As some people might know, I've always loved 3D geometry. Which has meant getting drawn towards playing with CSS 3D transforms in order to create various geometric shapes. I've built a huge collection of such demos, which you can check out on CodePen.
Because of this, I've often been asked whether it would be possible to create responsive 3D shapes using, for example,
% values instead of the
em values my demos normally use. The answer is a bit … Read article