Oh rats. Thanks for the heads up. I don't have an iPhone and it's not happening on macOS Safari. I'll have a Google around and see if any of the underlying libr

Oh rats. Thanks for the heads up. I don't have an iPhone and it's not happening on macOS Safari. I'll have a Google around and see if any of the underlying libraries are likely culprits. Which animation resetting seems to trigger it? Do you know which version of iOS/Safari you're using?