interface: allow pinch zooming if needed
<title>OS1</title>
<meta charset="utf-8" />
<meta name="viewport"
- content="width=device-width, initial-scale=1, shrink-to-fit=no,user-scalable=0"/>
+ content="width=device-width, initial-scale=1, shrink-to-fit=no,maximum-scale=1"/>
<meta name="apple-mobile-web-app-capable" content="yes" />
<meta name="apple-touch-fullscreen" content="yes" />
<meta name="apple-mobile-web-app-status-bar-style" content="default" />
