CSS Helper
ExtensionDeveloper Tools
Overview
Source-faithful author-CSS inspector: right-click any element to see the winning CSS rules exactly as authored.
CSS Helper shows only the author CSS that actually won the cascade for any element you right-click. Declarations render exactly as written in your source files, with filenames on the right. No shorthand expansion, no UA defaults, no inherited chain — just what your CSS did. Supports @layer, @media, @supports, inline styles
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Details
- Version0.3.0
- UpdatedApril 21, 2026
- Offered bycalo
- Size34.53KiB
- LanguagesEnglish
- Developer
Email
calo.hk@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Manage extensions and learn how they're being used in your organization
The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
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