<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
div{width:800px;height:600px;overflow:hidden;} /* div宽度和高度 超出隐藏 */
div a:hover::before{transition: all 0.5s;left:850px;} /* css3过度样式 before离左边850像素 */
div a:before{content: "";
position: absolute;
width: 50px;
height: 600px;
top: 0;
left: -130px;
background: -moz-linear-gradient(left,rgba(255,255,255,0)0,rgba(255,255,255,.2)50%,rgba(255,255,255,0)100%);
background: -webkit-gradient(linear,left top,right top,color-stop(0%,rgba(255,255,255,0)),color-stop(50%,rgba(255,255,255,.2)),color-stop(100%,rgba(255,255,255,0)));
background: -webkit-linear-gradient(left,rgba(255,255,255,0)0,rgba(255,255,255,.2)50%,rgba(255,255,255,0)100%);
background: -o-linear-gradient(left,rgba(255,255,255,0)0,rgba(255,255,255,.2)50%,rgba(255,255,255,0)100%);
-webkit-transform: skewX(-25deg);
-moz-transform: skewX(-25deg);} /* 这里是给反光加样式的css3代码,就不一一解释了 */
</style>
</head>
<body>
<div><a href="javascript:;"><img src="img/1.jpg"></a></div>
</body>
</html>