h5bp/mobile-boilerplate — pull request #220 by arthurvr (2014-09-03 05:04:04+00:00)
Title: Use short version of shorthand for margin declaration in 404.html

This minor fix is recently committed to html5-boilerplate repo too: https://github.com/h5bp/html5-boilerplate/commit/a44c533d55624e69065f6173d67ff91e9027949c