Storefront Hero Imagery: Go Saliency Crops for Desktop and Mobile Slots
go
dev.to
Pick the crop from the slot backward: declare each desktop and mobile frame, protect the subject with a focal point, and reject any rendition that misses its quality or byte budget. That rule keeps a marketplace hero banner readable when the same source photo is squeezed into very different boxes. The failure signal is familiar. A campaign goes live, the desktop banner looks fine, and the mobile slot cuts the product name in half. A second failure appears later in the metrics: the image is tech