你们好~关于栅格系统练习那里,我用360预览,布局和响应式实现了,但是并没有实现灰色格格的样式,还有360浏览器会出现水平滚动条,请问一下,这个是什么原因呢?
<!DOCTYPE HTML>
<html>
<head>
<title>Bootstrap</title>
<meta charset=utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="http://getbootstrap.com/docs-assets/css/docs.css" rel="stylesheet">
</head>
<body>
<div class="bs-docs-grid">
<div class="row show-grid">
<div class="row">
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
<div class="col-md-1">.col-md-1</div>
</div>
</div>
</div>
</body>
</html>