By default, Vista has a somewhat thick border around the windows. If you want to reduce this:
-
Right click on an open area of the desktop
-
Select Personalize
-
Click on Window Color and Appearance
-
If you have Aero then Open classic appearance properties for more color options
-
Click on the Advanced button
-
In the Item section, select Border Padding
-
Change the size
-
Apply / Ok
