制作一个表格
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<!--定边框-->
<style>
table{
border:0px solid black;
border-spacing: 0px;
}
td, th{
border:1px solid black;
}
</style>
</head><!--rowspan表示合行，colspan表示合列-->
<body>
<table>
<tr>
<th colspan="9">2013年度图书销售统计
</tr>
<tr>
<td rowspan="2">图书分类</td><th colspan="2">一季度</th><th colspan="2">二季度</th><th colspan="2">三季度</th><th colspan="2">四季度</th>
</tr >
<tr>
<th>销售量</th><th>销售额</th><th>销售量</th><th>销售额</th><th>销售量</th><th>销售额</th><th>销售量</th><th>销售额</th>
</tr>
<tr>
<th>小说</th><th>23521</th><th>￥559.940.00</th><th>18423</th><th>￥44.841.00</th><th>32125</th><th>￥829.870.00</th><th>25188</th><th>￥586.564.00</th>
</tr>
</table>
</body>
</html>