Check out example codes for "purecss tables". It will help you in understanding the concepts better.

Code Example 1

<table class="pure-table">
    <thead>
        <tr>
            <th>#</th>
            <th>Make</th>
            <th>Model</th>
            <th>Year</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td>1</td>
            <td>Honda</td>
            <td>Accord</td>
            <td>2009</td>
        </tr>
        <tr>
            <td>2</td>
            <td>Toyota</td>
            <td>Camry</td>
            <td>2012</td>
        </tr>
        <tr>
            <td>3</td>
            <td>Hyundai</td>
            <td>Elantra</td>
            <td>2010</td>
        </tr>
    </tbody>
</table>

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