.stylelintrc

{
  "extends": ["stylelint-config-standard"],
  "plugins": ["stylelint-no-indistinguishable-colors"],
  "rules": {
    "selector-class-pattern": null,
    "block-no-empty": true,
    "comment-no-empty": true,
    "no-duplicate-selectors": true,
    "selector-type-no-unknown": null,
    "no-descending-specificity": null,
    "media-feature-name-no-unknown": null,
    "function-calc-no-unspaced-operator": true,
    "declaration-block-single-line-max-declarations": 1,
    "selector-type-case": "lower",
    "rule-empty-line-before": [
      "always-multi-line",
      {
        "ignore": ["first-nested", "after-comment"]
      }
    ],
    "property-no-unknown": [
      true,
      {
        "severity": "warning"
      }
    ],
    "property-disallowed-list": [],
    "unit-allowed-list": ["em", "rem", "s", "px", "%", "vw", "vh", "ms", "deg", "ch", "cm", "dpi", "fr"]
  }
}