codepo8/css-fork-on-github-ribbon — pull request #6 by manuelmeurer (2014-05-21 13:04:57+00:00)
Title: Make sure to set box-sizing to content-box

Many websites nowadays have set `box-sizing` to `border-box` which will break the layout of the ribbon. Better to set it explicitly to `content-box` even if that's the default value.