> For the complete documentation index, see [llms.txt](https://wiki.zephyr-sim.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.zephyr-sim.com/account-management/user-settings/appearance.md).

# Appearance

Settings pane to manage appearance options for the application

{% hint style="info" %}
This pane is available to all users
{% endhint %}

## Theme

This pane allows the user to set a Light, Dark, or System mode for viewing the site.

* Light: (default) chooses a light color palette for styles
* Dark: chooses a dark color palette for styles
* System: detects your preference from your device

## Responsive Width

The second options pertain to the width of content on the website:

* Full: uses all horizontal space on the screen to fit content
* Regular: sets a maximum width for content to fit within

<figure><img src="https://1836517361-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fb4gMJ8PjT5QccaZNi3oB%2Fuploads%2FOiR6JWHuIs3RbLbFswJN%2Fimage.png?alt=media&amp;token=c97a38e0-3ae4-4df1-bf17-7bfff9d82578" alt=""><figcaption><p>User Settings Pane for Appearance</p></figcaption></figure>