Collection
Collection
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>我的第一堂课</title>
<style type="text/css">
div{
width: 300px;
height: 200px;
background-image: url(img/2.jpg);
background-size: 300px 200px;
background-repeat: no-repeat;
border-radius: 15px;
box-shadow: 8px 8px 8px #888;
text-align: center;
}
</style>
</head>
<body>
<div>
<h3 style="color:brown;text-align:center;font-size:20px;"
onmouseover ="change(this)" onmouseout="old(this)">咏鹅</h3>
<p>鹅，鹅，鹅，曲项向天歌。</p>
<p>白毛浮绿水，红掌拨清波。</p>
</div>
<script type="text/javascript">
function change(element){
element.style.fontSize = "28px"
element.style.color = "blue"
}
function old(element){
element.style.fontSize = "18px"
element.style.color = "red"
}
</script>
</body>
</html>
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
