<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>新手</title>
</head>
<body>
<h1>Hello world</h1>
<h2>hello world</h2>
<p>工程创建成功！</p>
<p><i>斜体斜体</i></p>
哈哈哈哈哈哈
<p><strong>哈哈哈哈哈哈</strong></p>
<strike>哈哈哈哈哈哈</strike>
<p><b>哈哈哈哈哈哈</b></p>
<button type="button"οnclick="alert('hello !!')">点我!</button><br>
<small>哈哈哈哈哈哈哈</small>
<hr></hr>
<!--哈哈哈哈哈哈-->
<img src="https://c-ssl.duitang.com/uploads/item/201909/11/20190911160918_ccxNv.thumb.700_0.jpeg"alt="可爱兔子?"
width="700"height="700"><br>
<button style=" backgroundheight=400"
οnclick="alert('我太难了!!')">我太难了</button><br>
<img src="http://pic17.nipic.com/20111013/8439862_082623670170_2.jpg" alt="simley face" width="738" height="900">
</body>boolean
</html>
