<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title></title>
<script src="jquery-3.5.1.min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
// 入口函数
$(document).ready(function() {
var jqSpan = $("span");
var jqAd = $(".ad");
jqAd.slideDown("slow");
jqSpan.click(function() {
jqAd.fadeOut(1000);
})
});
</script>
<style type="text/css">
.ad {
position: fixed;
right: 0;
bottom: 0;
230px;
height: 220px;
background-color: red;
/* display: none; */
}
.ad span {
position: absolute;
right: 0;
top: 0;
40px;
height: 18px;
background-image: url(close.jpg);
cursor: pointer;
}
</style>
</head>
<body>
<div class="ad">
<span></span>
</div>
</body>
</html>
