我设置了carousel盒子的高度后却不能跟着图片一起缩放，这是为什么？？？图片宽高800*360<!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>Bootstrap 101 Template</title>
<!-- Bootstrap -->
<!--<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css"/>-->
<link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
<link rel="stylesheet" type="text/css" href="css/bootstrap-theme.min.css"/>
<link rel="stylesheet" type="text/css" href="css/bootstrap-theme.css"/>
<!--[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]-->
<style type="text/css">
body{
padding-top: 50px;
}
.carousel{
height: 360px;
/*height: auto;*/
background-color: #000000;
}
.carousel .item{
/*height: auto;*/
height: 360px;
background-color: #000000;
}
.carousel img{
/*height: 360px;*/
width: 100%;
}
</style>
</head>
<body>
<nav class="navbar navbar-default navbar-inverse navbar-fixed-top">
<div>
<!-- Brand and toggle get grouped for better mobile display -->
<div>
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<span>Toggle navigation</span>
<span></span>
<span></span>
<span></span>
</button>
<a href="#">导航栏</a>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li>
<a href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">栏目3 <span></span></a>
<ul>
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li><a href="#">Something else here</a></li>
<!--<li role="separator"></li>-->
<li><a href="#">Separated link</a></li>
<!--<li role="separator"></li>-->
<li><a href="#">One more separated link</a></li>
</ul>
</li>
<li><a href="#">栏目2</a></li>
<li>
<a href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">栏目3 <span></span></a>
<ul>
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li><a href="#">Something else here</a></li>
<!--<li role="separator"></li>-->
<li><a href="#">Separated link</a></li>
<!--<li role="separator"></li>-->
<li><a href="#">One more separated link</a></li>
</ul>
</li>
</ul>
<form class="navbar-form navbar-left">
<div>
<input type="text" placeholder="Search">
</div>
<button type="submit" class="btn btn-default">Submit</button>
</form>
<ul class="nav navbar-nav navbar-right">
<li><a href="#">Link</a></li>
<li>
<a href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">Dropdown <span></span></a>
<ul>
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li><a href="#">Something else here</a></li>
<li role="separator"></li>
<li><a href="#">Separated link</a></li>
</ul>
</li>
</ul>
</div><!-- /.navbar-collapse -->
</div><!-- /.container-fluid -->
</nav>
<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
<!-- Indicators -->
<ol>
<li data-target="#carousel-example-generic" data-slide-to="0"></li>
<li data-target="#carousel-example-generic" data-slide-to="1"></li>
</ol>
<!-- Wrapper for slides -->
<div role="listbox">
<div class="item active">
<img src="img/1.png" width="100%" height="360px"/>
<div>
</div>
</div>
<div>
<img src="img/1.png" width="100%" height="360px"/>
<div>
</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>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>Next</span>
</a>
</div>
<script src="js/jquery-3.1.1.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.js" type="text/javascript" charset="utf-8"></script>
</body>
</html>
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