Navigation Bar issue

[musclediscussio]

Link: http://www.musclediscussion.com/index.php

As you can see i have a logo and it don't appear nicely. I want to do any of these things

1: Make Navigation Bar transparent
2: Or lessen its width and shift it to right

Need help urgently.

Any comments and suggestions are heavily welcomed

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Any one?

Need guidance where is the control of navigation bar. I can do the rest!