Having problems getting basic emails to scale on any android phones....

When i do the tests.. not scaled link apple or windows phone, can anyone help?

Basic header code in my email, havent done responsive design yet..

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>The Wren Living Newsletter - Extra 10 Percent Bedframes</title>
<!--hotmail background fix-->
<style type="text/css">
   .ReadMsgBody { width: 100%;}
   .ExternalClass {width: 100%;}
   .htmlnavbuttons {color:#ffffff;}
   a {text-decoration: none !important;}
    table {border-collapse: collapse;}
    /*Outlook 2007, 2010 and 2013. Border gaps*/
    /* Client-specific Styles */
    body{width:100% !important; -webkit-text-size-adjust:100%; -ms-text-size-adjust:100%; margin:0; padding:0;} /* Prevent Webkit and Windows Mobile platforms from changing default font sizes, while not breaking desktop design. */ 
</style> 
</head>

<body style="background-color:#f5f5f5; padding: 0; margin: 0;">

Preview on it not working?