Hacker News

Favorites Setup
☰
Comment by werdnapk | original | HTML Can Do That
[−]werdnapk · 2026-08-20 Thu 17:50 UTC · link
<details> is still not animatable?
[−]esprehn · 2026-08-20 Thu 20:27 UTC · link
You can animate it now. There's no default though which is a bit annoying. I wish we had made it animate open/closed smoothly.

https://austingil.com/animating-details-element-with-only-cs...

https://developer.mozilla.org/en-US/docs/Web/CSS/Reference/S...

[−]adzm · 2026-08-20 Thu 20:29 UTC · link
It is! Add css animation to the ::details-content pseudo element