[MouseGame Class]: Hinzufügen eines ContentPanes.

JavaGamelauncher/src/main/java/de/hs_fulda/gruppenprojekt/JavaGamelauncher/MouseGame.java

@@ -1,10 +1,9 @@
 package de.hs_fulda.gruppenprojekt.JavaGamelauncher;
 
 import java.awt.EventQueue;
-import java.awt.Toolkit;
-
 import javax.swing.JFrame;
 import javax.swing.JPanel;
+import javax.swing.border.EmptyBorder;
 
 public class MouseGame extends JFrame {
 	
@@ -36,6 +35,12 @@ public class MouseGame extends JFrame {
 		setBounds(100, 100, 900, 650);
 
 		
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+
+		
 		
 	}//end standardkonstruktor