# Checkbox

An on/off choice that is submitted with a form.

**Consumer provides:** A label for each box; related boxes go in a `fieldset` with a `legend`.

```html
<label class="fdt-check"><input type="checkbox"><span></span>Confirm before engage</label>
```

- 18px box, `steel-400` border at rest, `electric-500` fill with white check when on.
- For instant settings use Switch instead.