diff --git a/gamestate.h b/gamestate.h
index 9e2f3d6..fca7225 100644
--- a/gamestate.h
+++ b/gamestate.h
@@ -1,6 +1,6 @@
 #ifndef __gamestate_h__
 #define __gamestate_h__
 
-typedef enum gameStateEnum { MainMenu = 1, Game = 2, LevelSelect = 3, Settings = 4, Highscores = 5 } GameState;
+typedef enum gameStateEnum { MainMenu = 1, Game = 2, LevelSelect = 3, SkinSelect = 4, Settings = 5, Highscores = 6 } GameState;
 
 #endif
diff --git a/main.c b/main.c
index 01f94c8..e854037 100644
--- a/main.c
+++ b/main.c
@@ -13,11 +13,50 @@
 #include "gamestate.h"
 #include "highscores.h"
 
+<<<<<<< HEAD
 #include "main.h"
+=======
+#ifndef __nullptr__
+#define Nullptr(type) (type *)0
+#endif // __nullptr__
+
+#define ae "\204"
+#define oe "\224"
+#define ue "\201"
+#define ss "\341"
+
+// Prototypes
+void GAME_ChangeState(GameState state);
+void HandleSDLEvents();
+void mousePress(SDL_MouseButtonEvent b);
+void keyPress(SDL_KeyboardEvent b);
+void toggleFullscreen();
+void windowChanged(SDL_WindowEvent b);
+void DrawBackground(SDL_Renderer * renderer);
+void INITIALIZE();
+void QUIT();
+int readIntFromIO(char * m1, char * m2, char * m3, int min, int max);
+// End Prototypes
+
+// Default Render Size (Upscaled for bigger monitors)
+const int width = 1920;
+const int height = 1080;
+float XScale = 1.0f, YScale = 1.0f;
+// End render properties
+
+int numKeys;
+const Uint8 * keystate; // TODO: export all this into scenery and enemy waves
+SDL_Window * window;
+SDL_Renderer * renderer;
+SDL_Event event;
+bool running = true, fullscreen = false;
+GameState gameState = MainMenu;
+Scenery scenery;
+>>>>>>> 04d0cfb994382d9a6e6ebd1bb4ff3aa41b5af2bb
 
 int main(int argc, char * args[]){
-    printf("Spielbereiche\n\t- 1: Hauptmen"ue "\n\t- 2: Spiel\n\t- 3: Level Select\n\t- 4: Settings\n\t- 5: Highscores\n");
-    GAME_ChangeState(readIntFromIO("W"ae "hle einen Spielbereich aus, den du testen m"oe "chtest:", "Fehlerhafte Eingabe!\n", "%d ist kein g"ue "ltiger Spielbereich!\n", 1, 5));
+    //printf("Spielbereiche\n\t- 1: Hauptmen"ue "\n\t- 2: Spiel\n\t- 3: Level Select\n\t- 4: Settings\n\t- 5: Highscores\n");
+    //GAME_ChangeState(readIntFromIO("W"ae "hle einen Spielbereich aus, den du testen m"oe "chtest:", "Fehlerhafte Eingabe!\n", "%d ist kein g"ue "ltiger Spielbereich!\n", 1, 5));
     INITIALIZE();
     while (running) { // Gameloop
         HandleSDLEvents();
@@ -29,6 +68,7 @@ int main(int argc, char * args[]){
                 break;
             case MainMenu:
                 // Startmenu_Update(keystate);
+              
                 Startmenu_Draw(renderer);
                 break;
             case Highscores:
@@ -77,6 +117,7 @@ void HandleSDLEvents(){
                 break;
             case SDL_MOUSEBUTTONDOWN:
                 mousePress(event.button);
+                button_clicked(event.button);
                 break;
             case SDL_WINDOWEVENT:
                 windowChanged(event.window);
diff --git a/startmenu.c b/startmenu.c
index cfc51cf..7eb677e 100644
--- a/startmenu.c
+++ b/startmenu.c
@@ -2,6 +2,8 @@
 #include <stdlib.h>
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_image.h>
+#include "gamestate.h"
+
 
 SDL_Texture* TITLE_Texture;
 SDL_Texture* PLAYBUTTON_Texture;
@@ -19,6 +21,10 @@ SDL_Rect SKINSBUTTON_Rect;
 SDL_Rect HIGHSCORESBUTTON_Rect;
 SDL_Rect QUITBUTTON_Rect;
 
+int clickInRect(SDL_MouseButtonEvent b, SDL_Rect* area_rect) {
+    return (((b.x) >= (area_rect->x)) &&  ((b.x) <= ((area_rect->x) + (area_rect->w)))  &&  ((b.y) >= (area_rect->y))  &&  ((b.y) <= ((area_rect->y) + (area_rect->h))));
+}
+
 void Load_Textures (SDL_Renderer* renderer) {
     TITLE_Texture = IMG_LoadTexture(renderer, "assets/images/breaking_button.png");
     TITLE_Rect = (SDL_Rect){.x = 685,.y = 50, .w=550, .h=250};
@@ -51,3 +57,19 @@ void Startmenu_Draw (SDL_Renderer* renderer) {
     SDL_RenderCopy(renderer, HIGHSCORESBUTTON_Texture, NULL, &HIGHSCORESBUTTON_Rect);
     SDL_RenderCopy(renderer, QUITBUTTON_Texture, NULL, &QUITBUTTON_Rect);
 }
+
+void button_clicked(SDL_MouseButtonEvent b) {
+  if(clickInRect(b, &PLAYBUTTON_Rect) == 1) {
+      GAME_ChangeState(Game);
+  } else if (clickInRect(b, &SKINSBUTTON_Rect) == 1) {
+      GAME_ChangeState(SkinSelect);
+  } else if (clickInRect(b, &LEVELBUTTON_Rect) == 1) {
+      GAME_ChangeState(LevelSelect);
+  } else if (clickInRect(b, &SETTINGSBUTTON_Rect) == 1) {
+      GAME_ChangeState(Settings);
+  } else if (clickInRect(b, &HIGHSCORESBUTTON_Rect) == 1) {
+      GAME_ChangeState(Highscores);
+  } else if (clickInRect(b, &QUITBUTTON_Rect) == 1) {
+      GAME_Escape();
+  }
+}
diff --git a/startmenu.h b/startmenu.h
index ee4d6cd..82fff3d 100644
--- a/startmenu.h
+++ b/startmenu.h
@@ -12,4 +12,8 @@ void Load_Textures (SDL_Renderer* renderer);
 
 void Startmenu_Draw (SDL_Renderer* renderer);
 
+void button_clicked(SDL_MouseButtonEvent b);
+
+int clickInRect(SDL_MouseButtonEvent b, SDL_Rect* area_rect);
+
 #endif