Pagination really is a thing in CSS, it’s just a part of the spec that’s not well supported by browsers right now. Use pagedjs to polyfill the missing spec features and you can control how content is split up between pages, add content to page margins, add blank pages and solve all sorts of print-related problems with CSS only.

Not to my knowledge. Here's a write-up from 2012 that still seems to be accurate today. https://www.smashingmagazine.com/2012/12/css-baseline-the-go...