<html>
<head>
<meta charset="utf-8">
<meta name="robots" content="index,all,follow">
<title></title>
</head>
<body>
</body>
</html>
SEO
1. charset="XX" gb2312标准(但没繁体) gbk(包含亚裔字符) unicode万国码 utf-8万国码8比特版
charset="utf-8"
2. lang="zh,en"---language
name:keywords/description/author/robots...
content:"xxx"
字体标签:<strong>/<em>/<b>/<i>/<del>/<h1>-<h6>/<address>
其它标签:<p>..
容器:<div>/<span>
原文：https://www.cnblogs.com/apelles/p/11628666.html