docs: function defaultMatchType (rules, { baseFontSize }) {
    if (rem(rules.fontSize, baseFontSize) > 2) {
      rules = {
        ...rules,
        letterSpacing: -1
      }
    }
    if (rem(rules.fontSize, baseFontSize) < 0.75) {
      rules = {
        ...rules,
        textTransform: 'uppercase'
      }
    }
    return rules
  }