[luatex] Golden canon of page construction
https://upload.wikimedia.org/wikipedia/commons/thumb/7/73/Golden_canon_of_page_construction.svg/632px-Golden_canon_of_page_construction.svg.png...
https://upload.wikimedia.org/wikipedia/commons/thumb/7/73/Golden_canon_of_page_construction.svg/632px-Golden_canon_of_page_construction.svg.png...