Hi Bent
On the right side of the editor, select the Dashboard panel, "Layout" tab. ?With your curser on the group icon, you can drag it to move its position, on the tab.

on th
Or, select the "Layout" on the Dashboard panel, for the desired tab, then you will get a graphical representation of your dashboard and you can drag and resize he components:


"Resizing" your browser page, will also move the groups to fit the page.
Alan. WA9WUD