when u right click on an image and choose "position freely", then you can place it anywhere
Screenshot 2024-08-05 at 14.31.45.png
or if you activate horizontal grid´
Screenshot 2024-08-05 at 14.31.30.png
or if you use browser height row or custom row height on a row, you can place things on a row on top of each other: right click row → choose "use browser height for row height"