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老师批语：
自动动手写一个Bootstrap模板文件
<!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"> <!-- 1. 导入bootstrap的css文档--> <link rel="stylesheet" href="static/css/bootstrap.css"> <title>Title</title> </head> <body> <!--2. 导入支持文件: jquery.js--> <script src="static/js/jquery-3.4.1.js"></script> <!--3. 导入bootstrap的js文件--> <script src="static/js/bootstrap.js"></script> </body> </html>
点击 "运行实例" 按钮查看在线实例
2. 自己动手写一个适应所有阈值的栅格布局小案例
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>栅格布局小案例</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="static/css/bootstrap.css">
<style>
.grid {
border: 1px solid #696969;
border-radius: 5px;
/*background-color: wheat;*/
min-height: 50px;
text-align: center;
line-height: 50px;
}
</style>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-lg-3 col-md-6 col-sm-8 col-xs-2 grid bg-info">左</div>
<div class="col-lg-9 col-md-6 col-sm-4 col-xs-10 grid bg-warning">右</div>
</div>
</div>
<script src="static/js/jquery-3.4.1.js"></script>
<script src="static/js/bootstrap.js"></script>
</body>
</html>点击 "运行实例" 按钮查看在线实例
3. 模仿课堂案例写一个布局页面， 内容自定
<!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"> <!-- 1. 导入bootstrap的css文档--> <link rel="stylesheet" href="static/css/bootstrap.css"> <title>Title</title> </head> <body> <div class="container"> <!--导航--> <div class="row"> <div class="col-md-12"> <nav class="navbar navbar-inverse"> <div class="container-fluid"> <!-- Brand and toggle get grouped for better mobile display --> <div class="navbar-header"> <a class="navbar-brand" href="#"> <!--<img alt="Brand" src="static/images/girl.jpg" style="width:30px;height:30px">--> </a> <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="#">我的博客</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="#">首页 <span class="sr-only">(current)</span></a></li> <!--<li><a href="#">Link</a></li>--> <li class="dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">学习内容 <span class="caret"></span></a> <ul class="dropdown-menu"> <li><a href="#">HTML5</a></li> <li><a href="#">CSS</a></li> <li><a href="#">JavaScript</a></li> <li role="separator" class="divider"></li> <li><a href="#">PHP</a></li> <li role="separator" class="divider"></li> <li><a href="#">MySQL</a></li> </ul> </li> </ul> <!--<form class="navbar-form navbar-left">--> <!--<div class="form-group">--> <!--<input type="text" class="form-control" 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 class="dropdown">--> <!--<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">学习内容 <span class="caret"></span></a>--> <!--<ul class="dropdown-menu">--> <!--<li><a href="#">HTML5</a></li>--> <!--<li><a href="#">CSS</a></li>--> <!--<li><a href="#">JavaScript</a></li>--> <!--<li role="separator" class="divider"></li>--> <!--<li><a href="#">PHP</a></li>--> <!--</ul>--> <!--</li>--> <!--</ul>--> </div><!-- /.navbar-collapse --> </div><!-- /.container-fluid --> </nav> </div> </div> <!--内容区--> <div class="row"> <div class="col-md-6 col-md-push-6"> <div class="page-header"> <h1>最新博文 <small>分享学习乐趣</small></h1> </div> <div class="list-group"> <a href="#" class="list-group-item active"> Cras justo odio </a> <a href="#" class="list-group-item">Dapibus ac facilisis in</a> <a href="#" class="list-group-item">Morbi leo risus</a> <a href="#" class="list-group-item">Porta ac consectetur ac</a> <a href="#" class="list-group-item">Vestibulum at eros</a> </div> </div> <div class="col-md-6 col-md-pull-6"> <div class="row"> <div class="col-md-10 col-md-offset-1"> <img src="static/images/girl.jpg" alt="" class="img-responsive img-rounded"> </div> </div> </div> </div> </div> <!--2. 导入支持文件: jquery.js--> <script src="static/js/jquery-3.4.1.js"></script> <!--3. 导入bootstrap的js文件--> <script src="static/js/bootstrap.js"></script> </body> </html>
点击 "运行实例" 按钮查看在线实例
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