作业源码如下
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>春天的故事</title>
<style type-"text/css">
div{
width:400px;
height: 250px;
color: red;
font-size:15px;
padding:10px;
border-radius: 15px;
box-shadow: 5px 5px 5px #888;
background-image: url(images/pt1.jpg);
background-size: 430px 280px;
background-repeat:no-repeat;
}
.text{
color: red;
line-height: 1.5em;
text-indent: 2em;
}
</style>
</head>
<body style="text-align:center">
<div>
<h3 style="color:#0000FF; text-align: center;font-size:20px"
onmouseover="change(this)" onmouseout="old(this)">咏柳</h3>
<p>
<p><b>碧玉妆成一树高</b></p>
<p><b>万条垂下绿丝绦</b></p>
<p><b>不知细叶谁裁出</b></p>
<p><b>二月春风似剪刀</b></p>
</div>
<script type="text/javascript">
function change(element){
element.style.fontSize = "30px"
element.style.color = "green"
}
function old(element){
element.style.fontSize = "20px"
element.style.color = "#0000FF"
}
</script>
</body>
</html>点击 "运行实例" 按钮查看在线实例
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