TIWCGJQSweetAlertOptions.ImageSize Property
If imageUrl is set, you can specify imageSize to describes how big you want the icon to be in px. Pass in a string with two values separated by an "x". The first value is the width, the second is the height.
published property ImageSize: TIWCGJQSweetAlertImageSize index 13 read GetImageSize write SetImageSize stored IsObjStored;