If you are having trouble with the pen, try the archived copy on GitHub See the Pen Dual Triangle Preloaders by Jon Kantner…
A fancy loading animation that alternated between a cube that splits into a hexagon and gets put back together as a cube, it was designed by Ives van Hoorne in pure…
Here is a Newton’s Cradle loading animation designed by Steven Traversi. If you are having trouble with the pen, try the archived copy on GitHub…