maybe is it an stupid question. But how can I make an layer for all resulutions. If I make one I and I show it in preview I only see the witdh from witch size I have made him. And I want that he adapt to the resulation from the person who visit the page !!
In the major part of CSS editors this feature (maybe it can appear very simple to do) isn't supported because many browsers don't support it. D.H.E. doesn't support it.