OptionalcloseOptionalfooterWho is signed in and the ways out: after <main>, so it is the page's contentinfo.
OptionalhomeWhere the mark links; it is plain without one.
OptionallogoThe app's mark, e.g. its icon Image.
OptionalwordmarkText beside the mark, or the whole mark without a logo.
The app's way out, e.g. its return link holding an X icon; drawn as a ghost icon button.