i don't know if you're just thinking of the landing page, or the cohesive, clean, overall UI that makes these services feel accessible. consider looking at peo

i don't know if you're just thinking of the landing page, or the cohesive, clean, overall UI that makes these services feel accessible. consider looking at people who have user experience expertise as well as design - some of what is making these sites so appealing is how the functionality is organized in simple ways through some very clever UX.