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解决方案
在ie8浏览器可能背景图片无法自适应全屏,这时候加入设置filter属性即可解决问题,同时加入height:100
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.bg{
background: #EAEAEA;
height: 100%;
background:url("../img/bg.jpg") no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
color: rgba(255,255,255,.95);
filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='img/bg.jpg',sizingMethod='scale');
}
</style>
</head>
<body class="bg">
</body>
</html>