This rule would ensure that the fallback font also displays small caps for that tag: font-variant: small-caps Small capitals only apply to lower-case letter

This rule would ensure that the fallback font also displays small caps for that tag: font-variant: small-caps Small capitals only apply to lower-case letters, so it's common to lower-case small capital abbreviations, especially in body text: http://theworldsgreatestbook.com/book-design-part-5/ http://theworldsgreatestbook.com/book-design-part-5/