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CSS transition 'left' for ':before' block not work

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CSS transition 'left' for ':before' block not work.

Some css rules: http://www.screencast.com/t/f2MaN5TRpY

Video of working in firefox: http://www.screencast.com/t/YMBKR77kAQ

Video of working in google chrome: http://www.screencast.com/t/yOc8tN7yZcA

CSS transition 'left' for ':before' block not work. Some css rules: http://www.screencast.com/t/f2MaN5TRpY Video of working in firefox: http://www.screencast.com/t/YMBKR77kAQ Video of working in google chrome: http://www.screencast.com/t/yOc8tN7yZcA

All Replies (1)

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Is it just the left property that doesn't work?

I found an old bug from 2010 where transition was first made to apply to generated content, but I don't know the details of which properties were tested: 555627 – CSS Transition Cannot Be Applied to :before/:after insertions.