update

src/main/java/BattleShip/GridGUI.java

@@ -1,5 +1,8 @@
 package BattleShip;
 
+import javax.swing.*;
+import javax.swing.border.Border;
+import java.awt.*;
 import java.util.ArrayList;
 import java.util.Random;
 
@@ -11,6 +14,10 @@ public class GridGUI {
     int numOfGuesses = 0;
     int rows;
     int columns;
+    boolean clicked = false;
+    boolean endGame = false;
+    Color darkRed = new Color(100, 80, 0);
+    Border loweredBevel = BorderFactory.createLoweredBevelBorder();
 
     Ship destroyer = new Ship(2, "destroyer");
     Ship cruiser = new Ship(3, "cruiser");