diff --git a/demos/media.html b/demos/media.html
index 5be49ef..e65611e 100644
--- a/demos/media.html
+++ b/demos/media.html
@@ -3,72 +3,72 @@
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    
+
     <!-- CLEAN MARKUP = GOOD KARMA.
       Hi source code lover,
-      
+
       you're a curious person and a fast learner ;)
       Let's make something beautiful together. Contribute on Github:
       https://github.com/webslides/webslides
-      
+
       Thanks!
     -->
-    
+
     <!-- SEO -->
     <title>WebSlides Tutorial: Videos, Images, and Maps</title>
     <meta name="description" content="How to embed images, videos, and maps in your presentation.">
-    
+
     <!-- URL CANONICAL -->
     <!-- <link rel="canonical" href="http://your-url.com/permalink"> -->
-    
+
     <!-- Google Fonts -->
     <link href="https://fonts.googleapis.com/css?family=Roboto:100,100i,300,300i,400,400i,700,700i%7CMaitree:200,300,400,600,700&amp;subset=latin-ext" rel="stylesheet">
-    
+
     <!-- CSS Base -->
     <link rel="stylesheet" type='text/css' media='all' href="../static/css/base.css">
-    
+
     <!-- CSS Colors -->
     <link rel="stylesheet" type='text/css' media='all' href="../static/css/colors.css">
-    
+
     <!-- Optional - CSS SVG Icons (Font Awesome) -->
     <link rel="stylesheet" type='text/css' media='all' href="../static/css/svg-icons.css">
-    
+
     <!-- SOCIAL CARDS (ADD YOUR INFO) -->
-    
+
     <!-- FACEBOOK -->
     <meta property="og:url" content="/" />
     <meta property="og:type" content="article" />
     <meta property="og:title" content="WebSlides Tutorial: Media" />
-    
+
     <!-- EDIT -->
     <meta property="og:description" content="How to embed images, videos, and maps in your presentation.">
-    
+
     <!-- EDIT -->
     <meta property="og:updated_time" content="2017-01-04T17:25:31">
-    
+
     <!-- EDIT -->
     <meta property="og:image" content="../static/images/share-webslides.jpg" >
-    
+
     <!-- EDIT -->
-    
+
     <!-- TWITTER -->
     <meta name="twitter:card" content="summary_large_image">
     <meta name="twitter:site" content="@webslides">
-    
+
     <!-- EDIT -->
     <meta name="twitter:creator" content="@jlantunez">
-    
+
     <!-- EDIT -->
     <meta name="twitter:title" content="WebSlides Tutorial: Media">
-    
+
     <!-- EDIT -->
     <meta name="twitter:description" content="How to embed images, videos, and maps in your presentation.">
-    
+
     <!-- EDIT -->
     <meta name="twitter:image" content="../static/images/share-webslides.jpg">
-    
+
     <!-- EDIT -->
-    
+
     <!-- FAVICONS -->
     <link rel="shortcut icon" sizes="16x16" href="../static/images/favicons/favicon.png">
     <link rel="shortcut icon" sizes="32x32" href="../static/images/favicons/favicon-32.png">
@@ -77,11 +77,11 @@
     <link rel="apple-touch-icon icon" sizes="152x152" href="../static/images/favicons/favicon-152.png">
     <link rel="apple-touch-icon icon" sizes="180x180" href="../static/images/favicons/favicon-180.png">
     <link rel="apple-touch-icon icon" sizes="192x192" href="../static/images/favicons/favicon-192.png">
-    
+
     <!-- Android -->
     <meta name="mobile-web-app-capable" content="yes">
     <meta name="theme-color" content="#333333">
-  
+
   </head>
   <body>
     <header role="banner">
@@ -108,16 +108,16 @@
         </ul>
       </nav>
     </header>
-    
+
     <main role="main">
       <article id="webslides">
-      
+
         <!-- Quick Guide
           - Each parent <section> in the <article id="webslides"> element is an individual slide.
           - Vertical sliding = <article id="webslides" class="vertical">
           - <div class="wrap"> = container 90% / <div class="wrap size-50"> = 45%;
         -->
-        
+
         <section class="bg-black-blue aligncenter">
           <span class="background dark" style="background-image:url('https://source.unsplash.com/Zq_K89I9E-8/)"></span>
           <!--.wrap = container (width: 90%) -->
@@ -722,7 +722,7 @@
             <div class="grid">
               <div class="column">
                 <pre>&lt;div class="embed"&gt;
-  <strong>&lt;div data-youtube data-youtube-id=&quot;CQY3KUR3VzM&quot; data-autoplay data-loop&gt; 
+  <strong>&lt;div data-youtube data-youtube-id=&quot;CQY3KUR3VzM&quot; data-autoplay data-loop&gt;
   &lt;/div&gt;</strong>
 &lt;/div&gt;</pre>
                 <p>autoplay + loop</p>
@@ -730,7 +730,7 @@
               <!-- .end .column -->
               <div class="column">
                 <pre>&lt;div class="embed"&gt;
-  <strong>&lt;div data-youtube data-youtube-id=&quot;CQY3KUR3VzM&quot; data-autoplay data-mute data-no-controls&gt; 
+  <strong>&lt;div data-youtube data-youtube-id=&quot;CQY3KUR3VzM&quot; data-autoplay data-mute data-no-controls&gt;
   &lt;/div&gt;</strong>
 &lt;/div&gt;</pre>
                 <p>autoplay + mute + no controls.</p>
@@ -747,7 +747,7 @@
               <h3>YouTube API</h3>
               <p><code>autoplay + loop</code></p>
               <pre>&lt;div class="embed"&gt;
-  &lt;div data-youtube data-youtube-id=&quot;_m67JbGjWnc&quot; <strong>data-autoplay data-loop</strong>&gt; 
+  &lt;div data-youtube data-youtube-id=&quot;_m67JbGjWnc&quot; <strong>data-autoplay data-loop</strong>&gt;
   &lt;/div&gt;
 &lt;/div&gt;</pre>
             </div>
@@ -782,7 +782,7 @@
             <hr>
             <pre><strong>&lt;section class="fullscreen"&gt;</strong>
   &lt;div class="embed"&gt;
-    &lt;div data-youtube data-youtube-id=&quot;dmkwb2KfLW8&quot; <strong>data-autoplay data-loop data-no-controls</strong>&lt;/div&gt;
+    &lt;div data-youtube data-youtube-id=&quot;dmkwb2KfLW8&quot; <strong>data-autoplay data-loop data-no-controls</strong>&gt;&lt;/div&gt;
   &lt;/div&gt;
 <strong>&lt;/section&gt;</strong>
 </pre>
@@ -874,7 +874,7 @@
                   <li><strong class="text-label" title="Website">Website:</strong> <a href="http://www.visitasevilla.es/en">visitasevilla.es</a></li>
                 </ul>
                 <p>
-                  There are many reasons to visit Seville. Its Old Town contains three UNESCO World Heritage Sites: the Alcazar palace complex, the Cathedral and the General Archive of the Indies. 
+                  There are many reasons to visit Seville. Its Old Town contains three UNESCO World Heritage Sites: the Alcazar palace complex, the Cathedral and the General Archive of the Indies.
                 </p>
               </div>
               <!-- end .flex-content-->
@@ -885,7 +885,7 @@
         </section>
         <section class="fullscreen">
           <div class="embed">
-            <iframe src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d3170.254536199183!2d-5.994303837186783!3d37.38381233311839!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x0%3A0xbaa976bfaec1fe87!2sReal+Alc%C3%A1zar+de+Sevilla!5e0!3m2!1ses!2ses!4v1489408674667" width="800" height="600" allowfullscreen></iframe> 
+            <iframe src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d3170.254536199183!2d-5.994303837186783!3d37.38381233311839!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x0%3A0xbaa976bfaec1fe87!2sReal+Alc%C3%A1zar+de+Sevilla!5e0!3m2!1ses!2ses!4v1489408674667" width="800" height="600" allowfullscreen></iframe>
           </div>
           <!-- .end .embed -->
         </section>
@@ -930,20 +930,20 @@
           <h2 class="text-emoji zoomIn"><strong><a href="https://webslides.tv" title="WebSlides">😎</a></strong></h2>
           <h3><a href="https://twitter.com/webslides" title="WebSlides on Twitter">@WebSlides</a></h3>
         </section>
-        
+
       </article>
     </main>
     <!--main-->
     <!-- Required -->
-    
+
     <script src="../static/js/webslides.js"></script>
-    
+
     <script>
       window.ws = new WebSlides();
     </script>
-    
+
     <!-- OPTIONAL - svg-icons.js (fontastic.me - Font Awesome as svg icons) -->
     <script defer src="../static/js/svg-icons.js"></script>
-  
+
   </body>
-</html>
\ No newline at end of file
+</html>
