June 2020 web platform update
Now available in Firefox
Limited availability
-
Preloading responsive images: The
imagesrcset
andimagesizes
attributes with therel="preload"
attribute for the<link>
HTML element starts fetching responsive images before they're found in the body of the document. Learn more. -
:read-only and :read-write: The
:read-only
and:read-write
CSS pseudo-classes match elements that are read-only or read-write, respectively. For example,:read-only
matches<input>
and<textarea>
elements with thereadonly
attribute. Learn more.