Linked lists using anchor-positioning.
Adapted from my JS version, which used SVG paths, to use position-anchor linking pseudo elements between the checked checkbox items and the selected radio button.
See the full demo on @CodePen
https://t.co/r9MuL87ouT
Falling cards with perspective using just CSS.
The cards drop down as you scroll down using animation-timeline.
#codepen#cssonly
(see the Codepen link in first comment)
Basic CSS only math using the new function() & if() functions (and a dash of custom select thrown in): https://t.co/js8RVWDHgW via @CodePen#codepenchallenge
Whilst it may not like it, this is a normal HTML select list. It takes advantage of the CSS appearance: base-select property value (not yet widely available) to create customizable select elements. No JS required.
Using the new css corner-shape property to create a fun gallery for this weeks #codepenchallenge
A simple radio button allows you to toggle between the corner-shape keyword values.
https://t.co/mjZTZcxlmX