Changed the topbar into a button function in the menu

src/main/java/edu/ntnu/idatt2003/mappevurderingprog2/views/Components/ExistingFractalsButton.java

+package edu.ntnu.idatt2003.mappevurderingprog2.views.Components;
+
+import edu.ntnu.idatt2003.mappevurderingprog2.controllers.GameController;
+import edu.ntnu.idatt2003.mappevurderingprog2.views.View;
+import javafx.scene.control.Button;
+import javafx.scene.layout.VBox;
+
+public class ExistingFractalsButton extends Button {
+  private final VBox transformationButtons;
+  private final Button backButton;
+
+  public ExistingFractalsButton(View view, GameController gameController, CreateNewFractal transformations) {
+    super("Choose Existing Fractals");
+    AffineTransformationButton affineButton = new AffineTransformationButton(view, view.getMainCanvas(), gameController);
+    JuliaTransformationButton juliaButton = new JuliaTransformationButton(view, view.getMainCanvas(), gameController);
+
+    backButton = new Button("Back");
+    backButton.setOnAction(event -> hideTransformationButtons());
+
+    transformationButtons = new VBox(10, affineButton, juliaButton, backButton);
+    transformationButtons.setVisible(false);
+
+    this.setOnAction(event -> toggleTransformationButtonsVisibility());
+  }
+
+  private void toggleTransformationButtonsVisibility() {
+    transformationButtons.setVisible(!transformationButtons.isVisible());
+    this.setVisible(false); // Hide "Choose Existing Fractals" button
+  }
+
+  private void hideTransformationButtons() {
+    transformationButtons.setVisible(false);
+    this.setVisible(true); // Show "Choose Existing Fractals" button
+  }
+
+  public VBox getTransformationButtons() {
+    return transformationButtons;
+  }
+}
+