diff --git a/Enter.class b/Enter.class
index 6eb710e..ac23308 100644
Binary files a/Enter.class and b/Enter.class differ
diff --git a/Enter.java b/Enter.java
index 2e880d1..401795d 100644
--- a/Enter.java
+++ b/Enter.java
@@ -50,19 +50,36 @@ public class Enter extends JPanel {
     }
 
     @Override
-    protected void paintComponent(Graphics g) {
-        super.paintComponent(g);
+protected void paintComponent(Graphics g) {
+    super.paintComponent(g);
 
-        // Dessiner les cases de la grille
-        for (int i = 0; i < GRID_SIZE * REGION_SIZE; i++) {
-            for (int j = 0; j < GRID_SIZE * REGION_SIZE; j++) {
-                g.setColor(Color.BLACK);
-                g.drawRect(j * CELL_SIZE, i * CELL_SIZE, CELL_SIZE, CELL_SIZE);
-                int value = grid[i][j];
-                if (value != 0) {
-                    g.drawString(String.valueOf(value), j * CELL_SIZE + CELL_SIZE / 2, i * CELL_SIZE + CELL_SIZE / 2);
-                }
+    // Dessiner les contours de la grille (en gras)
+    Graphics2D g2d = (Graphics2D) g;
+    Stroke oldStroke = g2d.getStroke(); // Sauvegarder le style de ligne précédent
+    g2d.setStroke(new BasicStroke(4)); // Épaisseur de ligne de 4 pixels
+
+    for (int i = 0; i <= GRID_SIZE * REGION_SIZE; i++) {
+        if (i % REGION_SIZE == 0) {
+            g2d.drawLine(0, i * CELL_SIZE, GRID_SIZE * REGION_SIZE * CELL_SIZE, i * CELL_SIZE);
+            g2d.drawLine(i * CELL_SIZE, 0, i * CELL_SIZE, GRID_SIZE * REGION_SIZE * CELL_SIZE);
+        }
+    }
+
+    // Rétablir le style de ligne précédent
+    g2d.setStroke(oldStroke);
+
+    // Dessiner les cases de la grille
+    for (int i = 0; i < GRID_SIZE * REGION_SIZE; i++) {
+        for (int j = 0; j < GRID_SIZE * REGION_SIZE; j++) {
+            g.setColor(Color.BLACK);
+            g.drawRect(j * CELL_SIZE, i * CELL_SIZE, CELL_SIZE, CELL_SIZE);
+            int value = grid[i][j];
+            if (value != 0) {
+                g.drawString(String.valueOf(value), j * CELL_SIZE + CELL_SIZE / 2, i * CELL_SIZE + CELL_SIZE / 2);
             }
         }
     }
 }
+
+
+}
diff --git a/Main.class b/Main.class
index 42256b8..2a14126 100644
Binary files a/Main.class and b/Main.class differ
diff --git a/Main.java b/Main.java
index 197bfee..faffd2e 100644
--- a/Main.java
+++ b/Main.java
@@ -1,4 +1,6 @@
 import javax.swing.*;
+import java.awt.BorderLayout;
+
 
 public class Main {
     public static void main(String[] args) {
@@ -10,7 +12,18 @@ public class Main {
         JFrame frame = new JFrame("Sudoku");
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
         Enter enterPanel = new Enter(grid); // Utilisation de la classe Enter pour permettre la saisie des valeurs
-        frame.add(enterPanel);
+
+        // Ajout de deux boutons
+        JButton solveButton = new JButton("Solve");
+        JButton resetButton = new JButton("Reset");
+        JPanel buttonPanel = new JPanel();
+        buttonPanel.add(solveButton);
+        buttonPanel.add(resetButton);
+
+        // Ajout des composants au frame
+        frame.add(enterPanel, BorderLayout.CENTER);
+        frame.add(buttonPanel, BorderLayout.SOUTH);
+
         frame.pack();
         frame.setLocationRelativeTo(null); // Centrer la fenêtre sur l'écran
         frame.setVisible(true);
diff --git a/SudokuDraw.class b/SudokuDraw.class
index 76be348..bff4ac3 100644
Binary files a/SudokuDraw.class and b/SudokuDraw.class differ
diff --git a/SudokuDraw.java b/SudokuDraw.java
index 1e60d57..d6216e3 100644
--- a/SudokuDraw.java
+++ b/SudokuDraw.java
@@ -15,7 +15,22 @@ public class SudokuDraw extends JPanel {
 
     @Override
     protected void paintComponent(Graphics g) {
-        super.paintComponent(g);  
+        super.paintComponent(g);
+
+        Graphics2D g2d = (Graphics2D) g;
+        // Définir l'épaisseur de la ligne
+        g2d.setStroke(new BasicStroke(20)); // Épaisseur de ligne de 4 pixels
+
+        // Dessiner les lignes de la grille (en gras pour les contours)
+        for (int i = 0; i <= GRID_SIZE * REGION_SIZE; i++) {
+            if (i % REGION_SIZE == 0) {
+                g2d.drawRect(0, i * CELL_SIZE - 2, GRID_SIZE * REGION_SIZE * CELL_SIZE, 4);
+                g2d.drawRect(i * CELL_SIZE - 2, 0, 4, GRID_SIZE * REGION_SIZE * CELL_SIZE);
+            } else {
+                g2d.drawRect(0, i * CELL_SIZE - 1, GRID_SIZE * REGION_SIZE * CELL_SIZE, 2);
+                g2d.drawRect(i * CELL_SIZE - 1, 0, 2, GRID_SIZE * REGION_SIZE * CELL_SIZE);
+            }
+        }
 
         // Dessiner les valeurs de la grille
         g.setColor(Color.BLACK);