JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>

<head>
  <style>
    body {
      font: 90%/1.45em "Helvetica Neue", HelveticaNeue, Verdana, Arial, Helvetica, sans-serif;
      margin: 0;
      padding: 30px;
      color: #333;
      background-color: #fff;
    }
  </style>
  <script src="https://code.jquery.com/jquery-3.5.1.js"></script>

  <link href="https://cdn.datatables.net/v/dt/dt-1.10.16/r-2.2.1/datatables.min.css" rel="stylesheet" type="text/css" />

  <script src="https://cdn.datatables.net/v/dt/dt-1.10.16/r-2.2.1/datatables.min.js"></script>

  <meta charset=utf-8 />
  <title>DATA GĂ–STER</title>
</head>
<body>
  <div class="container">
    <table id="example" class="display nowrap" width="100%">
      <thead>
        <tr>
          <th></th>
          <th>NUMBER</th>
          <th>CAMPAIGN</th>
          <th class="none">PAGES</th>
        </tr>
      </thead>
      <tbody>
        <?php foreach ($dataList as $number => $data): ?>
          <tr>
            <td class="details-control"></td>
            <td><?= $number ?></td>
            <td><?= 'CAMPAIGN' ?></td>
            <td>
              <table id="table-<?= $number ?>" class="display nowrap sub_table" width="100%">
                <thead>
                  <tr>
                    <th>CAMPAIGN</th>
                    <th>PAGE</th>
                    <th>TIME</th>
                  </tr>
                </thead>
                <tbody>
                  <?php foreach ($data as $page): ?>
                    <tr>
                      <td><?= $page['campaign'] ?></td>
                      <td><?= $page['page'] ?></td>
                      <td><?= $page['timePage'] ?></td>
                    </tr>
                  <?php endforeach; ?>
                </tbody>
              </table>
            </td>
          </tr>
        <?php endforeach; ?>
      </tbody>
    </table>
  </div>
  <script>
    const tableList = [];

    $(document).ready(function() {
      let table = $('#example').DataTable({
        responsive:...