diff --git a/game.py b/game.py
index aa1a362..5145fff 100644
--- a/game.py
+++ b/game.py
@@ -38,6 +38,9 @@ class Game:
 
         self.speed = 300
 
+        self.player_width = 20
+        self.player_height = 20
+
         #self.circle = pygame.geometry.Circle(self.player_pos[0], self.player_pos[1], 30)
 
     def run(self) -> None:
@@ -45,7 +48,7 @@ class Game:
             # Background
             self.display.fill((0, 0, 0, 0))
 
-            self.player_rect = pygame.Rect(self.player_pos[0]-10, self.player_pos[1]-10, 20, 20)
+            self.player_rect = pygame.Rect(self.player_pos[0]-10, self.player_pos[1]-10, self.player_width, self.player_height)
 
 
             # Event-Keys
@@ -73,16 +76,34 @@ class Game:
 
             # Smooth Movement
             keys = pygame.key.get_pressed()
+            
             if keys[pygame.K_w]:
+
                 self.player_pos.y -= self.speed * self.dt
+
             if keys[pygame.K_s]:
                 self.player_pos.y += self.speed * self.dt
+
             if keys[pygame.K_a]:
                 self.player_pos.x -= self.speed * self.dt
+
             if keys[pygame.K_d]:
-                self.player_pos.x += self.speed * self.dt
+                    self.player_pos.x += self.speed * self.dt
 
 
+            if self.player_pos[1] < self.player_height/2:
+                self.player_pos[1] = self.player_height/2
+            
+            if self.player_pos[1] > SCREEN_HEIGHT/2-self.player_height/2:
+                self.player_pos[1] = SCREEN_HEIGHT/2-self.player_height/2
+
+            if self.player_pos[0] < self.player_width/2:
+                self.player_pos[0] = self.player_width/2
+            
+            if self.player_pos[0] > SCREEN_WIDTH/2-self.player_width/2:
+                self.player_pos[0] = SCREEN_WIDTH/2-self.player_width/2
+
+                
 
             if self.rect_circle_collision(self.item_rect, self.flashlight_rect):
                 self.color_item = (0, 0, 255)
@@ -115,6 +136,18 @@ class Game:
 
         return distance <= circle_r
 
+    # def ausserhalb_des_bildschirms(self, x, y, width, height):
+    #     if x > width:
+    #         return False
+    #     if x < 0:
+    #         return False
+
+    #     if y > height:
+    #         return False
+    #     if y < 0:
+    #         return False
+
+    #     return True
 
 
 game = Game()