列表标签

列表

有序ol ->li

无序ul->li

自定义dl->dd,dt

考点

（1）：怎么去除默认样式list-style: none;

（2）嵌套关系           

表格

              <table border="1" cellspacing="0" cellpadding="0" >

                     <caption>我是表格标题</caption>

                     <thead>

                            <tr>

                                   <th>班级</th>

                                   <th>学号</th>

                                   <th>名字</th>

                                   <th>星期一</th>

                                   <th>星期二</th>

                                   <th>星期三</th>

                            </tr>

                     </thead>

                     <tbody>

                            <tr>

                                   <td rowspan="3">web1</td>

                                   <td>1</td>

                                   <td>张三</td>

                                   <td>√</td>

                                   <td></td>

                                   <td></td>

                            </tr>

                            <tr>

                                  

                                   <td>2</td>

                                   <td>张三疯</td>

                                   <td>√</td>

                                   <td></td>

                                   <td></td>

                            </tr>

                            <tr>

                                  

                                   <td>3</td>

                                   <td>李4疯</td>

                                   <td>√</td>

                                   <td></td>

                                   <td></td>

                            </tr>

                     </tbody>

                     <tfoot>

                            <tr>

                                   <td>总计</td>

                                   <td colspan="5">3人</td>

                            </tr>

                     </tfoot>

              </table>

（0）行row,列col,,单元格cell

（1）tr可以嵌套th、td

（2）行合并、列合并

（3）单元格间距cellspacing

（4）单元格内边距cellpadding="0"，内容和边框距离