php导出word文件，如何设置纸张格式？-PHP中文网问答

<?php

header('Content-type: application/octet-stream');
header("Content-Disposition: attachment; filename=\"路浩内部电话表.doc\"");

<!DOCTYPE html>
<html >
<head>
    <meta charset="UTF-8">
    <title>电话表</title>
    <style>
        th, .bm
        {
            font-family: SimHei;
            padding: 5px;
        }
        td
        {
            font-family: FangSong_GB2312;
            font-size: 14px;
            padding: 5px;
        }
        .num
        {
            font-family: 'Times New Roman';
            font-size: 14px;
            padding: 5px;
        }
    </style>
</head>
<body>
    <table border="1" cellpadding="0" cellspacing="0" align="center">
        <caption align="center" style="font-size:24px;padding:15px;font-family: SimHei;">内部电话表</caption>
        <tr>
            <th style="width:150px">部门</th>
            <th style="width:150px">职务</th>
            <th style="width:100px">姓名</th>
            <th style="width:150px">分机</th>
            <th style="width:150px">直拨号</th>
            <th style="width:150px">邮箱</th>
        </tr>
        <tr>
            <th style="width:150px">流程部</th>
            <th style="width:150px">代理人</th>
            <th style="width:100px">张三</th>
            <th style="width:150px">1827</th>
            <th style="width:150px">0302</th>
            <th style="width:150px">7129@qq.com</th>
        </tr>
    </table>
</body>
</html>

运行导出文件后效果如下图所示：

现在想要如下的效果，也就是设置成纸张的格式。应该什么做呢？