# Logo

The `logo` object configures the form's header logo: image, alignment, brightness, and sticky behaviour.

The `image` field references a file ID from the form's `formFiles` array.

## Schema

| Field | Type | Description |
|  --- | --- | --- |
| `isEnabled` | boolean | Show the logo on the form |
| `image` | string | File ID of the logo image |
| `brightness` | number | Brightness adjustment (0–100) |
| `radius` | number | Corner radius for the logo image |
| `sticky` | string | Scroll behaviour (for example, `"logo-static"`) |
| `align` | string | Horizontal alignment (for example, `"logo-left-1"`) |
| `altText` | string | Accessibility alt text |


```json
"logo": {
  "isEnabled": true,
  "image": "cf9522ef-550d-11f1-bf67-0242ac120005",
  "brightness": 100,
  "radius": 0,
  "sticky": "logo-static",
  "align": "logo-left-1",
  "altText": "forms-app-logo-500px"
}
```