diff --git a/cli.py b/cli.py
index 43dc2ec..1fd27bb 100644
--- a/cli.py
+++ b/cli.py
@@ -1,5 +1,6 @@
 import os
 import platform
+import shutil
 
 
 """ ANSI color codes """
@@ -31,8 +32,8 @@ colors = {
 class Cli():
 	"""Classe gérant l'interface graphique"""
 	def __init__(self, **kwargs):
-		self.width = os.get_terminal_size().columns
-		self.height = os.get_terminal_size().lines -1
+		self.width = shutil.get_terminal_size().columns
+		self.height = shutil.get_terminal_size().lines -1
 		for key, value in kwargs.items():
 			if key == 'width':
 				self.width = value
@@ -59,26 +60,26 @@ class Cli():
 
 	def display(self):
 		"""affiche le contenu de self.screen"""
-		os.system('clear')
+		self.__clear()
 		for line in self.screen:
 			print(''.join(line))
-		self.screen = [[' ' for i in range(self.width)] for j in range(self.height)]
+		
 
 	def draw(self, content, x, y, **kwargs):
 		"""dessine aux coordonées"""
-		for key, value in kwargs.items():
-			if key == 'color':
-				try:
-					self.screen[y][x-1] = colors[value]
-					self.screen[y][x+len(str(content))] = colors['END'] 
-				except:
-					pass
 		for i in range(len(str(content))):
 			try:
 				if content[i] != ' ':
 					self.screen[y][x+i] = content[i]
 			except(IndexError):
 				break
+		for key, value in kwargs.items():
+			if key == 'color':
+				try: 
+					self.screen[y][x] = colors[value] + self.screen[y][x]
+					self.screen[y][x+len(str(content))-1] += colors['END'] 
+				except:
+					pass
 
 	def draw_life(self, percent, x, y):
 		"""dessine la barre de vie"""
@@ -87,22 +88,30 @@ class Cli():
 		if percent > 25:
 			self.draw('|{}{}|'.format(''.join(['█' for i in range(part_to_draw)]), ''.join([' ' for i in range(length - part_to_draw)])), x, y)
 		else:
-			self.draw('{}|{}{}|{}'.format(colors['RED'], ''.join(['█' for i in range(part_to_draw)]), ''.join([' ' for i in range(length - part_to_draw)]), colors['END']), x, y)
+			self.draw('|{}{}|'.format(''.join(['█' for i in range(part_to_draw)]), ''.join([' ' for i in range(length - part_to_draw)])), x, y, color='RED')
+
+	def wipe(self):
+		"""vide le contenu de self.screen"""
+		self.screen = [[' ' for i in range(self.width)] for j in range(self.height)]
 
 
-class Layer(Cli):
+
+class Layer():
 	"""defini une zone indépendante dans l'écran pour ne pas tout recharger"""
-	def __init__(self, x, y, shape):
+	def __init__(self, cli, x, y, shape):
 		"""shape doit être fournis sous forme de tableau"""
-		super().__init__()
-
+		self.cli = cli
+		self.shape = shape
 		self.x = x
 		self.y = y
-		self.width = max(map(len, shape))
-		self.height = len(shape)
+		self.shape_width = max(map(len, self.shape))
+		self.shape_height = len(self.shape)
 
 	def refresh(self):
-		pass
-
-
-print(platform.system())
\ No newline at end of file
+		"""efface seulement le contenu du calque"""
+		for i in range(self.shape_height):
+			for j in range(self.shape_width):
+				try:
+					self.cli.screen[self.y+i][self.x+j] = ' '
+				except:
+					pass
diff --git a/main.py b/main.py
index 1c5ed1b..aa6a307 100644
--- a/main.py
+++ b/main.py
@@ -5,13 +5,25 @@ import time
 
 class Animation:
     """ class de gestion des animations"""
-    def __init__(self):
-        self.shape = ['', '']
-
-    def blink(self):
-        pass
-
-    def display(self, x, y, side, **kwargs):
+    def __init__(self, x, y, shape):
+        self.x = x
+        self.y = y
+        self.shape = shape
+
+    def blink(self, start_color, end_color):
+        self.layer = cli.Layer(gui, self.x, self.y, self.shape[0].split('\n'))
+        for i in range(8):
+            self.layer.refresh()
+            if i % 2 == 0:
+                self.display('right', color = start_color)
+            else:
+                self.display('right', color = end_color)
+            gui.display()
+            time.sleep(0.4)
+        del self.layer
+        
+
+    def display(self, side, **kwargs):
         if side == 'right':
             cuted_shape = self.shape[0].split('\n')
         else:
@@ -19,18 +31,21 @@ class Animation:
         for i in range(len(cuted_shape)):
             for key, value in kwargs.items():
                 if key == 'color':
-                    gui.draw(cuted_shape[i], x, y + i, color=value)
+                    gui.draw(cuted_shape[i], self.x, self.y + i, color=value)
 
 
 class Personnage(Animation):
     def __init__(self, nom):
-        super().__init__()
         self.nom = nom
         self.pdv = 2
         self.max_pdv = 20
         self.xp = 1
         self.inv = ['potion']
-        self.shape = ''
+
+        self.shape = ['', '']
+        self.x = 80
+        self.y = 5
+        super().__init__(self.x, self.y, self.shape)
 
     def jet_attaque(self):
         return random.randint(20) + self.xp * 2
@@ -82,11 +97,13 @@ gui = cli.Cli(width=120, height=36)
 
 guerrier = Guerrier('arthur')
 
-for i in range(60):
-    gui.draw(guerrier.nom, 53, 31, color='GREEN')
-    gui.draw_life(round(guerrier.pdv / guerrier.max_pdv * 100), 30, 30)
-    Elfe('Legolas').display(110-i*2, 10, 'right', color='BLUE')
+gui.wipe()
+gui.draw(guerrier.nom, 53, 31, color='GREEN')
+gui.draw_life(round(guerrier.pdv / guerrier.max_pdv * 100), 30, 30)
+guerrier.display('right', color='BLUE')
+
+gui.display()
 
-    gui.display()
+guerrier.blink('RED', 'WHITE')
 
-    time.sleep(0.1)
\ No newline at end of file
+gui.display()
\ No newline at end of file