Steam community incorrect login

hello i want login to steam community and when i click login then i got message : “Incorrect login” Please help me !!!

EDIT :

Sorry for post it in bad forum.but this is best forum with help.

You are putting in either the wrong password, or the wrong username. You should use the lost password feature to get your password back.

or you pirated Gmod and dont own it.

ok.I know now why it not work :smiley: i put bad password.I forget one number :smiley:

… Well that’s that.