<!DOCTYPE html>
<html>
<head lang="zh">
    
    <meta charset="UTF-8">
        
    <title>第一个HTML</title>
    
    <link rel="stylesheet" type="text/css" href="index1.css">
        
    <script type="text/javascript" src="index1.js"></script>
</head>
<body>

    <h1>我是HTML</h1>

    <p id = "p">p标签</p>

    <img id = "img" src = "image.png" alt = "百度LOGO"><br/>

    <a id = "a" href="http://baidu.com">我要到百度</a>
    
    <br/><br/><br/>
    
    <button onclick = "hello()">点�