# Breakpoint

> Represents the responsive breakpoints used as class prefixes, such as md:drawer.

[API reference](/docs/api/index.md) › [Bootstrap 6](/docs/extensions/bootstrap6/reference/index.md) › [enum](/docs/extensions/bootstrap6/reference/enum/index.md) › Breakpoint

| enum | `yii2\extensions\bootstrap6\enum\Breakpoint` |
| --- | --- |
| Backed by | `string` |
| Source | [`src/enum/Breakpoint.php`](https://github.com/yii2-extensions/bootstrap6/blob/main/src/enum/Breakpoint.php#L10) |

Represents the responsive breakpoints used as class prefixes, such as `md:drawer`.

## Cases

| Case | Value | Description |
| --- | --- | --- |
| <span id="case-LG"></span>`LG` | `'lg'` | Applies from the large breakpoint upward. |
| <span id="case-MD"></span>`MD` | `'md'` | Applies from the medium breakpoint upward. |
| <span id="case-SM"></span>`SM` | `'sm'` | Applies from the small breakpoint upward. |
| <span id="case-XL"></span>`XL` | `'xl'` | Applies from the extra-large breakpoint upward. |
| <span id="case-XXL"></span>`XXL` | `'2xl'` | Applies from the 2x-large breakpoint upward. |