When you move a layer in space, you modify its Position property.
Move layers by dragging in the Composition panel
To snap a layer’s edges
to grids or guides as you drag, choose View > Snap To
Grid or View > Snap To Guides.
Select one or more layers, and then
drag a selected layer using the Selection tool
.
When you move a layer by dragging it in the Composition panel, the Info panel shows the change in the Position property as you drag.
Move layers by directly modifying the Position property
Move layers with arrow keys