GPS

<div class='mb_iframe' > <iframe src="/popup/app_gpstrack.html"></iframe> </div> <style> .mb_iframe { position: relative; padding-bottom: 65.25%; padding-top: 30px; height: 0; overflow: auto; -webkit-overflow-scrolling:touch; //<<--- THIS IS THE KEY border: solid black 1px; } .mb_iframe iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } <style>