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In the game world everything is proportioned by the dimensions of the player character.
Level design for Level 1
Level 1 design. Shows the location of the colored doors, windows, floor gaps and spawn positions for the movable trampolines.
Doors and windows are positioned by the horizontal measurements ruler (seen here on the bottom floor)
Each block on the horizontal ruler is roughly the width of the player character.
10. Means of transportation
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The font for the HUD is Chelsea by Dieter Steffmann (http://moorstation.org/typoasis/designers/steffmann/index.htm)
13. Timer In Depth
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