<!DOCTYPE html>
<html lang="zh-cmn-Hans">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>Style Guide</title>
<meta name="description" content="不超过150个字符">
<meta name="keywords" content="">
<meta name="author" content="name, email@gmail.com">
<!-- 为移动设备添加 viewport -->
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- iOS 图标 -->
<link rel="apple-touch-icon-precomposed" href="/apple-touch-icon-57x57-precomposed.png">
<link rel="alternate" type="application/rss+xml" title="RSS" href="/rss.xml" />
<link rel="shortcut icon" href="path/to/favicon.ico">
</head>
head模板 参考W3C
https://www.w3cschool.cn/webdevelopment/uqokbozt.html
性能优化参考
https://www.w3cschool.cn/webdevelopment/og63nozt.html
懒加载参考
https://www.w3cschool.cn/webdevelopment/ow89nozt.html
移动端参考
https://www.w3cschool.cn/webdevelopment/dv4ocozt.html
https://segmentfault.com/a/1190000002581619
