<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個meta標(biāo)簽*必須*放在最前面，任何其他內(nèi)容都*必須*跟隨其后！ -->
    <title>Bootstrap 101 Template</title>

    <!-- Bootstrap -->
    <link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.4/css/bootstrap.min.css">
    
  
  
    <h1>你好，bootstrap！</h1>

    <!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
    <script src="http://cdn.bootcss.com/jquery/1.11.2/jquery.min.js"></script>
    <!-- Include all compiled plugins (below), or include individual files as needed -->
    <script src="http://cdn.bootcss.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
  

    <h3>圖標(biāo)</h3>   
    <span class="glyphicon glyphicon-home"></span>
    <span class="glyphicon glyphicon-signal"></span>
    <span class="glyphicon glyphicon-cog"></span>
    <span class="glyphicon glyphicon-apple"></span>
    <span class="glyphicon glyphicon-trash"></span>
    <span class="glyphicon glyphicon-play-circle"></span>
    <span class="glyphicon glyphicon-headphones"></span>

    <h3>按鈕</h3>
    <button type="button" class="btn btn-default">按鈕</button>
    <button type="button" class="btn btn-primary">primary</button>
    <button type="button" class="btn btn-success">success</button>
    <button type="button" class="btn btn-info">info</button>
    <button type="button" class="btn btn-warning">warning</button>
    <button type="button" class="btn btn-danger">danger</button>
    
    <h3>按鈕尺寸</h3>
    <button type="button" class="btn btn-default">按鈕</button>
    <button type="button" class="btn btn-primary btn-lg">primary</button>
    <button type="button" class="btn btn-success btn-sm">success</button>
    <button type="button" class="btn btn-info btn-xs">info</button>

    <h3>把圖標(biāo)顯示在按鈕里</h3>
    <button type="button" class="btn btn-default"><span class="glyphicon glyphicon-home"></span>??按鈕</button>

     <h3>下拉菜單</h3>
    <div class="dropdown">
      <button class="btn btn-primary dropdown-toggle" type="button" id="dropdownMenu1" data-toggle="dropdown" aria-expanded="true">
        Dropdown
        <span class="caret"></span>
      </button>
      <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenu1">
        <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Action</a></li>
        <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Another action</a></li>
        <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Something else here</a></li>
        <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Separated link</a></li>
      </ul>
    </div>

    <h3>輸入框</h3>
    <div class="input-group">
      <span class="glyphicon glyphicon-user"></span>
      <input type="text" placeholder="username">
    </div>

    <div class="input-group">
      <span class="glyphicon glyphicon-lock"></span>
      <input type="password" placeholder="password">
    </div>

    <h3>導(dǎo)航欄</h3>
    <nav class="navbar navbar-inverse navbar-fixed-top">
        <div id="navbar" class="navbar-collapse collapse">
          <ul class="nav navbar-nav">
            <li class="active"><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">Dropdown <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 class="divider">
                <li class="dropdown-header">Nav header</li>
                <li><a href="#">Separated link</a></li>
              </ul>
            </li>
          </ul>
        </div>
<!--/.nav-collapse -->
      </nav>

   <h3>表單</h3>
    

    <h3>警告框</h3>
    <div class="alert alert-warning alert-dismissible" role="alert">
       <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">×</span></button>
       <strong>Warning!</strong> Better check yourself, you're not looking too good.
    </div>
    <div class="alert alert-success" role="alert">
        <a href="#" class="alert-link">success!</a>
    </div>
    <div class="alert alert-info" role="alert">
        <a href="#" class="alert-link">info!</a>
    </div>
    <div class="alert alert-warning" role="alert">
        <a href="#" class="alert-link">warning!</a>
    </div>
    <div class="alert alert-danger" role="alert">
        <a href="#" class="alert-link">danger!</a>
    </div>

    <h3>進(jìn)度條</h3>
    <div class="progress">
      <div class="progress-bar" role="progressbar" aria-valuenow="70" aria-valuemin="0" aria-valuemax="100" style="width: 60%;">
        70%
      </div>
    </div>