```ts
// YourComponent.stories.ts

import { html } from 'lit-html';

import type { Meta } from '@storybook/web-components';

const meta: Meta<YourComponentProps> = {
  title: 'YourComponent',
  component: 'demo-your-component',
  decorators: [(story) => html`<div style="margin: 3em">${story()}</div>`],
};
export default meta;
```