You make a race bike with pals on a runway strewn with obstacles and you do not intend to lose. Go nerve! but still not to have sore joints strength to tap the same keys!
Use the directional buttons left and right alternately forward and the up / down to avoid obstacles.
(Automatic translation)
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.