What’s !important #3: Popover Context Menus, @scope, New Web Platform Features, and More

**What’s !important #3: Popover Context Menus, @scope, New Web Platform Features, and More**

The developer community hasn’t wasted any time kicking off 2026 with some really great articles, demos, and insights. Firefox 147 and Chrome 144 also shipped, and while they’re not jam-packed with features, the releases are still pretty exciting for what’s normally a slow time of year, so without further ado, here’s what’s important from the last couple of weeks (or should I say the first couple of weeks, of 2026?)… Building popover context menus with anchor positioning Chris Coyier (a familiar name, perhaps) shows us how to build context menus using popovers and anchor positioning over at Frontend Masters. Interest invokers, <menu>, discrete transitions, @starting-style, and fallback positions are also mentioned, so grab a pickaxe, because this one’s a bit of a goldmine. Also, anchor positioning went baseline this week, so you can use it on production websites now. Do we have our CSS feature of the year already...

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