摘要：具体代码如下<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>边框代码练习</title> <style type=&
具体代码如下
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>边框代码练习</title>
<style type="text/css">
.xx{width:620px;height:500px;border:1px solid #cccc; background:green; border-left:20px solid red;
border-top:20px solid black; border-bottom:20px solid yellow; border-right:20px solid purple;
box-shadow:0px 10px 30px #ccc;
}
tr th{width: 200px;height:10px; border:1px solid pink; }
</style>
</head>
<body>
<table>
<tr>
<th>企业介绍</th>
<th>业务扩展</th>
<th>公司资质</th>
</tr>
</table>
<div class="xx">
<img src="aass.JPG" alt="图片" width="600px" height="400px";
style="margin:50px auto;display:block;"
>
</div>
</body>
</html>
