Thank for reply. I did post in phpbb style for this problem. Wait and get answer....

EDIT: I got the answer by styler:
I believe that the board3 portal have a speciel setting for narrow styles.
Ask in the board3 portal topic if you cant find it.

Does you have special setting for narrow styles ...

Your Portal Version: 1.0.5
Your phpBB Type: Standard phpBB3
MODs installed: Yes
Your knowledge: Beginner
Boardlink: http://www.quantum.info/forum/portal.php

What have you done before the problem was there?
I did updated new version of Board3Portal got problem. I did post at phpbb.com but ...

Your Portal Version: 1.0.4
Your phpBB Type: Standard phpBB3
MODs installed: Yes
Your knowledge: Beginner
Boardlink: http://www.quantumguild.info

What have you done before the problem was there?
When I install board3Portal got a problem with forum in portal

What have you already tryed to ...