edx/edx-platform — pull request #4791 by talbs (2014-08-12 03:03:29+00:00)
Title: Studio: Refactoring font-size CSS rules to use Sass mixins/placeholders

This clean-up work refactors font-size CSS rules to use ideally Sass typography placeholders and mixins for fringe cases. **It is meant for better FED abstraction/mgmt and should have minimal user facing impact**.