Customize the star rating images in SharePoint 2013
The SharePoint 2013 rating system slightly changed a bit. In SharePoint 2013 you can now choose to use likes or star ratings. This functionality can be turned on via the Rating settings in the list. Show image List Rating Settings Styling the SharePoint 2013 star rating involves some work. The only “quick” option you have is to apply a composed look to your site.
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