You can adjust its size as the edge of the windows.



  1. Click the right mouse button on a blank area of the office and ask Customize.

  2. Click Color and appearance of windows.

  3. Click Open classic appearance properties ...

  4. Click the Advanced button.

  5. Select Border active window.

  6. Change the size (default value is "1", try "10" for fun!).

  7. Confirm your settings via the OK button.



Enjoy this cool trick.