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Thanks :)

OP's game has some nice features. The timing is neat, and to be honest I didn't even consider using the source as the visualization.

Wow, nice. I like this even better then the OP. In particular how the levels naturally progress and how the game actively teaches concepts.

Awesome stuff! I learned a few new selectors, thanks :)

Thanks for sharing, learnt a few more CSS selectors.

This is terrific! Do note that IDs are document unique. I found a duplicate id on the `#pan.cake` exercise.