App下載
實(shí)例代碼( Tip: 登錄后體驗(yàn)更佳 )
<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title>
<style>
p {
    color: #000000;
}
:not(p) {
    color: #ff0000;
}
</style>
</head>
<body>
<h1>这是一个标题</h1>
<p>这是一个段落.</p>
<p>这是另一个段落.</p>
<div>这是div元素的一些文本。</div>
<a href="http://www.w3cschool.cn/" target="_blank">链接到W3Cschool教程</a>
</body>
</html>
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