force 404 page message to center

diff --git a/404.html b/404.html
index 23eb856..cba6124 100644 (file)
--- a/404.html
+++ b/404.html
@@ -14,6 +14,9 @@ layout: default
     text-align: center;
     font-size: 4em;
   }
+  #wrapper {
+      margin: auto;
+  }
 </style>
 
 <div class="container">