console 命令行工具 X clear
console
<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=, initial-scale=">
	<meta http-equiv="X-UA-Compatible" content="">
	<title></title>
    <style type="text/css">
font-family:"微软字体" {
font-size: 20px;
}
ui {
color: green;
}
ol{
color:blue;
}
</head>
<body>
	    <h1>图书排行榜</h1>
<menu>
<ui>
<li>三体</li>
<li>盗墓笔记</li>
<li>三生三世十里桃花</li>
</menu>
<di>
<h1>游戏排行榜</h1>
<ol>
<li>英雄联盟</li>
<li>DOTA</li>
<li>魔兽世界</li>
</body>
</html>lllll