If you’re like me, what you’re trying to accomplish (logo image left, narrower top nav bar, menu floated to the right (on full size screen), your solution is simply to go in to the “Widgets” menu, then simply move the “Custom Menu” widget into the “Header Right” section. Customize away.
If you need to customize for the height of your logo, that can be done in the edit>functions.php file and modifying this:
// Add support for custom header
add_theme_support( ‘genesis-custom-header’, array(
‘width’ => desired pixel #,
‘height’ => desired pixel #
All good things require a learning curve. Nothing good comes without effort 馃槈