diff --git a/main.pyw b/main.pyw
index 4d3f6f8..b55b3ab 100644
--- a/main.pyw
+++ b/main.pyw
@@ -1,37 +1,18 @@
 import pyglet
 
-from source.gui.widget.Button import Button
 from source.gui.window import Window
 from source.gui.scene.debug import FPSCounterScene
-from source.gui.scene import HelloWorldScene
+from source.gui.scene.test import ButtonScene
 
 # Créer une fenêtre
 window = Window(resizable=True, visible=False)
 
-button_normal_image = pyglet.image.load("./assets/test_button_normal.png")
-button_hover_image = pyglet.image.load("./assets/test_button_hover.png")
-button_click_image = pyglet.image.load("./assets/test_button_clicking.png")
-
 # performance and button test
 
-hello_world_scene = HelloWorldScene()
-
-for x in range(10):
-    for y in range(10):
-        button = Button(
-            200 + y * 50, x * 50, 50, 50,
-            text=f"{x}-{y}",
-            font_size=10,
-            on_release=lambda self, *a, **b: setattr(self, "width", self.width + 10),
-            normal_image=button_normal_image,
-            hover_image=button_hover_image,
-            click_image=button_click_image
-        )
-        hello_world_scene.add_widget(button)
-
+button_scene = ButtonScene()
 fps_counter_scene = FPSCounterScene()
 
-window.add_scene(hello_world_scene, fps_counter_scene)
+window.add_scene(button_scene, fps_counter_scene)
 
 # Lance la fenêtre
 window.set_visible(True)
diff --git a/source/gui/scene/__init__.py b/source/gui/scene/__init__.py
index 7d9c684..3bcdbb8 100644
--- a/source/gui/scene/__init__.py
+++ b/source/gui/scene/__init__.py
@@ -1 +1 @@
-from .HelloWorldScene import HelloWorldScene
+from source.gui.scene.test.HelloWorldScene import HelloWorldScene
diff --git a/source/gui/scene/test/ButtonScene.py b/source/gui/scene/test/ButtonScene.py
new file mode 100644
index 0000000..dd23ee8
--- /dev/null
+++ b/source/gui/scene/test/ButtonScene.py
@@ -0,0 +1,30 @@
+import pyglet
+
+from source.gui.scene.base import Scene
+from source.gui.widget import Button
+
+
+class ButtonScene(Scene):
+    """
+    This is a simple scene to test Button and their adaptable size
+    """
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        button_normal_image = pyglet.image.load("./assets/test_button_normal.png")
+        button_hover_image = pyglet.image.load("./assets/test_button_hover.png")
+        button_click_image = pyglet.image.load("./assets/test_button_clicking.png")
+
+        for x in range(10):
+            for y in range(10):
+                self.add_widget(Button(
+                    x * 0.1, y * 0.1, 0.1, 0.1,
+
+                    text=f"{x}-{y}",
+                    font_size=10,
+                    on_release=lambda self, *a, **b: print(self, "clicked !"),
+                    normal_image=button_normal_image,
+                    hover_image=button_hover_image,
+                    click_image=button_click_image
+                ))
diff --git a/source/gui/scene/HelloWorldScene.py b/source/gui/scene/test/HelloWorldScene.py
similarity index 100%
rename from source/gui/scene/HelloWorldScene.py
rename to source/gui/scene/test/HelloWorldScene.py
diff --git a/source/gui/scene/test/__init__.py b/source/gui/scene/test/__init__.py
new file mode 100644
index 0000000..d2a1e98
--- /dev/null
+++ b/source/gui/scene/test/__init__.py
@@ -0,0 +1,2 @@
+from .HelloWorldScene import HelloWorldScene
+from .ButtonScene import ButtonScene
diff --git a/source/gui/widget/Button.py b/source/gui/widget/Button.py
index 36c03d4..a0d45ca 100644
--- a/source/gui/widget/Button.py
+++ b/source/gui/widget/Button.py
@@ -3,8 +3,8 @@ from typing import Callable, Optional, TYPE_CHECKING
 import pyglet
 
 from source.gui.sprite import Sprite
-from source.gui.widget.base import Widget
-from source.type import BBox
+from source.gui.widget.base import AdaptativeWidget
+from source.type import Percentage
 from source.utils import in_bbox
 
 if TYPE_CHECKING:
@@ -13,12 +13,13 @@ if TYPE_CHECKING:
     from source.gui.window import Window
 
 
-class Button(Widget):
+class Button(AdaptativeWidget):
     def __init__(self,
-                 x: int,
-                 y: int,
-                 width: int,
-                 height: int,
+
+                 x: int | Percentage,
+                 y: int | Percentage,
+                 width: int | Percentage,
+                 height: int | Percentage,
 
                  normal_image: pyglet.image.AbstractImage,
                  hover_image: pyglet.image.AbstractImage = None,
@@ -30,12 +31,11 @@ class Button(Widget):
                  *args, **kwargs
                  ):
 
+        super().__init__(x, y, width, height)
+
         # TODO: use batch ?
         # TODO: use texture bin and animation to simplify the image handling ?
-        # TODO: make x, y, width, height, font_size optionally function to allow dynamic sizing
-
-        # initialise the value for the property
-        self._x, self._y, self._width, self._height = x, y, width, height
+        # TODO: font_size dynamic sizing too ?
 
         # the label used for the text
         self._label = pyglet.text.Label(
@@ -101,42 +101,26 @@ class Button(Widget):
             else self._normal_image
         )
 
-    @property
-    def bbox(self) -> BBox:
-        return self.x, self.y, self.x + self.width, self.y + self.height
-
     # label getter and setter
 
-    @property
-    def x(self) -> int: return self._x
-
-    @x.setter
+    @AdaptativeWidget.x.setter
     def x(self, x: int):
-        self._x = x
+        super().x = x
         self._update_size()
 
-    @property
-    def y(self) -> int: return self._y
-
-    @y.setter
+    @AdaptativeWidget.y.setter
     def y(self, y: int):
-        self._y = y
+        super().y = y
         self._update_size()
 
-    @property
-    def width(self) -> int: return self._width
-
-    @width.setter
+    @AdaptativeWidget.width.setter
     def width(self, width: int):
-        self._width = width
+        super().width = width
         self._update_size()
 
-    @property
-    def height(self) -> int: return self._height
-
-    @height.setter
+    @AdaptativeWidget.height.setter
     def height(self, height: int):
-        self._height = height
+        super().height = height
         self._update_size()
 
     # event
@@ -156,7 +140,7 @@ class Button(Widget):
         if not in_bbox((x, y), self.bbox): return
 
         # if this button was the one hovered when the click was pressed
-        if old_clicking is True and self.on_release is not None:
+        if old_clicking and self.on_release is not None:
             self.on_release(self, window, scene, x, y, button, modifiers)
 
     def on_mouse_motion(self, window: "Window", scene: "Scene", x: int, y: int, dx: int, dy: int):
@@ -165,3 +149,7 @@ class Button(Widget):
     def on_draw(self, window: "Window", scene: "Scene"):
         if self._sprite is not None: self._sprite.draw()
         self._label.draw()
+
+    def on_resize(self, window: "Window", scene: "Scene", width: int, height: int):
+        super().on_resize(window, scene, width, height)
+        self._update_size()
diff --git a/source/gui/widget/__init__.py b/source/gui/widget/__init__.py
index e69de29..631babf 100644
--- a/source/gui/widget/__init__.py
+++ b/source/gui/widget/__init__.py
@@ -0,0 +1 @@
+from .Button import Button
diff --git a/source/gui/widget/base/AdaptativeWidget.py b/source/gui/widget/base/AdaptativeWidget.py
new file mode 100644
index 0000000..1429f34
--- /dev/null
+++ b/source/gui/widget/base/AdaptativeWidget.py
@@ -0,0 +1,75 @@
+from source.gui.widget.base import Widget
+
+from typing import TYPE_CHECKING
+
+from source.type import BBox, Percentage
+
+if TYPE_CHECKING:
+    from source.gui.window import Window
+    from source.gui.scene.base import Scene
+
+
+class AdaptativeWidget(Widget):
+    """
+    Similar to a normal Widget
+
+    If the x, y, width or height is a float (representing a percentage), it will change depending on the window size
+    """
+
+    def __init__(self,
+
+                 x: int | Percentage,
+                 y: int | Percentage,
+                 width: int | Percentage,
+                 height: int | Percentage,
+                 ):
+
+        self._x = x
+        self._y = y
+        self._width = width
+        self._height = height
+
+        self._window_width = 0
+        self._window_height = 0
+
+    # getter / setter
+
+    @property
+    def x(self) -> int:
+        return self._x if isinstance(self._x, int) else self._x * self._window_width
+
+    @x.setter
+    def x(self, x: int | Percentage) -> None:
+        self._x = x
+
+    @property
+    def y(self) -> int:
+        return self._y if isinstance(self._y, int) else self._y * self._window_height
+
+    @y.setter
+    def y(self, y: int | Percentage) -> None:
+        self._y = y
+
+    @property
+    def width(self) -> int:
+        return self._width if isinstance(self._width, int) else self._width * self._window_width
+
+    @width.setter
+    def width(self, width: int | Percentage) -> None:
+        self._width = width
+
+    @property
+    def height(self) -> int:
+        return self._height if isinstance(self._height, int) else self._height * self._window_height
+
+    @height.setter
+    def height(self, height: int | Percentage) -> None:
+        self._height = height
+
+    @property
+    def bbox(self) -> BBox:
+        return self.x, self.y, self.x + self.width, self.y + self.height
+
+    def on_resize(self, window: "Window", scene: "Scene", width: int, height: int):
+        self._window_width = width
+        self._window_height = height
diff --git a/source/gui/widget/base/__init__.py b/source/gui/widget/base/__init__.py
index ab73ff2..7503b5c 100644
--- a/source/gui/widget/base/__init__.py
+++ b/source/gui/widget/base/__init__.py
@@ -1 +1,2 @@
 from .Widget import Widget
+from .AdaptativeWidget import AdaptativeWidget
diff --git a/source/type.py b/source/type.py
index e72d125..71a8148 100644
--- a/source/type.py
+++ b/source/type.py
@@ -1,2 +1,3 @@
 Point2D = tuple[int, int]
 BBox = tuple[int, int, int, int]
+Percentage = float  # a percentage is a value between 0 and 1