Firefox says that the style sheet is corrupted (may or may not be related to the broken content security policy configuration) and all pages I try to visit claim I'm offline (which is a silly fallback; as far as I can tell, the page would still be somewhat usable even when it fails to load the CSS).

Firefox says that the style sheet is corrupted (may or may not be related to the broken content security policy configuration) and all pages I try to visit claim I'm offline (which is a silly fallback; as far as I can tell, the page would still be somewhat usable even when it fails to load the CSS).