css样式冲突问题练习示例

时间：2021-05-08


复制代码代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>admin5</title>
<style type="text/css">
p { color: black;}
p { color: orange; }
</style>
</head>
<body>
<p>www.admin5.com</p>
<p>admin5</p>
<p>www.admin5.com</p>
</body>
</html>
结果为：


复制代码代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>admin5</title>
<style type="text/css">
p { color: black;}
p { color: orange; }
.red { color: red; }
.blue { color: blue; }
.green { color: green; }
</style>
</head>
<body>
<p class="red green blue">www.admin5.com</p>
<p class="green blue red">admin5</p>
<p class="blue red green">www.admin5.com</p>
</body>
</html>

结果为：


复制代码代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>admin5</title>
<style type="text/css">
p { color: black;}
p { color: orange; }
.red { color: red; }
.blue { color: blue; }
.green { color: green; }
</style>
</head>
<body>
<p class="red green blue" style="color:yellow;">www.admin5.com</p>
<p class="green blue red">admin5</p>
<p class="blue red green">www.admin5.com</p>
</body>
</html>

结果为：

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