div的宽和高和阴影偏移的位置有关系的哦~~~~
div的宽和高和阴影偏移的位置有关系的哦~~~~可以看下我发的截图和以下代码测试下
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>boxshadow</title>
<style>
.box{ width:104px; height:104px; overflow:hidden;}
.boxshadow-outset{
width:100px;
height:100px;
box-shadow:4px 4px 6px #666;
background:red;
}
</style>
</head>
<body>
<h2>外阴影</h2>
<div class="box">
<div class="boxshadow-outset">
</div>
</div>
</body>
</html>