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...

Formatting dates and times in JavaScript with Temporal and the Internationalization API
Human-readable dates and times without a library

Get a Unix timestamp with the Temporal API
Get a Unix timestamp using Temporal.Instant or Temporal.ZonedDateTime
