What are iOS7's dynamic type CSS classes?

Question

Or rather- is there a complete list of the CSS classes like -apple-system-headline1 etc available?

Answer 1

This code snippet gives the complete list of values for dynamic fonts:
https://gist.github.com/linjunpop/6657893

You'll have to experiment in order to see their real usage, because Apple has not documented yet these values:
Safari CSS Reference