The files in this directory control several aspects of the theme. The most important ones are the templates.xml file and the css-files.xml file. The templates.xml file controls which templates from the templates directory are used to create the HTML output for a page. Usually, you don't need to make any adjustments here! The css-files.xml file controls which CSS files are used. The theme supports different graphical (in terms of color, fonts, etc) variants. For this theme, these variants are configured in the style directory! So, usually you will not made any adjustments in this directory!