diff --git a/src/engine/event_handler.py b/src/engine/event_handler.py
index df4b2ac..f00892c 100644
--- a/src/engine/event_handler.py
+++ b/src/engine/event_handler.py
@@ -89,7 +89,15 @@ class EventHandler:
     @staticmethod
     def get_slider_area_values(slider: list):
         """Donne la valeur de la zone de slider donnée."""
-        return round((slider[0][0]-slider[5][0])/slider[5][2], 5), round((slider[0][1]-slider[5][1])/slider[5][3], 5)
+        if slider[5][2]:
+            x_value = round((slider[0][0]-slider[5][0])/slider[5][2], 5)
+        else:
+            x_value = -1
+        if slider[5][3]:
+            y_value = round((slider[0][1]-slider[5][1])/slider[5][3], 5)
+        else:
+            y_value = -1
+        return x_value, y_value
 
 
     def update(self):
diff --git a/src/engine/menu_manager.py b/src/engine/menu_manager.py
index 7c63987..b5463ef 100644
--- a/src/engine/menu_manager.py
+++ b/src/engine/menu_manager.py
@@ -142,7 +142,7 @@ class MenuManager:
                                                                widget.is_window_relative, widget.set_hover_state)
             elif isinstance(widget, Slider):
                 self.engine.event_handler.register_slider_area(widget.cursor_size,
-                                                               (widget.x, widget.y, widget.width, 1), (True, False),
+                                                               (widget.x, widget.y, widget.width, 0), (True, False),
                                                                widget.area_name,
                                                                widget.is_window_relative,
                                                                hover_callback=widget.set_hover_state,
diff --git a/src/engine/renderer.py b/src/engine/renderer.py
index c1cadf8..31fe89d 100644
--- a/src/engine/renderer.py
+++ b/src/engine/renderer.py
@@ -295,22 +295,39 @@ class Renderer:
                     else:
                         slider_image = widget.base_image
 
+                    rail_image = widget.rail_image
+
                     if widget.is_window_relative == 0:
                         slider_image = transform.scale(slider_image,
                                                        (slider_image.get_width()*window_size[0]/self.window_size[0],
                                                         slider_image.get_height()*window_size[0]/self.window_size[0]))
+                        rail_image = transform.scale(rail_image,
+                                                       (rail_image.get_width() * window_size[0] / self.window_size[0],
+                                                        rail_image.get_height() * window_size[0] / self.window_size[
+                                                            0]))
+                        width = widget.width*window_size[0]
                     elif widget.is_window_relative == 1:
                         slider_image = transform.scale(slider_image,
                                                        (slider_image.get_width()*window_size[1]/self.window_size[1],
                                                         slider_image.get_height()*window_size[1]/self.window_size[1]))
+                        rail_image = transform.scale(rail_image,
+                                                       (rail_image.get_width() * window_size[1] / self.window_size[1],
+                                                        rail_image.get_height() * window_size[1] / self.window_size[
+                                                            1]))
+                        width = widget.width * window_size[1]
                     elif widget.is_window_relative == 2:
                         slider_image = transform.scale(slider_image,
                                                        (slider_image.get_width()*window_size[0]/self.window_size[0],
                                                         slider_image.get_height()*window_size[1]/self.window_size[1]))
+                        rail_image = transform.scale(rail_image,
+                                                       (rail_image.get_width() * window_size[0] / self.window_size[0],
+                                                        rail_image.get_height() * window_size[1] / self.window_size[
+                                                            1]))
+                        width = widget.width * min(window_size[0], window_size[1])
 
-                    self.window.blit(widget.rail_image, (x+(widget.width-widget.rail_image.get_width()) // 2,
-                                                    y - widget.rail_image.get_height() // 2))
-                    self.window.blit(slider_image, (x+widget.value*widget.width-slider_image.get_width()//2,
+                    self.window.blit(rail_image, (x+(width-rail_image.get_width()) // 2,
+                                                    y - rail_image.get_height() // 2))
+                    self.window.blit(slider_image, (x+widget.value*width-slider_image.get_width()//2,
                                                     y-slider_image.get_height()//2))
 
     def render_dialogs_box(self):
diff --git a/src/main.py b/src/main.py
index c979574..bb5b4e6 100644
--- a/src/main.py
+++ b/src/main.py
@@ -38,7 +38,7 @@ class Game(Engine):
     def setup_main_menu(self):
         """Crée les éléments du menu principal."""
         menu = Menu()
-        menu.add_widget(Label(0.5, 0.1, "The Forest's Secret", 0.1, (0, 0, 0), True, 0))
+        menu.add_widget(Label(0.5, 0.1, "The Forest's Secret", 0.1, (0, 0, 0), "game_title", True, 0))
 
         btn_base_image = pygame.image.load("assets/textures/GUI/button_1.png").convert_alpha()
         btn_hover_image = pygame.image.load("assets/textures/GUI/button_2.png").convert_alpha()
@@ -48,7 +48,7 @@ class Game(Engine):
         slider_rail_image = pygame.image.load("assets/textures/GUI/slider_rail_1.png").convert_alpha()
 
         menu.add_widget(Button(0.5, 0.3, "play", 0.08, (0, 0, 0), self.start_game, btn_base_image, btn_hover_image, "play_button", True, 0))
-        menu.add_widget(Slider((50, 50), (100, 300), 136, slider_base_image, slider_hover_image, slider_rail_image, "test_slider", value_changed_callback=print))
+        menu.add_widget(Slider((0.1, 0.1), (0.2, 0.2), 0.2255, slider_base_image, slider_hover_image, slider_rail_image, "test_slider", value_changed_callback=print, is_window_relative=0))
         self.menu_manager.register_menu(menu, "main")
 
         self.menu_manager.show("main")