style-dictionary/examples/advanced/create-react-app/style-dictionary/tokens/spacing.json

Style once, use everywhere. A build system for creating cross-platform styles.

{
  "spacing": {
    "small": {
      "value": "10px",
      "type": "dimension"
    },
    "medium": {
      "value": "20px",
      "type": "dimension"
    },
    "large": {
      "value": "30px",
      "type": "dimension"
    }
  }
}