Fixed renderer css url

static/renderer/debug.css

 #game_content {
-    color: white;
+    color: black;
 }

views/game/renderer_debug.html

 {{extend 'game/index.html'}}
 
 {{block game_css}}
-    <link rel="stylesheet" type="text/css" href="{{=URL('static/css/renderer', 'debug.css')}}">
+    <link rel="stylesheet" type="text/css" href="{{=URL('static/renderer', 'debug.css')}}">
 {{end game_css}}
 
 
 {{block game_js}}
     {{include 'include/header_debug.html'}}
-    <script src="{{=URL('static','renderer/debug.js')}}" type="text/javascript"></script>
+    <script src="{{=URL('static/renderer','debug.js')}}" type="text/javascript"></script>
 {{end game_js}}