Step 1:
Glue two paper squares together or fold (and cut) a large square in half.
I used transparent tape to make glossy looking boxes.

Step 6:
This is the other side.
The mountain-fold is a prefolded line.

Step 5:
Fold over the prefolded line.

Step 2:
The box paper is a little shorter than the lid paper.
Prefold in half over the pink line.

Step 4:
Fold to the centerline and unfold the model.

Step 3:
Fold the edge to the centerline

Step 10:
Fold these two lines into the right direction

Step 8:
Fold both edges to the centerline

Step 9:
Fold to the centerline and unfold the folds of Step 8 and 9.

Step 7:
Prefold in half

Step 16:
Make sharp folding lines.

Step 15:
Fold the flap inwards.

Step 12:
Fold the edge straight upwards.

Step 11:
Prefold over the pink lines, they're in the middle of the prefolded lines.

Step 14:
Fold over the two purple lines and fold the seven edges downwards, use glue or tape.

Step 13:
The mountain-folds are prefolded lines.

Step 21:
Prefold in three parts of the same size.

Step 19:
Fold the other six corners inwards, use glue / tape if necessary.

Step 20:
The box is ready....

Step 18:
Fold the corner inwards.

Step 17:
Glue or tape both ends together.

Step 22:
Fold over the purple line and then over the prefolded pink lines.

Step 28:
Fold over the two blue lines and fold the edges downwards over the pink lines.
Use glue or tape.

Step 25:
Fold these two lines into the right direction.

Step 26:
Prefold over the pink lines, they're in the middle of the prefolded lines.

Step 24:
Fold both edges to the centerline two times, then unfold.

Step 23:
Prefold in half over these two lines.

Step 29:
This is the other side. Make sharp folding lines.

Step 27:
Here the prefolded lines of step 26 are on top.
The mountain-folds are prefolded lines.

Step 30:
Glue / tape both ends together.

Step 31:
Fold the edge downwards.

Step 32:
Fold downwards on the other six spots.

Step 33:
Make sharp folding lines.