为什么我设置的滚动不管用
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>信息滚动</title>
<style type="text/css" media="screen">
p{width: 250px;height:200px;}
</style>
<meta name="description" content="">
<meta name="keywords" content="">
<link href="" rel="stylesheet">
</head>
<body>
<marquee onmouseover="this.stop();" onmouseout="this.start();" behavior:"scroll" direction:"down" loop:"-1" scrollamount:"3" height:"99%">
<p>
<a href="#" title="">我要成功</a><br>
<a href="#" title="">坚持就是胜利</a><br>
<a href="#" title="">加油加油</a>
</p>
</marquee>
</body>
</html>
