It seems like this is useful in generating critiques of CSS for web pages in development, but user-style CSS (the primary sort I work with) has a different set

It seems like this is useful in generating critiques of CSS for web pages in development, but user-style CSS (the primary sort I work with) has a different set of priorities that lead to selectors that seem to be considered poor style and warned against accordingly. It did point out several valid points I hadn't noticed and should fix, though.