In the online store administration you will find the banner section below
Content / Banners
Here you can edit existing banners or create new ones.
Banners with Cover function
With the Cover banner, the embedded image file only serves as a background / wallpaper text that you simply enter in the administration. If you check Cover for the banner, the image will be cropped, not reduced . Text entered in administration will adapt to the device and will appear legibly.
Guide: Banner - Cover function
You can make graphics yourself without having to control the graphics editor. Download free photos from fotobanky Pexels and complete the text content in the administration.
Optimize and upload an image for Cover
Image files for Cover banner can have an unlimited size. However, in the file manager, you need to upload them to the Graphics folder, where the images are not compressed or reduced.
However, if you don't want images to take up too much space, you can use online compressors of various photo formats. The online compressor of the most common image file format (.png) can be found at https://tinypng.com/.
Banners without Cover
Check box Cover is not checked in the edit tab of a particular banner. In this case, you need to upload images in exactly specified sizes. You can download them in the information window in the Images tab.
While such a picture is responsive, it is scaled proportionally for a display other than a desktop. And this includes, for example, fixed text, which is often part of a banner image. This text diminishes proportionally with the image in a mobile or tablet view and becomes unreadable.