hi sagaros, i'll managed to make my menu fit on one lign, and get the benefit of white/black switch but...
when switching to black
1/ my logo appear as a white rectangle (he's background black, and character in white)

2/ big problem when switching to black, asap i read an article or i navigate to a menu, the white background get back, the template did not remember i'll switched to black
but all speed is now ok, no more cls issue, no more speed issue ; ))))
hope you can help
Thanks a lot,