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Reddit: blur NSFW thumbnails

Heavily blurs NSFW-flagged thumbnails and previews, revealing them only when you hover the cursor.

Code to copy

/* Blur NSFW thumbnails and previews until you hover over them */
shreddit-post[nsfw] img,
shreddit-post[nsfw] video,
article:has(shreddit-post[nsfw]) img {
  filter: blur(24px) !important;
  transition: filter 0.15s ease;
}
shreddit-post[nsfw]:hover img,
shreddit-post[nsfw]:hover video {
  filter: blur(0) !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.