guideguide/guideguide-notation-spec — pull request #2 by cameronmcefee (2014-06-07 18:59:02+00:00)
Title: Rather than offset/width, use a single adjust field

[It has been pointed out](https://github.com/guideguide/support/issues/11) that there isn't a reliable way to center a grid. This alters the options spec to allow for a grid-like option notation for adjustments in a single value, rather than many values together.