<html lang="zh-CN"><head>
<meta charset="utf-8">
<title>Bootstrap中文网</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="description" content="Bootstrap是Twitter推出的一个用于前端开发的开源工具包。它由Twitter的设计师Mark Otto和Jacob Thornton合作开发，是一个CSS/HTML框架。目前，Bootstrap最新版本为3.0 。Bootstrap中文网致力于为广大国内开发者提供详尽的中文文档、代码实例等，助力开发者掌握并使用这一框架。">
<meta name="keywords" content="Bootstrap,CSS,CSS框架,CSS framework,javascript,bootcss,bootstrap开发,bootstrap代码,bootstrap入门">
<meta name="author" content="Bootstrap中文网">
<meta name="robots" content="index,follow">
<meta name="application-name" content="bootcss.com">
<meta property="qc:admins" content="1603466166416277433363757477167">
<!-- Site CSS -->
<link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdn.bootcss.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
<link href="/assets/css/site.min.css?1532594948592" rel="stylesheet">
<style>
.job-hot {
position: absolute;
color: #d9534f;
right: 0;
top: 15px;
}
</style>
<!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
<!--[if lt IE 9]>
<script src="https://cdn.bootcss.com/html5shiv/3.7.3/html5shiv.min.js"></script>
<script src="https://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
<![endif]-->
<!-- Favicons -->
<link rel="apple-touch-icon-precomposed" href="https://assets.bootcss.com/www/assets/ico/apple-touch-icon-precomposed.png?1532594948592">
<link rel="shortcut icon" href="https://assets.bootcss.com/www/assets/ico/favicon.png?1532594948592">
<script>
var _hmt = _hmt || [];
</script>
<link rel="canonical" href="http://www.bootcss.com/">
<script>
var qqgroup = '318630708';
</script>
</head>
<body>
<div class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<button class="navbar-toggle collapsed" type="button" data-toggle="collapse" data-target=".navbar-collapse">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand hidden-sm" href="http://www.bootcss.com" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'navbar-首页'])">Bootstrap中文网</a>
</div>
<div class="navbar-collapse collapse in" role="navigation" aria-expanded="true">
<ul class="nav navbar-nav">
<li class="hidden-sm hidden-md"><a href="https://v2.bootcss.com/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'v2doc'])">Bootstrap2中文文档</a></li>
<li><a href="https://v3.bootcss.com/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'v3doc'])">Bootstrap3中文文档</a></li>
<li><a href="https://v4.bootcss.com/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'v4doc'])">Bootstrap4中文文档</a></li>
<li><a href="/p/lesscss/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'less'])">Less 教程</a></li>
<li><a href="https://www.jquery123.com/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'jquery'])">jQuery API</a></li>
<li><a class="reddot" href="http://www.youzhan.org/" target="_blank" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'youzhan-main-nav'])">网站实例</a></li>
</ul>
<ul class="nav navbar-nav navbar-right hidden-sm">
<li><a href="/about/" onclick="_hmt.push(['_trackEvent', 'navbar', 'click', 'about'])">关于</a></li>
</ul>
</div>
</div>
</div>
</body></html>