paulirish/css3please — comment on commit c9f787655fc7f6a34c8b1bb64a49fbaee43360de
File: index.html line 100
By AlecRaeside:

ah ok, that makes sense. Although it is nice not to use images, I do agree that performance is the most important factor (these days I'm trying to use less box shadow as it can ruin scroll perf on some browsers/OSs)