make wider canvas

index.html

@@ -16,6 +16,7 @@
     <button onclick="addShape()">Add Shape!</button>
     <hr />
     <br />
+    <div id="canvas"></div>
     <script src="index.js"></script>
   </body>
 </html>

index.js

@@ -10,8 +10,12 @@ let engine = Engine.create();
 
 // create a renderer
 let render = Render.create({
-  element: document.body,
+  element: document.getElementById("canvas"),
   engine: engine,
+  options: {
+    width: 1600,
+    height: 800,
+  },
 });
 
 function kaboom() {