The problem looks more like the file (frameworks-9e1db7aa5e35573e7a01331c4afc4d3df80c21f118c6c727900d5e032e7dd7b4.css) doesn't actually exist on the CDN, and th

The problem looks more like the file (frameworks-9e1db7aa5e35573e7a01331c4afc4d3df80c21f118c6c727900d5e032e7dd7b4.css) doesn't actually exist on the CDN, and the browser is therefore getting back a 404 page. The 404 page then happens to not have an Access-Control header, but that wouldn't really help anyway.