diff --git a/web_app/css/sif-tools.css b/web_app/css/sif-tools.css
index 71fd57b..a1d7680 100644
--- a/web_app/css/sif-tools.css
+++ b/web_app/css/sif-tools.css
@@ -5,7 +5,8 @@ body {
  margin: 0px;
  background-color: #000000;
  color: #ffffff;
- min-height: 480px;
+ /*height: 100%;*/
+ /*min-height: 480px;*/
 }
 
 p {
diff --git a/web_app/sif_tools.html b/web_app/sif_tools.html
index 2f4399f..5e64cf6 100644
--- a/web_app/sif_tools.html
+++ b/web_app/sif_tools.html
@@ -4,7 +4,7 @@
   <link rel="apple-touch-icon" href="apple-touch-icon.png" />
   <meta name="apple-mobile-web-app-capable" content="yes" />
   <!-- width=320 -->
-  <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
+  <meta name="viewport" content="width=device-width, height=device-height, initial-scale=1, minimum-scale=1.0, maximum-scale=1.0, minimal-ui">
   <meta charset="utf-8">
   <title>SIF Tools</title>
   <link href="css/external/jquery-ui.css" rel="stylesheet">