diff --git a/addons/web/controllers/main.py b/addons/web/controllers/main.py
index c83d016dd88..ba5f56f613f 100644
--- a/addons/web/controllers/main.py
+++ b/addons/web/controllers/main.py
@@ -89,7 +89,7 @@ html_template = """<!DOCTYPE html>
             });
         </script>
     </head>
-    <body></body>
+    <body style="margin: 0;height: 100%%;"></body>
 </html>
 """
 
diff --git a/addons/web/static/src/css/base.css b/addons/web/static/src/css/base.css
index 40d02e51254..2fc3aafd87b 100644
--- a/addons/web/static/src/css/base.css
+++ b/addons/web/static/src/css/base.css
@@ -1,9 +1,4 @@
 
-body {
-    margin: 0;
-    height: 100%;
-}
-
 .openerp {
     padding: 0;
     margin: 0;