Sorry about that, but we don't fully have controller support yet. you'l have to use your mouse and keyboard. the controls are as follows:
A/D or left/right arrow keys: Left and right movement.
S or down arrow key: Drop through dotted lines and travel down elevators
W or up arrow key: Travel up elevators
Spacebar: Jump
E: Interact
F: Puzzle mode
Mouse: Click and drag sign pieces around