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Black Lines all over the place!

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I have suddenly got thick black lines round all text boxes, and the toolbar at the top. I can hardly see facebook for them. Would this be an update causing this? And how can I get rid?

I have suddenly got thick black lines round all text boxes, and the toolbar at the top. I can hardly see facebook for them. Would this be an update causing this? And how can I get rid?

All Replies (3)

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Dear sherbetsstraws, do you have the dark theme active? otherwise reset firefox default theme.

I hope I have been helpful

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No dark theme, I will reset and see what happens, thanks.

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if the problem continues, please write. I hope I have been helpful.