Gradient borders in CSS
Using background-clip: border-area
How to gif (2025 edition)
Animated AVIF, AV1 video, JPEG-XL...
Combining currentcolor with relative color syntax
Using the CSS currentcolor keyword with relative color syntax
CSS :open pseudo-class
A CSS pseudo-class for styling open dialogs, details, selects, and inputs.
Which Apple devices support hardware-accelerated AV1 video decoding?
AV1 decoding on Mac, iPhone and iPad
Focus styles and programmatic focus
:focus, :focus-visible and the JavaScript .focus() method
Building a tooltip with the popover API
Building a toggletip using the popover API
Do JavaScript frameworks still need portals?
Problems solved by the HTML dialog element, popover attribute and CSS anchor positioning
Popovers and anchor positioning
CSS anchor positioning and the popover API
What's new with dialog
Zero-JavaScript modals, light dismiss functionality, toggle events and more...
