JSFiddle - React, Tailwind, and code Playground
HTML
<body>
<details>
<summary>System Information</summary>
<p>macOS</p>
</details>
</body>
CSS
body { box-sizing: border-box }
* { box-sizing: inherit }
<body>
<details>
<summary>System Information</summary>
<p>macOS</p>
</details>
</body>
body { box-sizing: border-box }
* { box-sizing: inherit }