这是第二篇 - Aemple/HomeWork GitHub Wiki
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Page Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" media="screen" href="main.css" />
</head>
<body>
<div class="container">
<div class="main col ">
<div class="main_inner">Main</div>
</div>
<div class="left col ">Left</div>
<div class="right col ">Right</div>
</div>
</body>
<script src="main.js"></script>
</html>