Everyone might already know about this but...
If you place your finger on the top bar, for example on the time in the top right hand corner, a second bar will appear. Without lifting your finger, slide your finger down to open the box. To close it you can slide it up from the bottom or tap the dot in the middle of the bottom bar.
If you place your finger on the top bar, for example on the time in the top right hand corner, a second bar will appear. Without lifting your finger, slide your finger down to open the box. To close it you can slide it up from the bottom or tap the dot in the middle of the bottom bar.