<html><head><style>table, th, td { border: 1px solid black;}</style></head><body><h1>表格标题</h1><h2>水平标题：</h2><table> <tr> <th>Name</th> <th>Email</th> <th>Phone</th> </tr> <tr> <td>李四</td> <td>john.doe@example.com</td> <td>123-45-678</td> </tr></table><h2>垂直标题：</h2><table> <tr> <th>Name:</th> <td>李四</td> </tr> <tr> <th>Email:</th> <td>john.doe@example.com</td> </tr> <tr> <th>Phone:</th> <td>123-45-678</td> </tr></table></body></html>