diff --git a/templates/mobile/common/index.html.twig b/templates/mobile/common/index.html.twig
index c62d468f09..01e1572735 100644
--- a/templates/mobile/common/index.html.twig
+++ b/templates/mobile/common/index.html.twig
@@ -4,6 +4,7 @@
         <meta charset="UTF-8" />
         <meta name="apple-mobile-web-app-capable" content="yes" />
         <meta name="apple-mobile-web-app-status-bar-style" content="black" />
+        <meta name="viewport" content="initial-scale=1">
         <title>{{ app['phraseanet.registry'].get('GV_homeTitle') }} - {{ module_name }} </title>
         <link rel="stylesheet" href="{{ path('minifier', { 'f' : 'include/jslibs/jquery.mobile-1.2.1/jquery.mobile-1.2.1.css' }) }}" />
         <script src="{{ path('minifier', { 'f' : 'assets/jquery/jquery.js' }) }}"></script>
diff --git a/templates/mobile/common/thumbnail.html.twig b/templates/mobile/common/thumbnail.html.twig
index e3854a2772..fbcd30ac36 100644
--- a/templates/mobile/common/thumbnail.html.twig
+++ b/templates/mobile/common/thumbnail.html.twig
@@ -34,7 +34,7 @@
           {% set random = thumbnail.get_random() %}
           <div class="record record_video imgTips" style="width:{{d_width|round}}px;height:{{d_height|round}}px;top:{{top|round}}px;">
             <video type="video/mp4" controls="controls" style="width:{{d_width|round}}px;height:{{d_height|round}}px;" autoplay="autoplay">
-              <source src="{{thumbnail.get_url()}}" type="video/mp4"></source>
+              <source src="{{thumbnail.get_url()}}" type="video/mp4" />
             </video>
           </div>
         {% elseif record_type == 'FLEXPAPER' %}
@@ -79,8 +79,8 @@
         {% if record_type == 'VIDEO_MP4' or record_type == 'VIDEO_FLV' %}
           {% set random = thumbnail.get_random() %}
           <div class="record record_video imgTips">
-            <video type="video/mp4" controls="controls" style="height:100%;" autoplay="autoplay">
-              <source src="{{thumbnail.get_url()}}" type="video/mp4"></source>
+            <video type="video/mp4" controls="controls" style="height:80%;width:80%;max-height: 80%;max-width:80%; margin: 0 auto" autoplay="autoplay">
+              <source src="{{thumbnail.get_url()}}" type="video/mp4" />
             </video>
           </div>
         {% elseif record_type == 'FLEXPAPER' %}