test for new 404 page

404.html

@@ -8,7 +8,14 @@ permalink: /404.html
   <div class="section-title">
     <div class="row">
       <div class="medium-10 medium-centered columns">
+        <div class="four spacing"></div>
         <h1 class="wow slideInUp">Page not found</h1>
+        <div class="small-6 columns">
+          <a href="#" onclick="history.go(-1)" class="button boxed white" style="float: left;">Go back</a>
+        </div>
+        <div class="small-6 columns">
+          <a href="{{site.baseurl}}" class="button boxed white" style="float: right;">Go to homepage</a>
+        </div>
       </div>
       <div class="four spacing"></div>
     </div>