diff --git a/src/linea/ZoneDessin.java b/src/linea/ZoneDessin.java
index 923e1a7..99c77fb 100644
--- a/src/linea/ZoneDessin.java
+++ b/src/linea/ZoneDessin.java
@@ -55,6 +55,13 @@ public class ZoneDessin extends JPanel {
 			obj.Afficher(g);
 		}
 
+		// bordures haut et bas
+		g2D.setColor(Color.RED);
+		int yTop = (int)(getHeight() * 0.05);
+		int yBottom = (int)(getHeight() * 0.95);
+		g2D.drawLine(0, yTop, getWidth(), yTop);
+		g2D.drawLine(0, yBottom, getWidth(), yBottom);
+
 		// Affichage de l'écran Game Over
 		if (isGameOver) {
 			g2D.setColor(new Color(0, 0, 0, 150)); // Fond sombre