# <details>

The element that contains additional information a user can reveal or hide.

## What is **`<details>`**?

**`<details>`** — The element that contains additional information a user can reveal or hide.

```html
<details>
  <summary>Store hours</summary>
  <p>Open Monday through Friday, 8–5.</p>
</details>
```

Level: Journeyman · [More HTML terms at this level](https://www.ask-codey.com/glossary/subjects/html/journeyman)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/details