These links include CSS rules to control standard typographic attributes (leading, kerning, etc.) as well as instructions for using external fonts.
- letter-spacing – rough kerning (the font-kerning property only works with special fonts that have embedded kerning data(?))
- line-height – spacing between lines, equivalent to leading
- Getting Started with the Google Fonts API – Google Fonts is free and very simple to use, but make sure you don’t skip a step