diff --git a/src/CloonelJumpConfig.h.in b/src/CloonelJumpConfig.h.in
index 944c582..634f127 100644
--- a/src/CloonelJumpConfig.h.in
+++ b/src/CloonelJumpConfig.h.in
@@ -5,4 +5,7 @@
 #define GameVersionMinor 1
 #define GameVersionMajor 0
 
+#define DEF_WIN_WIDTH 800
+#define DEF_WIN_HEIGHT 600
+
 #endif
diff --git a/src/main.cpp b/src/main.cpp
index d79af39..dbd869b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -10,8 +10,8 @@ namespace {
 		bool initialized;
 	};
 
-	///-------------------------------------------------------------------------
-	///-------------------------------------------------------------------------
+	///------------------------------------------------------------------------
+	///------------------------------------------------------------------------
 	void InitSDL (InitSDLStuff& parInitSDL) {
 		parInitSDL.window = nullptr;
 		parInitSDL.renderer = nullptr;
@@ -21,7 +21,7 @@ namespace {
 			throw std::runtime_error(SDL_GetError());
 		parInitSDL.initialized = true;
 
-		SDL_Window* const win = SDL_CreateWindow(GameName, 100, 100, 640, 480, SDL_WINDOW_SHOWN);
+		SDL_Window* const win = SDL_CreateWindow(GameName, 100, 100, DEF_WIN_WIDTH, DEF_WIN_HEIGHT, SDL_WINDOW_SHOWN);
 		if (!win)
 			throw std::runtime_error(SDL_GetError());
 		parInitSDL.window = win;
@@ -32,8 +32,8 @@ namespace {
 		parInitSDL.renderer = renderer;
 	}
 
-	///-------------------------------------------------------------------------
-	///-------------------------------------------------------------------------
+	///------------------------------------------------------------------------
+	///------------------------------------------------------------------------
 	void ClearIFN (InitSDLStuff& parInitSDL) {
 		if (parInitSDL.renderer)
 			SDL_DestroyRenderer(parInitSDL.renderer);
@@ -44,7 +44,9 @@ namespace {
 	}
 } //unnamed namespace
 
-//following http://twinklebeardev.blogspot.co.uk/2012/07/lesson-1-hello-world.html
+///----------------------------------------------------------------------------
+///following http://twinklebeardev.blogspot.co.uk/2012/07/lesson-1-hello-world.html
+///----------------------------------------------------------------------------
 int main() {
 	std::cout << GameName << " v" << GameVersionMajor << "." << GameVersionMinor << std::endl;