Many websites look wrong. Even Microsoft.com and Mozilla.org. I try to fix the problem like this article, but article was not helpful. https://support.mozilla.org/en-US/kb/websites-look-wrong-or-appear-differently Any website look good at Internet Explorer. IE and Firefox screenshots of this article are attached OS: Windows 8.1 Enterprise 64bit with latest updates. IE: 11.0.9600.17842 Firefox: 40.0.2