storybook/docs/snippets/common/parameters-in-meta.ts-4-9.mdx

```ts
// Button.stories.ts|tsx

// Replace your-framework with the framework you are using (e.g., react-webpack5, vue3-vite)
import type { Meta, StoryObj } from '@storybook/your-framework';

import { Button } from './Button';

const meta = {
  component: Button,
  // 👇 Meta-level parameters
  parameters: {
    backgrounds: {
      default: 'dark',
    },
  },
} satisfies Meta<typeof Button>;
export default meta;

type Story = StoryObj<typeof Meta>;

export const Basic: Story = {};
```