In iphone SE 2020, etc.. See:
Scrolling tables are in use below. The iPhone fixes have been implemented.
Style sheets:
Tested. The sticky headers, etc. work in all 4 browsers on the iphone (Safari, Edge, Chrome, Firefox):
Wikipedia gadget in gadget preferences that adds sticky column headers to all non-scrolling tables.
Sticky headers work in all 4 browsers (Safari, Edge, Chrome, Firefox). Both for column and row headers: