Geometric shapes in Wordpress slider?

Question

WordPress

I've already searched everything: (
what are the geometric shapes called, I want to make them in the slider, triangles, etc., when you hover over the mouse, so that there is a change in shape, straight lines, etc.? How is vavik96.com/krutye-slajdery-na-chistom-css- bez-isp... on the right and left side

Answer 1

If I understand correctly, this is not a slider, but an animated background based on CANVAS.
This library is used: https://vincentgarreau.com/particles.js/