I ran in to this with ::-webkit-progress-bar and ::-webkit-progress-value. Also it turns out you can't animate them, so I had to put the animation on the progre

I ran in to this with ::-webkit-progress-bar and ::-webkit-progress-value. Also it turns out you can't animate them, so I had to put the animation on the progress element and manually inherit it on the tree of psuedoelements to get the animation I wanted working.