How to use the @contentful/forma-36-tokens.fontWeightNormal function in @contentful/forma-36-tokens

import tokens from '@contentful/forma-36-tokens';
import { Button, ValidationMessage } from '@contentful/forma-36-react-components';

import { normalizeMessage, isOutOfOrder, isDuplicate, messageToState } from './message-processor';
import { createPubSub } from './pubnub-client';

import { EVENT_TRIGGERED, EVENT_TRIGGER_FAILED } from '../constants';

const styles = {
  info: css({
    color: tokens.colorTextLight,
    marginTop: tokens.spacingS,
    marginBottom: tokens.spacingM,
    fontSize: tokens.fontSizeS,
    fontWeight: tokens.fontWeightNormal
  }),
  header: css({
    display: 'flex',
    marginBottom: tokens.spacingS
  })
};

export default class NeflifySidebarBuildButton extends React.Component {
  static propTypes = {
    site: PropTypes.object.isRequired,
    users: PropTypes.arrayOf(PropTypes.object.isRequired).isRequired,
    userId: PropTypes.string.isRequired
  };

  state = { history: [] };

import { css } from 'emotion';
import tokens from '@contentful/forma-36-tokens';

export default {
  info: css({
    color: tokens.colorTextLight,
    marginBottom: tokens.spacingM,
    fontSize: tokens.fontSizeS,
    fontWeight: tokens.fontWeightNormal
  }),
  button: css({
    marginBottom: tokens.spacingS
  }),
  previewButton: css({
    margin: `${tokens.spacingS} 0`,
    display: 'flex',
    alignItems: 'center',
    justifyContent: 'center'
  }),
  previewContent: css({
    display: 'flex',
    alignContent: 'center'
  }),
  previewIcon: css({
    marginRight: tokens.spacing2Xs,

TextLink
} from '@contentful/forma-36-react-components';
import tokens from '@contentful/forma-36-tokens';
import { SDKContext, GlobalStateContext } from './all-context';
import VariationSelect from './variation-select';
import VariationStats from './variations-stats';
import { getAdditionalEntryInformation } from './utils';

const styles = {
  variationContainer: css({
    marginTop: tokens.spacingXl
  }),
  variationTitle: css({
    small: {
      color: tokens.colorTextLight,
      fontWeight: tokens.fontWeightNormal,
      marginLeft: tokens.spacingXs,
      fontSize: tokens.fontSizeL
    }
  }),
  variationDescription: css({
    whiteSpace: 'nowrap',
    overflow: 'hidden',
    textOverflow: 'ellipsis',
    color: tokens.colorTextLight,
    marginTop: tokens.spacingXs
  }),
  entryCard: css({
    marginTop: tokens.spacingM
  }),
  missingNote: css({
    marginTop: tokens.spacingM