CSS Redundancy Checker
Enter your style sheet and a URL to a page on your site and this web tool will check for redundant CSS selectors that aren’t used in any of your pages so you can remove them to help reduce the size of your website.
Link
Enter your style sheet and a URL to a page on your site and this web tool will check for redundant CSS selectors that aren’t used in any of your pages so you can remove them to help reduce the size of your website.
Link