- Dec 13 calc-size() and interpolate size
- Dec 14 Animating Entry Effects
- Dec 15 HTML inert Attribute
- Dec 16 CSS text-wrap
- Dec 17 CSS content-visibility
- Dec 18 Declarative Shadow DOM
- Dec 19 CSS box-decoration-break
- Dec 20 JS Import Maps
- Dec 21 CSS light-dark()
- Dec 22 BroadcastChannel API
- Dec 23 How to Use Baseline Data
- Dec 24 CSS margin-trim and line height units