Parse CSS and add vendor prefixes to rules by Can I Use
end value has mixed support, consider using flex-end warning since end/start now have good support.-webkit-box-orient on -webkit-line-clamp (@Goodwine).user-select: contain prefixes.::backdrop prefixes (by @yisibl).text-decoration prefixes by moving to MDN data (by @romainmenke).unicode-bidi prefixes by moving to MDN data.