Step 12: Fold each corner diagonally downwards as indicated, creating crease lines where the blue lines are shown.
Step 13: Your creation should now look like this
Step 14: Unfold the newly created corners and open the bottom section of your creation as shown to make a pocket.
Step 15: Push the two corners inside the pocket, and the paper will fold along the creases you made in Step 13.
Step 16: Your creation should now look like this!
Step 17: Turn your creation over like this
Step 18: Fold the top edge downwards and crease firmly where indicated in blue
Step 19: Keep folding!
Step 20: Keep folding downwards towards the point so it looks like this
Step 21: Continue pushing the fold down until it lays flat like this