WordPress PHP-Only Block Registration
Seven and half years after blocks arrived in Core, WordPress introduces a way to build blocks without React annd build pipelines. All you need is PHP.
4543 Articles
CSS Navigation Matching, Early Days
Apply a style when someone navigates from one specific page to another. The idea being it'd make the sources for cross-document view transitions declarative in CSS rather than managing that stuff in JavaScript.
What’s !important #17: Custom Highlight API, CSS Navigation Matching, Fixing text-stroke, and More
Plus, how to style skeleton UIs, how to enable diagonal scrolling, how images can overflow themselves, and yet, still more. Basically, how to do a lot of really cool (CSS) stuff.
Blocked aria-hidden: The Warning is Right, and Every Fix You’ve Found is Wrong
The warning is correct. And the recommended fixes you've probably seen are wrong. Here's what you can do instead to properly fix the issue.
Animating CSS border-image
Border images are an overlooked feature. One neat fact is that border image slices can run across entire borders on an element, and animating it creates beautiful effects.
Using and Styling the Dialog Element
There's a lot of nuance to the
<dialog> element, a seemingly little piece of web architecture. I've got some notes from digging into it. 
2026 State of CSS, Devs Surveys
A few notes and takeaways from the 2026 State of CSS survey results, including a nice CSS-Tricks cameo!
Gap Decorations Are Now Available, Here’s What’s New
Today, with CSS gap decorations fully supported in Chrome and Edge, starting with version 149, you can now very easily style gaps, and with a lot of control.
Get Ready For the Powerful CSS border-shape Property!
We recently got the
shape() function and corner-shape property. What else could we possibly need as far as making shapes in CSS? Let me tell you: the border-shape property! 
What’s !important #16: sibling-index() Animations, Use Cases for the infinity Keyword, Container Stuck Queries, and More
The soon-Baseline sibling-index() function for animations, CSS and the 2026 FIFA World Cup, use cases for the
infinity keyword, container "stuck" queries, and more. 