The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.| developer.mozilla.org
Learn what's new in CSS Colors Module Level 4, including color spaces, color functions, fancy gradients, and support for wide-gamut displays.| MDN Web Docs
MDN leads the way in implementing WebDX community group's efforts, delivering a clear and simple baseline for the web platform to developers.| MDN Web Docs
The :not() CSS pseudo-class represents elements that do not match a list of selectors. Since it prevents specific items from being selected, it is known as the negation pseudo-class.| MDN Web Docs