I find the concept cleaner than doing it javascript but I had to admit that when I look to the source code, it looks a bit weird to me too. Maybe we need some

I find the concept cleaner than doing it javascript but I had to admit that when I look to the source code, it looks a bit weird to me too. Maybe we need some kind of CSS framework for animations, which will simplify all animations in the same way Jquery abstracts the DOM.