a popover on Firefox: now inside a sticky container, the popover position is incorrectly updating when scrolling the main body. Here with Firefox 154:

Has anybody faced issues with Firefox popover with anchor positioning in a scrollable element? It seems like Chrome and Safari hide the popover if the anchor element is not visible (which I think is good), but Firefox does show it. Here how it shows in Firefox's 154: