JSFiddle - React, Tailwind, and code Playground

HTML

<table border="1">
    <tr>
        <td>
            <div style="position:relative; height: 100%; background: yellow;">
                <p>This is some content</p>
                <div style="position:absolute; right:0px; top:0px; background: red;">
                   absolute
                </div>
            </div>
        </td>
        <td>
            <div style="position:relative;  height: 100%;  background: yellow;">
                <p>This is some content</p>
                <p>This is some content</p>
                <p>This is some content</p>
                <p>This is some content</p>
                <p>This is some content</p>
                <p>This is some content</p>
                <div style="position:absolute;right:0px; top:0px; background: red;">
                   absolute
                </div>
            </div>
        </td>
    </tr>   
</table>

CSS

td {
    vertical-align: top;
}