https://github.com/turboblack/HamsterCMS "Fallout" HTML5 theme for HamsterCMS
To use a template, create a fallout folder in the templates folder, put all files there, open the admin panel on the hosting, select the page, and specify this template in the options.
to change footer - edit footer.txt in the includes folder
HamsterCMS is the world's smallest and very simple multi-template flat file content management system.