As of January, with Firefox 147’s release, Anchor Positioning is supported across all major browsers . I’m happy about that, of course. I think Anchor Positioning is really powerful and a layout mechanism we probably should have had a long time ago. My enthusiasm was tempered when I found out how finicky it can, simply not finding anchors for reasons you have to be somewhat of a web expert to be able to diagnose and fix. I wrote all this up in The Big Gotcha of Anchor Positioning , which is something of a rant as if I can be a squeaky wheel that helps makes this better in the future, I’m happy to do it. There are some better articles on what is actually going on and how to deal with it: Temani Afif: Why is Anchor Positioning not working? James Stuckey Weber: Here’s Why Your Anchor Positioning Isn’t Working Articles like that that do a good technical dive and explain the situation are great, but I wish they didn’t have to exist, thus the ranting angle 😇.…