Instantly calculate and visualize the specificity of any CSS selector. Supports comma-separated multiple selectors.
!important keyword overrides specificity entirely.
CSS Specificity Calculator is a free, browser-based utility built for developers and engineers who need a fast, reliable way to instantly calculate and visualize the specificity of any css selector. supports comma-separated multiple selectors. Whether you're debugging an API response, preparing data for deployment, or validating configuration files, this tool handles the job in seconds — with zero server calls. Everything runs locally in your browser, so your source code and data stay private.