A number of settings are in GENERAL / General in Theme Access. Here we list them. (the most important, the rest is self-explanatory).
Product image Ratio
Product photos are important. What dimensions do your photos have (the most)? Choose from Portrait, Landscape or Square. Either portrait, landscape or square.
2 or 1 product(s) on mobile collection view
Choose between 1 article in a row on mobile, or two. See left here.
Typographic content on mobile alignment
On mobile, you can choose how you want to display your typography content. Left of centered. To make it look more general.