Gmail has become nearly unusable on my 11" Macbook air. I wouldn't mind it so much if you could A) minimize the top bar or B) have it not scroll with the page.

Gmail has become nearly unusable on my 11" Macbook air. I wouldn't mind it so much if you could A) minimize the top bar or B) have it not scroll with the page. However, as far as I can tell, these aren't options.