长表单
有三种元素有助于区分表格的主体内容，第一行和最后一行。
<!DOCTYPE html>
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<html>
<head>
<title>TODO supply a title</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
thead tr th{
border-bottom: 1px solid black;
}
tfoot tr td{
border-top: 1px solid black;
}
</style>
</head>
<body>
<div>TODO write content</div>
<table>
<thead>
<tr>
<th>Date</th>
<th>Income</th>
<th>Expenditure</th>
</tr>
</thead>
<tbody>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<tr>
<th>1st January</th>
<td>250</td>
<td>36</td>
</tr>
<tr>
<th>2nd January</th>
<td>285</td>
<td>48</td>
</tr>
<!-- additional rows as above -->
<tr>
<th>31st January</th>
<td>129</td>
<td>64</td>
</tr>
</tbody>
<tfoot>
<tr>
<td></td>
<td>7824</td>
<td>1241</td>
</tr>
</tfoot>
</table>
</body>
</html>
