Question

我正在制作一个带引导程序的网站，但每当我调整窗口大小以便模拟移动版本时，顶部导航栏变大，缩小它的按钮不起作用。此外，所有内容似乎都消失或隐藏在扩展的导航栏后面。如何修复导航栏以使其缩小？此外，修复此问题后，如何添加按钮或功能以缩小侧边栏？

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="description" content="">
<meta name="author" content="">
<link rel="icon" href="../../favicon.ico">

<title>dashboard</title>

<!-- Bootstrap core CSS -->
<link href="css/bootstrap.min.css" rel="stylesheet">


    <!-- Custom styles for this template -->
<link href="css/dashboard.css" rel="stylesheet">


<!-- Just for debugging purposes. Don't actually copy these 2 lines! -->
<!--[if lt IE 9]><script src="../../assets/js/ie8-responsive-file-warning.js"></script><![endif]-->
<script src="js/ie-emulation-modes-warning.js"></script>

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  <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>

<body>

<nav class="navbar navbar-inverse navbar-fixed-top" role="navigation">
  <div class="container">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
        <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="#">Upper Merion Crew</a>
    </div>
    <ul class="nav navbar-nav navbar-right">
        <li><a href="#">Home</a></li>
        <li><a href="#about">About</a></li>
        <li><a href="#contact">Contact</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Rowers <span class="caret"></span></a>
          <ul class="dropdown-menu" role="menu">
            <li><a href="#">Action</a></li>
            <li><a href="#">Another action</a></li>
            <li><a href="#">Something else here</a></li>
            <li class="divider"></li>
            <li class="dropdown-header">Nav header</li>
            <li><a href="#">Separated link</a></li>
            <li><a href="#">One more separated link</a></li>
          </ul>
        </li>
       <li class="active"><a href="#coaches">Coaches</a></li>
      </ul>
    <div id="navbar" class="navbar-collapse collapse">
    </div><!--/.navbar-collapse -->
  </div>
</nav>
<nav class="navbar navbar-inverse navbar-fixed-top" role="navigation">
  <div class="container">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
        <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="#">Upper Merion Crew</a>
    </div>
    <ul class="nav navbar-nav navbar-right">
        <li><a href="#">Home</a></li>
        <li><a href="#about">About</a></li>
        <li><a href="#contact">Contact</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Rowers <span class="caret"></span></a>
          <ul class="dropdown-menu" role="menu">
            <li><a href="#">Action</a></li>
            <li><a href="#">Another action</a></li>
            <li><a href="#">Something else here</a></li>
            <li class="divider"></li>
            <li class="dropdown-header">Nav header</li>
            <li><a href="#">Separated link</a></li>
            <li><a href="#">One more separated link</a></li>
          </ul>
        </li>
       <li class="active"><a href="#coaches">Coaches</a></li>
      </ul>
    <div id="navbar" class="navbar-collapse collapse">
    </div><!--/.navbar-collapse -->
  </div>
</nav>


<div class="container-fluid">
  <div class="row">
    <div class="col-sm-3 col-md-2 sidebar">
      <ul class="nav nav-sidebar">
        <li class="active"><a href="#">Overview <span class="sr-only">(current)</span></a></li>
        <li><a href="#">Reports</a></li>
        <li><a href="#">Analytics</a></li>
        <li><a href="#">Export</a></li>
      </ul>
      <ul class="nav nav-sidebar">
        <li><a href="">Nav item</a></li>
        <li><a href="">Nav item again</a></li>
        <li><a href="">One more nav</a></li>
        <li><a href="">Another nav item</a></li>
        <li><a href="">More navigation</a></li>
      </ul>
      <ul class="nav nav-sidebar">
        <li><a href="">Nav item again</a></li>
        <li><a href="">One more nav</a></li>
        <li><a href="">Another nav item</a></li>
      </ul>
    </div>
    <div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main">
      <h1 class="page-header">Dashboard</h1>

      <h2 class="sub-header">Section title</h2>
      <div class="table-responsive">
        <table class="table table-striped">
          <thead>
            <tr>
              <th>#</th>
              <th>Header</th>
              <th>Header</th>
              <th>Header</th>
              <th>Header</th>
            </tr>
          </thead>
          <tbody>
            <tr>
              <td>1,001</td>
              <td>Lorem</td>
              <td>ipsum</td>
              <td>dolor</td>
              <td>sit</td>
            </tr>
          </tbody>
        </table>
      </div>
    </div>
  </div>
</div>





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</body>
</html>

Answer 1

问题是您的列表项在导航栏中的位置。

<ul>必须位于<div id="navbar" class="navbar-collapse collapse">

内

目前它不在div之外。

检查此工作 Fiddle

Bootstrap 3隐藏导航栏按钮无法在移动设备上运行？

1 个答案: