<!DOCTYPE html>

 <html>

 <head>

 <meta charset="UTF-8">

 <title>Insert title here</title>

 <link href="style.css" rel="stylesheet" type="text/css">

 </head>

 <body>

     <div class="container">

         <div class="wrapper">

             <div class="heading">

                <div class="heading_nav">

                    <div class="heading_title">

                                                    极客学院

                        </div>

                        <div class="heading_navbar">

                            <ul>

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

                                <li><a href="#">职业课程</a></li>

                                <li><a href="#">技术问答</a></li>

                                <li><a href="#">VIP会员</a></li>

                            </ul>

                        </div>

                        <div class="heading_img">

                            <img src="img.jpg">

                        </div>

                        <div class="heading_soptlight">

                           <form>

                              <input type="text">

                           </form>

                        </div>

                </div>

             </div>

             <div class="body">

                 <div class="body_title">

                   <h3>熟悉极客学院</h3>

                   <p>加入极客学院，学习最新实战教程，全面提升你的技术能力</p>

                 </div>

                  <hr/>

             <hr/>

             </div>

         </div>

         <div class="footing">

            @极客学院

         </div>

     </div>

 </body>

 </html>

 *{

     margin:0px;

     padding:0px;

 }

 body{

     background-color: snow;

 }

 .wrapper{

     width:%;

     height:1000px;

     background-color: antiquewhite;

     margin:0px auto;

 }

 .heading{

     width:%;

     height:160px;

     background-color: snow;

     margin:0px auto;

 }

 ul{

     margin-left:40px;

     float:left;

     list-style-type:none;

     padding-top:40px;

     padding-bottom:6px;

 }

 a:link,a:visited{

     font-weight:bold;

     color:darkgray;

     text-align:center;

     padding:6px;

     text-decoration: none;

 }

 a:hover,a:active{

     color:blue;

 }

 .heading_title{

     float:left;

     font-family:Arial,Helvetica,sans-serif;

     font-size:30px;

     color:burlywood;

 }

 .heading_nav{

     padding-bottom:30px;

     padding-top:30px;

     width:%;

     height:30px;

     position:relative;

 }

 li{

     padding-left:10px;

     display:inline;

 }

 .heading_img img{

     border-radius:30px;

     display:inline;

     width:46px;

     height:46px;

     box-shadow: 1px 1px rgba(,,,0.2);

     float:right;

 }

 .heading_soptlight form{

     float:right;

     width:100px;

     height:26px;

     position:relative;

     margin-right:82px;

     margin-top:16px;

 }

 form input{

     height:26px;

     border-radius:30px;

 }

 .body{

     width:auto;

     height:auto;

     padding:30px;

 }

 .body_title h3{

     font-size:30px;

     font-family:Arial,Helvetical,sans-serif;

     color:#;

 }

 .body_title p{

     margin-top:20px;

     margin-bottom:20px;

 }

 .footing{

     padding-top:20px;

     text-align:center;

     fon-size:10px;

     color:darkgray;

 }