One of the great features of Windows 8 Metro Applications is the Snapped View where app developers create a 320px wide view of their app. When the user snaps their app to the left or the right of the screen they can continue using their primary app while still having the secondary app visible in a thinner view. The project templates in Visual Studio come with this capability built-in to make it easier to address this important part of the application experience. If you build your Metro application with HTML, you see that this is done with CSS Media Queries, a feature supported in all HTML5 modern browsers. This is also the way that you support snapped view for your website, with the @-ms-viewport rule (since it's Microsoft-specific today, it has the -ms- prefix a ...
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