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Preview of Simple CSS Inserter

Simple CSS Inserter by JM

Bring CSS in and out.

You'll need Firefox to use this extension
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About this extension
Press the toolbar button to apply the CSS. You can switch at any time.

Only one CSS can be retained.

Manifest version 3
Firefox 128+

Features
- Top frame only
- Insert CSS on load
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This add-on may also ask to:

  • Access your data for all websites
More information
Version
3.1
Size
16.38 KB
Last updated
13 hours ago (Mar 11, 2025)
Related Categories
License
MIT License
Version History
Tags
Add to collection
Release notes for 3.1
Code optimization.
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