html
Hyper Text Markup Language（超文本标记语言）
<html>
<head>
<title>第一个html网页<title>
</head>
<body text = "blue">
hello,<b>world</b>!
<hr size = "5px" align = "left" color = "red" width = "50%">
你好！
</body>
</html>
