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>
        html{
            font-family:"微软雅黑";
        }
        ul,ol{
            font-size:20px;
        }
        ul>li{
            color:green;
        }
        ol li{
            color:blue;
        }
    </style>
</head>
<body>
	<h1>图书馆排行榜</h1>
    <ul>
        <li>三体</li>
        <li>盗墓笔记</li>
        <li>三生三世十里桃花</li>
    </ul>
	<h1>游戏排行榜</h1>
    <ol>
        <li>英雄联盟</li>
        <li>DOTA</li>
        <li>魔兽世界</li>
    </ol>
</body>
</html>