Added styling to sim script instead of in the page

javascript/newsim.js

@@ -188,6 +188,12 @@ function setup(){
     background(255);
     describe("A space physics simulator");
     
+    canvas.style("z-index", -1);
+    canvas.style("position", "fixed");
+    canvas.style("top", 0);
+    canvas.style("left", 0);
+    canvas.style("right", 0);
+    canvas.style("bottom", 0);
     //Load Entities
     
     for(var i = 0; i <= Settings.entityCount; i+=1){