Distinct from the checkout page, Drupal Commerce's cart page shows your customers a review of the order they're about to make.
This recipe will walk you through how to overwrite Drupal Commerce's cart page template, to give you the knowledge you need to start customizing your store's theme more deeply.
Using the subtheme Defacto that you created in a previous recipe, you will add this theme to your store to proceed with this recipe. Ensure you have the Defacto theme enabled and set as the default theme on your website, too. Go to Site settings | Appearance to change this.
Follow these steps to overwrite the default Drupal Commerce cart page with your own custom template: