GitX.css: Set a default-font for body

Some people have had Serif-fonts in their interface where no specific
fonts for classes/ids were specified. This sets the default-font to
'Lucida Grande' in order to have a nice non-serif on any system.

Signed-off-by: Johannes Gilger <[email protected]>

Author: heipei

html/css/GitX.css

@@ -5,4 +5,5 @@ body {
 	margin: 0;
 	margin-top: 5px;
 	width: 100%;
-}
+	font-family: 'Lucida Grande', Arial;
+}