app/src/main/java/school_project/GameUI.java

@@ -2,7 +2,8 @@ package school_project;
 
 import javafx.scene.Group;
 import javafx.scene.input.MouseButton;
-import school_project.Menu.MenuAccueil;
+
+import school_project.Menu.ScreenLevelFinish;
 import school_project.Utils.MatrixShape;
 
 import java.io.FileNotFoundException;
@@ -76,7 +77,7 @@ public class GameUI extends Group{
                         _piece.setLayoutY(grid.getLayoutY() + p.getPosition().x * (SEGMENT_SIZE+SPACE_SIZE));
                     }
                     if(level.gameDone()){
-                        Controller.switchRoot(new MenuAccueil());
+                        Controller.switchRoot(new ScreenLevelFinish());
                     }
                 }
             });

app/src/main/java/school_project/Menu/MenuAccueil.java

@@ -57,6 +57,7 @@ public class MenuAccueil extends StackPane {
             });
 
         //set up all the Button where I need
+
         getChildren().addAll(Title,SlctDifficulty,SelectLevel,RdmLvl,LoadLvl);
         RdmLvl.setFont(Font.font(25));
         RdmLvl.setTextFill(Color.GOLD);

app/src/main/java/school_project/Menu/ScreenLevelFinish.java

@@ -0,0 +1,38 @@
+package school_project.Menu;
+
+
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+
+import javafx.scene.layout.StackPane;
+import javafx.scene.text.Font;
+import school_project.Controller;
+
+public class ScreenLevelFinish extends StackPane {
+
+    public ScreenLevelFinish(){
+        super();
+        Label CongraMess  = new Label(" LEVEL DONE GREAT JOB ");
+        CongraMess.setFont(Font.font(40));
+        Button BckMenu = new Button("Back to Menu");
+        BckMenu.setFont(Font.font(25));
+        Button ChooseLvl = new Button("Choose level");
+        ChooseLvl.setFont(Font.font(25));
+
+        BckMenu.setOnAction(event -> Controller.switchRoot(new MenuAccueil()));
+        ChooseLvl.setOnAction(event -> Controller.switchRoot(new MenuLevel(1)));
+
+        getChildren().addAll(BckMenu,ChooseLvl,CongraMess);
+        setAlignment(BckMenu, Pos.CENTER_RIGHT);
+        setAlignment(ChooseLvl, Pos.CENTER_LEFT);
+        setAlignment(CongraMess, Pos.TOP_CENTER);
+        setMargin(BckMenu, new Insets(0,300,0,0 ));
+        setMargin(ChooseLvl,new Insets(0,0,0,300));
+        setMargin(CongraMess,new Insets(300,0,0,0));
+
+        getStyleClass().add("StackPane");
+        getStylesheets().add(String.valueOf(getClass().getResource("StyleMenuAcceuil.css")));
+    }
+}

app/src/main/resources/school_project/Menu/StyleMenuAcceuil.css

@@ -6,3 +6,6 @@
     -fx-background-image: url("Background-select-level.jpg");
     -fx-background-position:right;
 }
+.StackPane{
+    -fx-background-image: url("BackGround-LvlFinish.jpg");
+}