Even if you aren't interested in using HTML5 Boilerplate for your projects, the comments littered throughout the repository are enlightening.
The style.css file[1] in particular is full of gems—many of the comments contain a link to a relevant, in-depth article explaining the rationale behind the given rule.
The style.css file[1] in particular is full of gems—many of the comments contain a link to a relevant, in-depth article explaining the rationale behind the given rule.
[1]: https://github.com/h5bp/html5-boilerplate/blob/master/css/st...