You can align objects to a grid or to each other.
When grid aligning is on, an object snaps to the nearest position spot on the grid whenever you move or resize it.
To start aligning objects to a grid:
To stop aligning objects, choose Format > Align > Turn Grid Off.
To align objects to the grid without moving them:
To choose the size of the grid's squares:
To choose which of the object's edges is aligned to the grid:
To align objects in rows or columns:
To choose which of the objects' edges are aligned to each other: