You can use the following methods to resize a page in the  display area:
To increase the page size, choose ViewZoom In.
To decrease the page size, choose ViewZoom Out.
To resize a page to have the same width as the  display area, choose ViewFit page width.
To resize a page to fit within the  display area, choose ViewBest Fit.
To resize the  window to have the same width and height as the screen, choose ViewFull Screen. To resize the  window to the original size, click on the Exit Full Screen button.
