Hi there,   (Note: I didn't realize my links to other CodePens would embed them. The one I'm working on is at the bottom.)   I'm trying to learn how this page was done and will eventually change the line drawing on my CodePen to one of my own. But I'm using this for figuring it out first.   I'm also using this CodePen for the starting point of my script. See the Pen XWdwdeR by mikeK (@mikeK) on CodePen   1. I've got the