sixrevisions/html5-template — pull request #1 by flarik (2014-07-17 17:59:00+00:00)
Title: Add conditional class for IE to <html> tag

This allows you create styles for specific IE versions

Credit goes to Paul Irish: http://www.paulirish.com/2008/conditional-stylesheets-vs-css-hacks-answer-neither/

There are other variants discussed there.