FYI, if you want something that will work for all content in your site (including that which is not HTML), you can set the Content-Language header in your response (source) to the appropriate language, (in my case, en-US).
FYI, if you want something that will work for all content in your site (including that which is not HTML), you can set the Content-Language header in your response (source) to the appropriate language, (in my case, en-US).