...
The website will adjust the size of your image for display but in order to not require according to the user’s device. So that displaying the image doesn’t use too much data and time to load, the image shouldn’t be larger than around 1200 to 1500px 2000 pixels wide. (The height depends on the shape of the image while the width fills the browser.) Make sure label text is large enough to be read legible on small devices.
Read our guide on adding a complex image.
...