# Spacing

:::info

Please read the [overview](/docs/theming/customization/overview) first to learn
how to properly customize the styling engine, and get type safety.

:::

## Example

Here's an example of how to customize spacing in Chakra UI.

```tsx title="theme.ts"
import { createSystem, defaultConfig, defineConfig } from "@chakra-ui/react"

const customConfig = defineConfig({
  theme: {
    tokens: {
      spacing: {
        "128": { value: "32rem" },
        "144": { value: "36rem" },
      },
    },
  },
})

export const system = createSystem(defaultConfig, customConfig)
```

## Usage

Here's how to use the custom spacing in Chakra UI.

```tsx
<Box margin="128" />
```