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浏览器兼容性问题?

这是google浏览器下的https://img1.sycdn.imooc.com//5ab617850001be3613090434.jpg

这是IE浏览器下的

https://img1.sycdn.imooc.com//5ab617b60001266e13650561.jpg


<!DOCTYPE html>

<html>

<head>

<meta name="viewport" charset="utf-8" http-equiv="X-UA-Compatible"  content="IE=edge">

<link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">  

    

<title>浏览器博物馆</title>

</head>

<body>

<!--

         作者:danbulangzu@163.com

         时间:2018-03-24

         描述:导航条

        -->

<nav class="navbar navbar-default">

  <div class="container-fluid">

    <!-- Brand and toggle get grouped for better mobile display -->

    <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="#">现代浏览器博物馆</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 class="active"><a href="#">综述<span class="sr-only">(current)</span></a></li>

        <li><a href="#">简述</a></li>

        <li class="dropdown">

          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">特点<span class="caret"></span></a>

          <ul class="dropdown-menu">

            <li><a href="#">优雅</a></li>

            <li><a href="#">大方</a></li>

            <li><a href="#">得体</a></li>

            

          </ul>

        </li>

      </ul>

     

    </div><!-- /.navbar-collapse -->

  </div><!-- /.container-fluid -->

</nav>

<script src="http://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script>

<script src="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>

</body>

</html>


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1 回答

<head>里面少了东西,文档看一下

0 回复 有任何疑惑可以回复我~

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