Processed client-side in your browser — files never leave your device.
Free, with no signup, account, or usage limits.
Works on any modern browser, including mobile.
About this tool
CSS Specificity Calculator: Calculate and compare CSS selector specificity. Processing runs locally in your browser — your input is not uploaded to ThothBox.
How to use
Open CSS Specificity Calculator and paste or type your input.
Choose any options that affect the output.
Run the tool or watch the live result update.
Copy or download the output.
FAQ
What does CSS Specificity Calculator do?
Calculate and compare CSS selector specificity.
Is CSS Specificity Calculator private?
Yes for typical use: input is processed in your browser and is not uploaded to ThothBox.
Is CSS Specificity Calculator free?
Yes. It is free to use with no signup required.
How do I use CSS Specificity Calculator?
Open the CSS Specificity Calculator tool, then open CSS Specificity Calculator and paste or type your input.