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5-2编程,请问代码中有规范性问题吗,有什么代码是可以省略不用写的?

5-2编程,请问代码中有规范性问题吗,有什么代码是可以省略不用写的?

23333_ 2018-08-01 16:17:44
<!DOCTYPE html> <html lang="en"> <head>     <meta charset="UTF-8">     <title>2r3c</title>     <style>  html,body{             height: 100%;  width: 100%;  margin:none;  padding: none;  border: none;  }         header{             background-color: black;  width: 100%;  height: 10%;  color:white;  margin:0px;  padding:0px;  }         header ul{             float:right;  margin-top: 2.3%;  }         header li{             margin-left: 30px;  margin-right: 50px;  display: inline-block;  }         .c3{             width: 100%;  height: 80%;  margin: 0px;  padding: 0px;  }         .t1{             padding: 5%;  text-align:left;  font-weight:bolder;  display: inline;  }         .t1 th,.t2 th{             font-size: 30px;  padding: 30px;  }         .td1{             background-color: lightcoral;  padding: 0px;  }         .td2,.t2 td{             padding: 10px;  }         .t2 {             display: inline;  font-weight: bolder;  }         .left{             height: 100%;  width: 68.5%;  float:left;  background-color: lightblue;  }         .middle{             height: 100%;  width: 100%;  background-color: orange;  }         .right{             height: 100%;  width: 30.5%;  background-color: lightblue;  float: right;  }         h1{             margin-left: 10%;  margin-top: 5%;  padding: 10px;  }         input{             width: 20em;  margin-left: 10%;  padding: 10px;  }         button  {             padding: 10px;  margin-left: 10%;  width:22em;  background-color: red;  color: white;  border:none;  }         footer{             height: 10%;  width: 100%;  background-color: black;  text-align: center;  vertical-align: middle;  color: white;  }         footer ul{             margin:0px auto;  }         footer li{             display: inline-block;  margin-top: 0px;  padding: 30px;  }         a{             text-decoration: none;  }         a:link{             color: white;  }         a:hover{             color: greenyellow;  }         a:active{             color: cyan;  }         a:visited{             color: red;  }     </style> </head> <body>     <header>         <img src="http://climg.mukewang.com/59093e9c00016ce303000100.png" />         <ul >             <li><a href="#">课程</a></li>             <li><a href="#">职业路径</a></li>             <li><a href="#">实战</a></li>             <li><a href="#">猿问</a></li>             <li><a href="#">手记</a></li>         </ul>     </header>     <div class="c3">         <div class="left">             <table class="t1">                 <th colspan="2">课程推荐</th>                 <tr>                     <td class="td1">职业路径</td>                     <td class="td2">HTML5与CSS3实现动态网页</td>                 </tr>                 <tr>                     <td class="td1">职业路径</td>                     <td class="td2">零基础入门Android语法与界面</td>                 </tr>                 <tr>                     <td class="td1">职业路径</td>                     <td class="td2">IOS基础语法与常用控件</td>                 </tr>                 <tr>                     <td class="td1">职业路径</td>                     <td class="td2">PHP入门开发</td>                 </tr>                 <tr>                     <td class="td1">职业路径</td>                     <td class="td2">JAVA入门开发</td>                 </tr>             </table>             <table class="t2">                 <th colspan="3">相关课程</th>                 <tr>                     <td>HTML</td>                     <td>CSS</td>                     <td>JavaScript</td>                 </tr>                 <tr>                     <td>HTML5</td>                     <td>CSS3</td>                     <td>Jquery</td>                 </tr>                 <tr>                     <td>移动端基础</td>                     <td colspan="2">移动端APP开发</td>                 </tr>             </table>         </div>         <div class="right">             <h1>登录</h1>             <form id="login">             <input type="text" placeholder="请输入登录邮箱/手机号" />             <br />             <br/>             <input type="password" placeholder="6~16位密码,区分大小写,不能用空格" />             </form>             <br/>             <button type="submit" form="login">提交</button>         </div>         <div class="middle"></div>     </div>     <footer>      <ul>          <li><a href="#">网站首页</a></li>          <li><a href="#">企业合作</a></li>          <li><a href="#">人才招聘</a></li>          <li><a href="#">联系我们</a></li>          <li><a href="#">常见问题</a></li>          <li><a href="#">联系我们</a></li>      </ul>     </footer> </body> </html>
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业余奶茶品鉴师

TA贡献260条经验 获得超388个赞

我复制出来看了,写的挺好的。提个小问题吧,css 里 0后面最好不加单位,比如 margin: 0;

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1 反对 回复 2018-08-01
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