Slide up screen meta links, add overlay and use it to detect hover and touch.
Fade in based on mouse direction.
Let's try 8 ticks instead of 10, and don't reset the count when moving in the opposite direction. Faster mouse movement triggers less mousemove events per distance travelled.
Don't fade in when still whithin 20px form the editor area.
Center content. Fixes #6.
Content not centering on iOS. See #6.