diff --git a/viewer/index.html b/viewer/index.html
index ca9116a..9c580a3 100644
--- a/viewer/index.html
+++ b/viewer/index.html
@@ -2,18 +2,20 @@
 <html>
   <head>
     <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
     <title>MinedMap</title>
     <link rel="stylesheet" href="leaflet-0.8-dev/leaflet.css" />
     <script src="leaflet-0.8-dev/leaflet.js"></script>
     <script src="MinedMap.js"></script>
 
     <style type="text/css">
-      #map {
-        position: absolute;
-        top: 0;
-        right: 0;
-        left: 0;
-        bottom: 0;
+      body {
+        padding: 0;
+        margin: 0;
+      }
+
+      html, body, #map {
+        height: 100%;
       }
 
       body, .leaflet-container {
