Selecting text in dark theme is hiding the texts with links

### Description

Selecting text in dark theme is hiding the texts with links

### Steps to Reproduce

Set website theme as dark mode or system (with dark mode enabled)

### Expected Result

Texts with links should be readable even after selection

### Actual Result

Text with links gets hidden upon selection

### Additional Context


No file or test is named in the issue. First reproduce the problem by enabling dark mode on the website and selecting linked text, then locate the styles controlling link text and selection colors. Done means linked text remains readable while selected in dark theme and system dark mode.

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