Quick style that you see in the Gallery feature has been designed to work together. For example, a quick way of heading 2 is designed to provide a quick way for a sublist of heading 1.
What characteristics do you see in the gallery feature was designed to work together, for example, express characteristics of Heading 2 will be designed to provide a manifest for the Heading 1 style food.
A quick look you see in the gallery features designed to work together, for example, a quick look of the subject 2 is designed so that the sub items for a quick look of the subject 1.