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In 102 it works on macOS. FF's CSS implementation hasn't seen big changes recently, AFAIK, so I'd bet it runs on somewhat older versions too. Mouse over the bla

by tgv 4y ago

In 102 it works on macOS. FF's CSS implementation hasn't seen big changes recently, AFAIK, so I'd bet it runs on somewhat older versions too. Mouse over the black piece at the end of the rope on the top left and 'pull' it down.