Change desktop header type to .garamond-headline: 30px / 1.25
Change desktop header type to .garamond-headline: 30px / 1.25

Signed-off-by: Yuki Nishijima <a6aa6c594f3f904825833313c0bab3e292e95764@artsymail.com>

artsy/reaction-force,artsy/reaction-force,xtina-starr/reaction,artsy/reaction,xtina-starr/reaction,artsy/reaction,xtina-starr/reaction,artsy/reaction,xtina-starr/reaction