diff --git a/index.html b/index.html
index d5021de..c8f1d70 100644
--- a/index.html
+++ b/index.html
@@ -3,16 +3,16 @@
   <head>
     <meta charset="utf-8">
     <title>Fucking Go Date Format</title>
-    <link href='http://fonts.googleapis.com/css?family=Inconsolata' rel='stylesheet' type='text/css'>
-    <link rel="stylesheet" href="http://yui.yahooapis.com/pure/0.5.0/pure-min.css">
+    <link rel="stylesheet" type="text/css" href="//fonts.googleapis.com/css?family=Inconsolata">
+    <link rel="stylesheet" type="text/css" href="//unpkg.com/purecss@0.5.0/pure-min.css" integrity="sha384-lOySmEwqMpTZg7qGlKnJGP2qq63ZUxNxXLJcCkY8VtmblQMsdg+Kqmiw/YnyT2n4" crossorigin="anonymous">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <!--[if lte IE 8]>
-        <link rel="stylesheet" href="http://yui.yahooapis.com/pure/0.5.0/grids-responsive-old-ie-min.css">
+        <link rel="stylesheet" type="text/css" href="//cdn.jsdelivr.net/npm/purecss@0.5.0/grids-responsive-old-ie-min.css">
     <![endif]-->
     <!--[if gt IE 8]><!-->
-        <link rel="stylesheet" href="http://yui.yahooapis.com/pure/0.5.0/grids-responsive-min.css">
+        <link rel="stylesheet" type="text/css" href="//unpkg.com/purecss@0.5.0/grids-responsive-min.css">
     <!--<![endif]-->
-    <link rel="stylesheet" href="fgdf.css" type="text/css">
+    <link rel="stylesheet" type="text/css" href="fgdf.css">
   </head>
   <body>
     <div id="layout">
@@ -145,7 +145,7 @@ <h3>But...why?</h3>
             </div>
         </div>
     </div>
-    <script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
+    <script type="text/javascript" src="//unpkg.com/jquery@2.1.3/dist/jquery.min.js" integrity="sha384-CgeP3wqr9h5YanePjYLENwCTSSEz42NJkbFpAFgHWQz7u3Zk8D00752ScNpXqGjS" crossorigin="anonymous"></script>
     <script type="text/javascript" src="fgdf.js"></script>
     <script>
       (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
