You can customize the Menu as you like. Follow Theme Options > Theme Settings. Here from the General tab click Menu, and the menu style field will appear.
Custom Menu Style: Switch on for custom menu style.
Menu Color: Set header menu color.
Menu Hover Color: Set header menu hover color.
Submenu Color: Set header sub-menu color.
Submenu Hover Color: Set header sub-menu hover color.
Click Save Changes to save theme options. Click Reset Section to reset only this section. Click Reset All to reset all theme options.