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1.解决横竖屏字体大小变化
html{ -webkit-text-size-adjust: 100%; -ms-text-size-adjust: 100%; text-size-adjust:100%; }
2.移动viewport 设备宽度、禁止缩放
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
3.css3媒体查询
div{background: red;height: 100px;} @media screen and (min-width: 480px){ // 大于480px green div{background: green;} }
4.可以继续使用px 不用em
5.解决古老移动设备浏览器不识别viewport
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0"> <meta name="HandheldFriendly" content="true"/> <!--古老的移动设备不识别viewport属性 PlamOS--> <meta name="MobileOptimized" content="320"> <!--微软的PocketPC-->
6.解决safari 横竖屏切换字体变大
<script> var metas = document.getElementsByTagName(‘meta‘); var i; if (navigator.userAgent.match(/iPhone/i)) { for (i=0; i<metas.length; i++) { if (metas[i].name == "viewport") { metas[i].content = "width=device-width, minimum-scale=1.0, maximum-scale=1.0"; } } document.addEventListener("gesturestart", gestureStart, false); } function gestureStart() { for (i=0; i<metas.length; i++) { if (metas[i].name == "viewport") { metas[i].content = "width=device-width, minimum-scale=0.25, maximum-scale=1.6"; } } } </script>
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原文地址：http://www.cnblogs.com/gyz418/p/5667048.html
