If you look closely at all flat design, it's not flat. There's almost always a very thin bevel. There are several reasons for this: 1. it attempts to address t

If you look closely at all flat design, it's not flat. There's almost always a very thin bevel. There are several reasons for this: 1. it attempts to address the issue of flat UIs being absolute shite for UX. 2. it looks more interesting on a high definition screen. 3. it adds a finishing touch that sets it slightly apart from plain text.