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New Jan 16, 2026
Chrome 145 adds Experimental Support for Vertical Tabs
Vertical Tabs are available behind a flag in Chrome 145 (current...
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New Jan 14, 2026
Using 100vw is now scrollbar-aware (in Chrome 145+, under the right conditions)
From Chrome 145 onwards, 100vw will automatically subtract the size of the (vertical) scrollbar from it if you have forced the html element to always show a vertical scrollbar (using overflow[-y...
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New Dec 12, 2025
How to Find the public WebKit Bug from the Apple-internal rdar:// Bug ID
If you read the Safari release notes – like the Safari 26.2 release notes – you see a lot of trailing “(12345678)”-mentions in the list of fixed bugs. These numbers are Apple-internal bug IDs, as us...
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New Dec 12, 2025
CSS Scroll-Triggered Animations are coming to Chrome!
We have Scroll-Driven Animations. Now say hi to Scroll-Triggered...
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New Dec 9, 2025
CSS Wrapped 2025
Once again, it has been an AMAZING year for CSS and UI. To celebrate this, we – the Chrome CSS/UI DevRel Team – created another edition of CSS...
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New Dec 2, 2025
The Google Antigravity website, rebuilt with Modern CSS
As an experiment to see if Modern CSS is up to the task, I recreated the Google Antigravity website with Modern CS...
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New Dec 2, 2025
Anchor Positioning and the Inset-Modified Containing Block (IMCB)
If you kinda understand Anchor Positioning, but it still surprises you from time to time, then most likely this is the missing piece of information: the Inset-Modified Containing Block (or IMCB for...
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New Nov 25, 2025
Use overscroll-behavior: contain to prevent a page from scrolling while a is open
Chrome 144 features a small change to overscroll-behavior: it now also works on non-scrollable scroll containers. While this change might seem trivial, it fixes an issue developers have been deali...
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New Nov 25, 2025
Señors @ Scale: Modern CSS at Scale with Bramus
A while ago I joined Dan Neciu – whom I met at Frontmania in 2023 – on his “Señors @ Scale” podcast. We talked about all things CSS....
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New Nov 20, 2025
Anchor Positioning is transform-aware in Chrome 144+
Starting with Chrome 144, Anchor Positioning is going to be transform-aware. From then on, anchoring will resolve against the bounding box of the transformed...