This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Una Kravets
una.im
did:plc:kesmfbtx2loscqj7ktw5shtt
Finally solving the tooltip arrow usecase with a new CSS property called border-shape
⚠️ WIP early-stage API, timeline TBD, more info coming soon
But it brings a lil tear to my eye to see this working, border & all 🥲
This demo uses anchored container queries + border-shape + a little animation
2026-01-30T19:12:14.062Z