Remove unused CSS
purgecss start ignore
and purgecss end ignore
) https://github.com/FullHuman/purgecss/issues/66
whitelistPatternsChildren
https://github.com/FullHuman/purgecss/pull/58, https://github.com/FullHuman/purgecss/issues/39
fontFace
to remove unused font-face declarationpackage.json
: importing only necessary files.keyframes
option removing unused animationskeyframes
to false by default to avoid the issue with bootstrap https://github.com/FullHuman/purgecss/issues/33