You can adjust the width of margins and tabs in your document using Word’s ruler.
The ruler is helpful when you need to create several columns, show column placement, or show the distance between columns.
If you switch to Print Layout view (Choose View Print Layout View ), a vertical ruler displays along the lefthand side of the screen. To hide this vertical ruler, switch to a different layout view.
Word offers five types of tabs you can set on the ruler. These tab buttons are located to the left of the ruler: