1 <!DOCTYPE html>
2 <html lang="en">
3 <head>
4 <meta charset="UTF-8">
5 <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
6 <title>Document</title>
7 <script type="text/javascript" src="../jquery-1.12.4.min.js"></script>
8 <script type="text/javascript" src="./js/bootstrap.min.js"></script>
9 <link rel="stylesheet" type="text/css" href="./css/bootstrap.min.css">
10 <style type="text/css">
11 div[class*='col-']{
12 /*height: 50px;*/
13 /* background-color: gold;
14 border: 1px solid #000;*/
15 }
16 .box{
17 height: 200px;
18 max-width: 240px;
19 background-color: cyan;
20 border: 1px solid #000;
21 margin: 20px auto 0;
22 }
23 </style>
24 </head>
25 <body>
26 <div class="container">
27 <div class="row">
28 <div class="col-lg-3 col-md-3 col-sm-6"><div class="box"></div></div>
29 <div class="col-lg-3 col-md-3 col-sm-6"><div class="box"></div></div>
30 <div class="col-lg-3 col-md-3 col-sm-6"><div class="box"></div></div>
31 <div class="col-lg-3 col-md-3 col-sm-6"><div class="box"></div></div>
32 </div>
33 </div>
34 </body>
35 </html>