Testing Accept header

If the browser sends only text/css for style sheets, this sentence should have a green background, otherwise it will be red.

If the browser doesn't send text/html nor application/xhtml+xml when requesting an image, the following image should be a green square, otherwise, it would be a red square.

Test image

(this test was developed in the context of a comment on mobileOK basic.

Dominique Hazaël-Massieux