Wrong CSS (responsive)

I use twentyfourteen parent- and childtheme and since a few days back (I updated to 4.2.2. today) the responsive css won’t work.

http://responsivetest.net/#u=http://www.makeupedia.se|640|1136|2

Even the menu-toggle shows up on my screen now, what have I missed? Do I need to change the media queries or viewport?