轮播图最大的div 和 item 的高度不能自适应
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
<title>浏览器博物馆</title>
<!-- Bootstrap -->
<link href="css/bootstrap.min.css" rel="stylesheet">
<!--[if lt IE 9]>
<script src="js/html5shiv.min.js"></script>
<script src="js/respond.min.js"></script>
<![endif]-->
<style type="text/css">
.carousel{
height: 500px;
background: #000000;
}
.carousel .item{
height: 500px;
background: #000000;
}
.carousel img{
width: 100%;
}
</style>
</head>
<body>
<!--定义导航栏-->
<nav class=" navbar-default navbar-inverse" role="navigation">
<!--自适应宽度还是固定居中宽度 container-fluid/container-->
<div class="container">
<div class="navbar-header">
<!--宽度变小后缩小成图标-->
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target = "#bs-example-navbar-collapse-1">
<!--意为：（仅供）屏幕阅读器，这个 class 主要用于增强 accessbility（可访问性）。-->
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<!--logo 商标-->
<a class="navbar-brand" href="#">浏览器博物馆</a>
</div>
<!--缩小后可折叠-->
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<!--折叠的内容-->
<ul class="nav navbar-nav" role="navigation">
<li class="active"><a href="#">综述</a></li>
<li><a href="#">简述</a></li>
<!--下拉菜单-->
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">特点<span class="caret"></span></a>
<ul class="dropdown-menu" role="menu">
<!--<li class="divider"></li> 加横线-->
<li><a href="#">Chrome</a></li>
<li><a href="#">Firefox</a></li>
<li><a href="#">Opera</a></li>
<li><a href="#">Safari</a></li>
<li><a href="#">IE</a></li>
</ul>
</li>
<li class="dropdown"><a href="#">关于</a></li>
</ul>
</div>
</div>
</nav>
<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
<!-- Indicators -->
<ol class="carousel-indicators">
<li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
<li data-target="#carousel-example-generic" data-slide-to="1"></li>
<li data-target="#carousel-example-generic" data-slide-to="2"></li>
</ol>
<!-- Wrapper for slides -->
<div class="carousel-inner" role="listbox">
<div class="item active">
<img src="images/chrome-big.jpg" alt="...">
<div class="carousel-caption">
...
</div>
</div>
<div class="item">
<img src="images/firefox-big.jpg" alt="...">
<div class="carousel-caption">
...
</div>
</div>
<div class="item">
<img src="images/opera-big.jpg" alt="...">
<div class="carousel-caption">
...
</div>
</div>
...
</div>
<!-- Controls -->
<a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
<span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
<span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
<!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
<script src="js/jquery-1.11.1.min.js"></script>
<!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
<script src="js/bootstrap.min.js"></script>
<script type="text/javascript">
$(document).click(function(){
})
</script>
</body>
</html>
