Visually hidden links with 0 dimensions

from blog Manuel Matuzović - Blog, | ↗ original
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If you have used a visually-hidden class in the past, you might have noticed that the width and height is set to 1px and not 0. I’ve always wondered why. Even in James Edwards’ “The anatomy of visually-hidden” I didn’t find the answer because he wasn’t sure either. While testing a client’s site a few minutes ago, I found at least one good reason....