I've just added a hover-section to my sidebar with an image-width of 12 columns (so that it shows only one hover-image per row) and recognized that firefox outputs it "wrong" Screenshot1-BEFORE.png 180.42KB 0 downloads
The simple solution for me was it to add a max-width of 100% to some classes via CSS. If someone has the same issue, that works:
Have a great day,
PS: There was no Topic-Prefix for the Hover-Section.