<https://market.3dvista.com/product/mouse-and-navigation-control-german/#product>
<http://schema.org/description>
"This is a Mouse Control Instructional graphic in German that can be added so that it shows at the beginning of a Tour on Start and also can be shown with the click of a icon when required. The grey background in the image is not in the downloaded file. It is white on transparent background."
<https://market.3dvista.com/product/mouse-and-navigation-control-german/?add-to-cart=10322&add_to_wishlist=6134>