求助：有谁解决过微信内置浏览器不兼容浮动的
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<title>浮动测试</title>
<style type="text/css">
#mcover {background: none repeat scroll 0 0 rgba(0, 0, 0, 0.7); text-align:right; display:block; height: 100%;left: 0; position: fixed; top: 0; width: 100%; z-index: 2000000;}
</style>
<meta name="description" content="" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
</head>
<body>
<div style="width:310px; height:1000px; margin:0px auto; border:1px #000000 solid">
<div style="" onclick="document.getElementById('mcover').style.display='';" id="mcover"><img src="http://img.my.csdn.net/uploads/201401/11/1389420919_5249.png"></div>
</div>
</body>
</html>
