JSFiddle - React, Tailwind, and code Playground
HTML
<div class="wrapper" style="margin: 0 auto; width: 800px; position: relative;">
<canvas id="canvas" style="border: solid;" width="800" height="450" align="center"></canvas>
<div class="controls" style="position: absolute; top:0; left:0;">
<h2>Controls</h2>
<button class="btn" onclick="initBuffers(1)">Man</button>
<br><br>Use the mouse to rotate the view.
</div>
</div>