June 03, 2016
Cross browser testing mobile devices can be very confusing when you take into account the various resolutions different devices.
Place this in your header.php file to force the device to scale back to it’s default pixel width (screen size), and use (max-width: ###px) or (max-device-width: ###px) in your mobile stylesheet:
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
Sourced here.