The following keyboard shortcuts are available when working with plots.
Move:
Left, Right, Up, and Down arrow keys move the selected plot by one pixel
Hold Shift for 10 times faster movement
Resize:
Ctrl+Left: Reduce horizontal size by one pixel
Ctrl+Right: Increase horizontal size by one pixel
Ctrl+Up: Reduce vertical size by one pixel
Ctrl+Down Increase vertical size by one pixel
Hold Shift for 10 times faster resize