CSS Analysis
Extension Actions
            CRX ID
            
          
          
          
              iemmlpfnlddfaodfiepihngmpglhoikb
            
          
            Description from extension meta
            
          
          
          CSS Analysis tool
            Image from store
            
               
            
          
          
          
          
            Description from store
            
            
          
          
          Want to see which selectors are being used on your site, how they're being defined, whether there is duplication -- this extension could help.