olegnax Olegnax_MegaMenu::Olegnax_MegaMenu Olegnax\MegaMenu\Block\Adminhtml\System\Config\Form\Info Magento\Config\Model\Config\Source\Yesno on-off-trigger Olegnax\MegaMenu\Block\System\Config\Form\Field\Spacer Set custom css selector (which is used as wrapper for your menu) to make drop down container align options work. Include dots i.e.: ".page-header > .container" Magento\Config\Model\Config\Source\Yesno on-off-trigger Magento\Config\Model\Config\Source\Yesno on-off-trigger Magento\Config\Model\Config\Source\Yesno on-off-trigger