# keep-aspect parameter (skin)

Source: https://ref.dm-lang.org/skin/param/keep-aspect

### Applies to
- [Label](https://ref.dm-lang.org/skin/control/label.md)
- [Main](https://ref.dm-lang.org/skin/control/main.md)


### Format
> `true/false`

### Default value
> `false`

If stretching a background image, preserve its aspect ratio.

### See also
- [image parameter](https://ref.dm-lang.org/skin/param/image.md)
- [image-mode parameter](https://ref.dm-lang.org/skin/param/image-mode.md)