A themeA package that contains graphics and appearance information, and customizes the look and feel of the store. is a collection of files that determines the visual presentation of your store. When you first install Magento for B2BBusiness to Business: A type of business transaction between two business entities that are not the final consumers of the goods or services. Commerce, the design elements of the store are based on the “Default” Theme. In addition to the initial default theme that comes with your Magento installation, there is a wide variety of themes that are available “off the shelf” on Magento Connect.
A responsive theme adjusts the page layoutThe visual and structural composition of a page. to fit the view port of the device. Magento’s sample “Luma” theme has a flexible, responsive layout that can be viewed from the desktop, tablet, or mobile device.