Step 1: Step 1
1. Crease down the vertical centre of the paper from side to side, then unfold.
2. Fold across the horizontal centre of the paper from top to bottom.
3. Now you have to fold the paper along a line from the top of the central fold to the bottom corner.
4. It should look like so.
5. Now fold from the top corners to the crease that you just made.
6 You should now end up with this.