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css样式冲突问题练习示例

建站知识 2021-07-03 08:15www.168986.cn长沙网站建设


复制代码
代码如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " http://.w3./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://.w3./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>.admin5.</p>
<p>admin5</p>
<p>.admin5.</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://.w3./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://.w3./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">.admin5.</p>
<p class="green blue red">admin5</p>
<p class="blue red green">.admin5.</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://.w3./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns=" http://.w3./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;">.admin5.</p>
<p class="green blue red">admin5</p>
<p class="blue red green">.admin5.</p>
</body>
</html>

结果为

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