JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
<script src="https://cdn.datatables.net/v/bs4/dt-1.10.16/r-2.2.1/datatables.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdn.datatables.net/v/bs4/dt-1.10.16/r-2.2.1/datatables.min.css">
<div class="d-flex">

    <div class="sidebar bg-dark text-light">
        sidebar
    </div>

    <div class="content">
        <table id="example" class="table table-striped table-bordered" cellspacing="0" width="100%">
                <thead>
                    <tr>
                        <th>Name</th>
                        <th>Position</th>
                        <th>Office</th>
                        <th>Age</th>
                        <th>Start date</th>
                        <th>Salary</th>
                    </tr>
                </thead>
                <tfoot>
                    <tr>
                        <th>Name</th>
                        <th>Position</th>
                        <th>Office</th>
                        <th>Age</th>
                        <th>Start date</th>
                        <th>Salary</th>
                    </tr>
                </tfoot>
                <tbody>
                    <tr>
                        <td>Tiger Nixon</td>
                        <td>System Architect</td>
                        <td>Edinburgh</td>
                        <td>61</td>
                        <td>2011/04/25</td>
                        <td>$320,800</td>
                    </tr>
                    <tr>
                        <td>Garrett Winters</td>
                        <td>Accountant</td>
                        <td>Tokyo</td>
                       ...

CSS

.sidebar {
    flex: 0 0 250px;
}

.content {
    flex: 0 0 auto;
    flex-grow: 1;
}

JavaScript

$(document).ready(function() {
    $('#example').DataTable({
    	responsive: true
    });
} );