Margins:
Definition:
A margin is the space between the text and the edge of the document. By default, a new document's margins are set to normal, which means it has a one-inch space between the text and each edge. Depending on your needs, word allows you to change your document's margin size.
Figure: How to adjust page margins for the document
A drop-down menu will appear. Click the predefined margin size you want.
Figure: Built-in Margins available to apply
Figure: Before applying margins to a page
Figure: After applying Built-in Margin - "Narrow"