Name Type Location Description
maintenance-page.tpl.php file core/themes/bartik/templates/maintenance-page.tpl.php Implementation to display a single Backdrop page while offline.
maintenance-page.tpl.php file core/themes/seven/templates/maintenance-page.tpl.php
maintenance-page.tpl.php file core/modules/system/templates/maintenance-page.tpl.php Default theme implementation to display a single Backdrop page while offline.