Bookmarks

CSS Flexbox Support

Custom Fonts & Web Fonts

Enabling JavaScript

Links

Margins & Bleed

Metadata

Page Breaks

Size, Dimensions, & Orientation

Using CSS & Stylesheets

Adding Footnotes

Creating CMYK PDF Documents

Different Page Orientations, Sizes, Margins, and Headers in the Same Document

Headers & Footers for PDFs

How to add headers and footers to your PDF documents

Page Numbers

It's easy to add automatic page numbers to your PDFs using CSS

Typekit & Fonts.net