lighter color and no sans serif fonts for examples

mindmap/ProjectGraph.tex

@@ -20,33 +20,33 @@
 		, draw=black
 		, fill=orange!10
 		, every one node part/.append style=
-			{ font=\small\sffamily
+			{ font=\small
 			}
 		, every two node part/.style=
-			{ font=\tiny\sffamily
+			{ font=\tiny
 			}
 		}
 	, concept/.style=
 		{ circle
-		, fill=black!40
+		, fill=black!30
 		, draw=none, thin
 		, minimum size=3cm
 		, node distance=2cm
 		}
 	, neutral/.append style=
-		{ fill=red!40
+		{ fill=red!30
 		}
 	, vcs/.append style=
-		{ fill=purple!40
+		{ fill=purple!30
 		}
 	, git/.append style=
-		{ fill=orange!40
+		{ fill=orange!30
 		}
 	, wf/.append style=
-		{ fill=green!40
+		{ fill=green!30
 		}
 	, gh/.append style=
-		{ fill=blue!40
+		{ fill=blue!30
 		}
 	, cmd/.append style=
 		{ font=\tt