Sure, write your own focus style with CSS. We don't complain that browsers use an ugly font by default, we write CSS to apply a nicer one. There is no reason this shouldn't extend to accessibility features too. Look at this very site for examples.
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Sure, write your own focus style with CSS. We don't complain that browsers use an ugly font by default, we write CSS to apply a nicer one. There is no reason this shouldn't extend to accessibility features too. Look at this very site for examples.