Quick CSS
Inject custom CSS into any website. Styles persist across reloads.
As of June 2026, Quick CSS has — users in the Workflow & Planning category.
Usersno change0%
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Ratingno change0%
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— reviews
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Version
1.0.0
Manifest V3
History
1 snapshotsTracking since May 5, 2026.
Not enough history yet for this metric — the chart fills in as we collect more snapshots.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| May 5, 2026 | — | — | — | 1.0.0 |
| Now | — | — | — | 1.0.0 |
Permissions & access
- Permissions
- storagescriptingactiveTabtabs
- Host access
- <all_urls>
Screenshots
About
Quick CSS lets you inject custom CSS into any website and save it permanently. KEY FEATURES: - Per-site CSS — styles apply only to the site you set them for - Persists across reloads — styles load automatically every time you visit - Global CSS — rules that apply to every website at once - Enable/Disable toggle — turn styles on/off without deleting them - All Sites page — manage, edit, export and import all your saved styles - Import/Export — backup and restore all styles as JSON HOW TO USE: 1. Open any website 2. Click the Quick CSS icon in your toolbar 3. Type your CSS in the text area 4. Click "Save & Apply" — styles apply instantly, no reload needed Perfect for: fixing broken layouts, dark mode tweaks, hiding annoying elements, typography improvements, and any personal web customization. No account required. No data sent anywhere. All styles stored locally on your device.
Technical
- Version
- 1.0.0
- Manifest
- V3
- Size
- 20.55KiB
- Min Chrome
- 88
- Languages
- 6
- Featured
- No
Metadata
- ID
- lmnhmjapffkenggoclkflidgffehfgga
- Developer ID
- ue719b782b6f0de54e63b5e39961b71e6
- Developer Email
- [email protected]
- Created
- May 4, 2026
- Last Updated (Store)
- May 4, 2026
- Last Scraped
- Jun 10, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- —
Data sourced from the Chrome Web Store · last verified Jun 10, 2026.