http://bugs.winehq.org/show_bug.cgi?id=9347
--- Comment #9 from Vitaliy Margolen vitaliy@kievinfo.com 2007-09-11 17:53:17 --- Roberth, you have to provide more information if you want this bug to be valid.
What video hardware do you have?
Do you have any additional command line options set for Counter Strike Source in Steam?
You said you tested with different dx levels. How are you switching to a particular dxlevel?
What exact settings are being reset?
What Wine version?
Please post step-by-step instruction to how reproduce your problem.
You have to answer all of the above questions. I nor anyone else can reproduce your problem. That is why it was marked invalid, together with the complete absence of required information.