How can I extract only the used CSS on a given web page and have that combined into a separate style sheet?

Question

I have a site whose stylesheets are becoming overwhelming, and a full 50% to 90% or so is not used on certain pages. Rather than have 23 separate blocking CSS sheets, I\'d

Answer 1

You Can Check in Google Chrome by doing inspect element (F12) . The unused CSS has Line over the tags.