viewport offset after space, in pages: 1
viewport offset after shift+space, in pages: 0
viewport offset after ctrl+space, in pages: 0
focused scroll container offset after space, in pages: 1
viewport offset while the scroll container scrolled, in pages: 0
focused scroll container offset after shift+space, in pages: 0
viewport offset after space with a button focused, in pages: 0
viewport offset after space with a summary element focused, in pages: 0
