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Issue 302

Container Queries, vendor prefixes, variable aspect ratios with conic gradients

Rachel Andrew
2 min read


Issue 302

This week, more container queries links, along with a bunch of stuff in the latest Safari Technology Preview. While folk are getting excited about new CSS, I've spent the last few days thinking about browser compat, old browsers, and unsupported features for something I'm working on. So my links also include some recent articles on that subject.

Rachel Andrew, CSS Layout News

Release Notes - Safari Technology Preview - Safari - Apple Developer

There is a whole heap of fixes and additions in the latest Safari Technology Preview, including a bunch of improvements to the Web Inspector grid tools.

BlinkOn 14 Schedule

BlinkOn is happening at the moment, however is unfortunately in the middle of the night for me. The recordings of presentations will be going up on YouTube however, linked from the schedule.


Live Q&A: Miriam Suzanne - YouTube

Talk and Q&A with Miriam Suzanne, covering container queries but also other new things coming to CSS. I was excited to hear Regions mentioned in the Q&A, I still hope we'll get that ability one day.

On Regions: Making Things Better

Given that understanding of Regions has probably half vanished from the collective memory by now, here's my notes from my talk on the subject in 2019.

Variable Aspect Ratio Card With Conic Gradients Meeting Along the Diagonal | CSS-Tricks

Another excellent article from Ana Tudor, who is just so good at digging into the possibilities of

Is Vendor Prefixing Dead? | CSS-Tricks

This article was timely for me as I was thinking about browser compat issues for something I was working on this week. A great dig into which properties in CSS still need prefixing.

Component-level art direction with CSS Container Queries

Sara looks into the emerging Container Queries specification, in terms of art direction at the component level.


Progress Delayed Is Progress Denied - Infrequently Noted

Also, in my personal theme of web compat this week, is this article from Alex Russell. Whether you agree or not that Safari is underpowered, the data included here is interesting. In particular the section Just out of reach. It's in these uncontroversial missing features my own personal frustration lies. There are APIs in Chromium that Safari and Firefox have pushed back against, and that is a healthy part of standards debate. What is difficult is to see useful CSS for example, things that no one is arguing against, held behind a gate.