import GUI.MainFrame; import javax.swing.*; public class Start { public static void main(String[] args) { try { String lookAndFeel = "com.sun.java.swing.plaf.windows.WindowsLookAndFeel"; UIManager.setLookAndFeel(lookAndFeel); } catch (Exception e) { e.printStackTrace(); } MainFrame mainFrame = new MainFrame(); mainFrame.load(); } }