JSFiddle - React, Tailwind, and code Playground
by rough cheap
HTML
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js"></script>
<div class="container p-3">
<h1>
Bootstrap 5.3
</h1>
<div id="acordionExample">
<ul>
<li class="acordion-button" data-bs-toggle="collapse" data-bs-target="#collapseOne" aria-expanded="true" aria-controls="collapseOne">
Item 1
<ul id="collapseOne" class="accordion-collapse collapse show" data-bs-parent="#accordionExample">
<li class="acordion-collapse collapse show">Item 1-1</li>
<li class="acordion-collapse collapse show">Item 1-2</li>
<li class="acordion-collapse collapse show">Item 1-3</li>
</ul>
</li>
<li>
Item 2
<ul>
<li>Item 2-1</li>
</ul>
</li>
<li>
Item 3
<ul>
<li>Item 3-1</li>
<li>Item 3-2</li>
<li>
Item 3-3
<ul>
<li>Item 3-3-1</li>
<li>Item 3-3-2</li>
<li>Item 3-3-3</li>
</ul>
</li>
<li>Item 3-4</li>
</ul>
</li>
</ul>
</div>
</div>