you need to tell less to import that .css file and treat it as if it were a .less file.

`@import (less) "../static/bower/webmaker-auth-client/create-user/create-user-form.css";`

see http://lesscss.org/features/#import-options-less

This causes twitter recess to throw up because of a bug in it's linting code. ( https://github.com/twitter/recess/issues/121 )