Correction status:Uncorrected
Teacher's comments:
<!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>BOOTCSS</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> <div class="container"> <div class="row"> <div class="col"> <nav class="navbar navbar-inverse navbar-static-bottom"> <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> <span class="icon-bar"></span> </button> <a class="navbar-brand" href="#">首页</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="#">新闻 <span class="sr-only">(current)</span></a></li> <li><a href="#">经验</a></li> <li class="dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">学习 <span class="caret"></span></a> <ul class="dropdown-menu"> <li><a href="#">Action</a></li> <li><a href="#">Another action</a></li> <li><a href="#">Something else here</a></li> <li role="separator" class="divider"></li> <li><a href="#">Separated link</a></li> <li role="separator" class="divider"></li> <li><a href="#">One more separated link</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">Dropdown <span class="caret"></span></a> <ul class="dropdown-menu"> <li><a href="#">Action</a></li> <li><a href="#">Another action</a></li> <li><a href="#">Something else here</a></li> <li role="separator" class="divider"></li> <li><a href="#">Separated link</a></li> </ul> </li> </ul> </div><!-- /.navbar-collapse --> </div><!-- /.container-fluid --> </nav> </div> </div> <div class="row"> <div class="col-lg-4 col-md-4 col-sm-4 col-xs-4 " style="height: 200px;background-color:lightgrey;border:1px solid lightgreen;box-shadow:3px 3px 3px #636363;border-radius: 10%"> </div> <div class="col-lg-8 col-md-8 col-sm-8 col-xs-8" style="height: 200px;background-color: #2aabd2; border: 1px solid lightcoral;box-shadow:3px 3px 3px #636363;border-radius: 10%;"> </div> </div> </div> </body> </html>
点击 "运行实例" 按钮查看在线实例