Here's a PDF paper of the same topic http://users.eecs.northwestern.edu/~hq/papers/ply.pdf http://users.eecs.northwestern.edu/~hq/papers/ply.pdf and Github: h

Here's a PDF paper of the same topic http://users.eecs.northwestern.edu/~hq/papers/ply.pdf http://users.eecs.northwestern.edu/~hq/papers/ply.pdf and Github: https://github.com/sliminality/ply https://github.com/sliminality/ply "Several of Ply's core features have been released as Inactive CSS in Mozilla Firefox 70."