Update index.html

index.html

@@ -145,7 +145,7 @@
                     cube.position.set(
                         (x - canvas.width / 2) * cubeSize * 1.2 + (Math.random()-0.5) * 2200 - 100,
                         (canvas.height / 2 - y) * cubeSize * 1.2 + (Math.random()-0.5) * 2200 - 100,
-                        Math.random() * 2200 - 100
+                        (Math.random()-0.5) * 2200 - 100
                     );
                     scene.add(cube);
                     cubes.push(cube);