<thead>
<tr>
<th rowspan="2" data-field="id">SL</th>
<th rowspan="2" data-field="name">Region</th>
<th rowspan="2" data-field="price">PG Type</th>
<th rowspan="2" data-field="Fullname">Status</th>
<th colspan="2">CPO Patients</th>
<th colspan="5">Billing and Contract</th>
</tr>
<tr>
<th data-field="Email">Met</th>
<th data-field="Id">Possible</th>
<th data-field="Name">Billable</th>
<th data-field="Surname">Last Paid</th>
<th data-field="Fullname">Contract Info.</th>
<th data-field="Email">Payment Info.</th>
<th data-field="Iame">In Person Visit</th>
</tr>
</thead>
</table>
使用此代码，我使正文对齐不匹配，当我的列很少时，它工作正常。我正在使用引导程序 3 版本。 使用此代码，我使正文对齐不匹配，当我的列很少时，它工作正常。我正在使用引导程序 3 版本。
这会将所有th对齐在一行中，
<!DOCTYPE html>
<html>
<head>
<title></title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
</head>
<body>
<tdble style="border : 1px solid black">
<thead>
<tr>
<th colspan="2" data-field="id">PR</th>
<th colspan="2" data-field="id">SL</th>
<th colspan="2" data-field="name">Region</th>
<th colspan="2" data-field="price">PG Type</th>
<th colspan="2" data-field="Fullname">Status</th>
<th colspan="1">CPO Patients</th>
<th colspan="5">Billing and Contract</th>
</tr>
<tr style="text-align: center">
<th data-field="Email">Met</th>
<th data-field="Id">Possible</th>
<th data-field="Name">Billable</th>
<th data-field="Surname">Last Paid</th>
<th data-field="Fullname">Contract Info.</th>
<th data-field="Email">Payment Info.</th>
<th data-field="Iame">In Person Visit</th>
</tr>
</thead>
</table>
</body>
</html>