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Grayscale page

Removes all color from the page, showing it in black and white for fewer distractions.

Code to copy

html { filter: grayscale(1) !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.