带有Bootstrap的响应式网格
要在Bootstrap中创建响应式网格，请在Bootstrap中使用.col-*-*类。
在下面的示例中，我们有4个div-
示例
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Example</title>
<link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
<script src = "/scripts/jquery.min.js"></script>
<script src = "/bootstrap/js/bootstrap.min.js"></script>
</head>
<body>
<div class = "container-fluid">
<div class = "row">
<div class = "col-sm-3 col-md-6 col-lg-4" style = "color:white;background-color:orange;">
This is div1.
</div>
<div class = "col-sm-9 col-md-6 col-lg-8" style = "color:white;background-color:blue;">
This is div2.
</div>
<div class = "col-sm-3 col-md-6 col-lg-4" style = "color:white;background-color:green;">
This is div3.
</div>
<div class = "col-sm-9 col-md-6 col-lg-8" style = "color:white;background-color:gray;">
This is div4.
</div>
</div>
</div>
</body>
</html>