Customize Your Web Experience with CSS Override

CSS Override is a Firefox extension designed for users who want to personalize their web browsing experience by applying custom CSS styles to any webpage. This subscription-based tool allows users to easily toggle custom styling on and off, providing a seamless way to enhance the visual aesthetics of websites. The user-friendly style editor enables you to paste your custom CSS and save changes instantly, ensuring that your preferred styles are applied whenever you visit a site.

With a focus on user trust and security, CSS Override was developed as a reliable alternative to other CSS customization tools that may compromise user privacy. The open-source nature of this extension allows users to explore its code on GitHub, fostering transparency and community engagement. Whether you aim to reduce glare from bright web pages or create a unique browsing environment, CSS Override offers the flexibility and control you need.

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App specs

  • License

    Subscription

  • Version

    1.0

  • Latest update

  • Platform

    firefox

  • Size

    20.50 KB

  • Developer

Program available in other languages



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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

  • Virus free
  • Spyware free
  • Malware free
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Scan Info

Last scan
Friday, September 19, 2025
Scan provider
VirusTotal · Full report

File Integrity

File
1.0.xpi
SHA256
42ff5c234d172713047819aaedae5f4763f1e2c67298e1adf9849711ea4047dc
SHA1
6466e9594be2271dde8814658e2771a107e289b3

Softonic security commitment

CSS Override has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware.