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High contrast

Boosts page contrast and forces black text to make reading easier for weaker eyesight.

Code to copy

html { filter: contrast(1.35) saturate(1.1) !important; }
body, body * { text-shadow: none !important; }
p, li, span, a { color: #000 !important; }

How to use this example

1. Copy the code with the button above.
2. Install JustZix (2 minutes) and open the extension on the target page.
3. Add a new rule matching that page.
4. Paste the code into the rule's CSS panel and save — the effect appears instantly.