setting contrast

[richymun4]

Hello when i first started penumbra you get to set the contrast. The thing is i have set it all the way up too bright bye mistake.How can i reset the contrast becuase when i start the game now i dont get the option no more of setting contrast i have looked in advanced under options but it isnt there .I cant play the game as it is the contrast is too bright

[jens]

You right-click on the setting instead of left-clicking