refactoring:

src/main/java/Snake/Game.java

@@ -3,8 +3,8 @@ package Snake;
 public class Game {
     public Game() {
 
-        final int VIEW_SIZE = 250;
-        final int GRID_SIZE = 25;
+        final int VIEW_SIZE = 500;
+        final int GRID_SIZE = 50;
         final int CELL_SIZE = VIEW_SIZE / GRID_SIZE;
 
         Window gameWindow = new Window(VIEW_SIZE, GRID_SIZE);