demo1
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>書虫图书馆</title>
<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="css/index.css" rel="stylesheet">
</head>
<body>
<div class="navbar ">
<nav class="navbar ">
<div class="container-fluid navbar-default navbar-inverse navbar-fixed-top">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<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" href="demo1.html">書虫图书馆</a>
</div>
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li><a href="index.html">首页 <span class="sr-only">(current)</span></a></li>
<li><a href="document.html">推荐</a></li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button"
aria-haspopup="true" aria-expanded="false">书籍信息查询<span class="caret"></span></a>
<ul class="dropdown-menu">
<li><a href="download.html">教辅类</a></li>
<li><a href="#">语言文学</a></li>
<li><a href="#">哲学宗教</a></li>
<li><a href="#">自然科学</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">社会科学</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">综合性图书</a></li>
</ul>
</li>
</ul>
<form class="navbar-form navbar-left">
<div class="form-group">
<input type="text" class="form-control" placeholder="您想搜索的内容">
</div>
<button type="submit" class="btn btn-default">搜索</button>
</form>
<ul class="nav navbar-nav navbar-right">
<li><a href="#">读者登陆</a></li>
<li><a href="#">新读者注册</a></li>
</ul>
</div>
</div>
</nav>
</div>
<div style="position:relative; width:100%; height:100%; " >
<div class="header" style="position:absolute">
<h1 class="header">書虫图书馆</h1>
</div>
<img src="img/111.jpeg" height="700px" width="100%"/>
<div class="footer">
<div id="copyright_foot" class="copyright">
<div class="container">
<div class="row">
<div class="col-sm-12">
<span>Copyright © <a href="">SHINE博客</a> </span> | <span><a href=""
target="_blank">ICP备111号-2</a>
</span>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="js/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
</body>
</html>
index
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>書虫图书馆</title>
<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="css/index.css" rel="stylesheet">
</head>
<body>
<div class="navbar ">
<nav class="navbar ">
<div class="container-fluid navbar-default navbar-inverse navbar-fixed-top">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<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" href="demo1.html">書虫图书馆</a>
</div>
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li class="active"><a href="index.html">首页 <span class="sr-only">(current)</span></a></li>
<li><a href="document.html">推荐</a></li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button"
aria-haspopup="true" aria-expanded="false">书籍信息查询<span class="caret"></span></a>
<ul class="dropdown-menu">
<li><a href="download.html">教辅类</a></li>
<li><a href="#">语言文学</a></li>
<li><a href="#">哲学宗教</a></li>
<li><a href="#">自然科学</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">社会科学</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">综合性图书</a></li>
</ul>
</li>
</ul>
<form class="navbar-form navbar-left">
<div class="form-group">
<input type="text" class="form-control" placeholder="您想搜索的内容">
</div>
<button type="submit" class="btn btn-default">搜索</button>
</form>
<ul class="nav navbar-nav navbar-right">
<li><a href="#">读者登陆</a></li>
<li><a href="#">新读者注册</a></li>
</ul>
</div>
</div>
</nav>
<div class="img">
<div class="container ">
<div class="row">
<div class="col-md-12 col-md-12 ">
<h1 class="header">書虫图书馆</h1>
</div>
</div>
</div>
</div>
</div>
<div class="container-fluid bg-success"