3.0.1

• Added support for detecting and applying paint rules in @import'ed stylesheets
• Added support for paint rules in all forms of inline styles
• Improved performance by using ResizeObserver in Firefox & Safari
• Added polyfill for CSS.supports()
• Added polyfill for CSS.registerProperty()
• Added polyfills for CSSpx(…) and friends
• Fixed numerous cases where paint geometry was not invalidated correctly
• Fixed DPI scaling in Firefox and Safari when swapping paint rules