Policy FAQs for mobile optimised (multi-screen) websites
When building your multi-screen website, it's important to ensure that your site complies with the AdSense programme policies. To help you get to know our multi-screen policies even better, we've put together these frequently asked questions from AdSense publishers.What's the Google AdSense mobile ad placement policy?
AdSense's responsive ad code is designed to automatically adapt the ad unit size to your page layout. If you find that our responsive ad code doesn't do everything you need, you may modify the ad code to specify either a general shape (horizontal, vertical and/or rectangle) that your ad unit should conform to, or an exact size for your ad unit via CSS. Learn more about the advanced features of responsive ad code.