[b]一、Nginx服务器解决方法[/b] 服务器使用的是 Nginx，要在响应的头部添加 Access-Control-Allow-Origin 字段，添加方法是用 add_header 指令： 配置例子: [b]二、Apache服务器解决方法[/b] Font Awesome (firefox无法显示 火狐无法显示)Cross domain (跨域问题)  [b]The problem[/b] It seems that, for security reasons, Firefox simply don't allow you to use by default a font that is not hosted on your domain, not even on your subdomain. The CDN based websites can be also affected in this case. [b]The solution[/b] After some investigations, I found out the workaround: set a Access-Control-Allow-Origin header to the font. Also, if you are using nginx as your webserver you will need to include the code below in your virtual host file: