Use the `size` attribute to change a button’s size:

- `lg` (default)
- `md`
- `sm`

```html
<div class="flex gap-12">
  <sd-button size="lg">Large</sd-button>
  <sd-button size="md">Medium</sd-button>
  <sd-button size="sm">Small</sd-button>
</div>
```
