diff --git a/frontend/src/components/PhysicsSimulation.tsx b/frontend/src/components/PhysicsSimulation.tsx
index dc779fc..8579127 100644
--- a/frontend/src/components/PhysicsSimulation.tsx
+++ b/frontend/src/components/PhysicsSimulation.tsx
@@ -86,22 +86,22 @@ export function World() {
     });
 
     // Bottom wall (ground)
-    const ground = Bodies.rectangle(width / 2, height - 10, width, 20, {
+    const ground = Bodies.rectangle(width / 2, height + 250, width, 500, {
       isStatic: true,
       render: { fillStyle: bgColor },
     });
 
     // Left wall
-    const leftWall = Bodies.rectangle(-10, height / 2, 20, height + 40, {
+    const leftWall = Bodies.rectangle(-250, height / 2, 500, height + 40, {
       isStatic: true,
       render: { fillStyle: bgColor },
     });
 
     // Right wall
     const rightWall = Bodies.rectangle(
-      width + 10,
+      width + 245,
       height / 2,
-      20,
+      500,
       height + 40,
       {
         isStatic: true,
@@ -110,7 +110,7 @@ export function World() {
     );
 
     // Top wall
-    const topWall = Bodies.rectangle(width / 2, -10, width, 20, {
+    const topWall = Bodies.rectangle(width / 2, -250, width, 500, {
       isStatic: true,
       render: { fillStyle: bgColor },
     });