.stylelintrc.json

{
  "extends": ["stylelint-config-standard", "stylelint-config-prettier"],
  "rules": {
    "at-rule-empty-line-before": [
      "always",
      {
        "ignore": ["after-comment", "first-nested"],
        "ignoreAtRules": ["else", "for", "if", "import"]
      }
    ],
    "at-rule-no-unknown": null,
    "color-hex-case": "lower",
    "color-named": "never",
    "declaration-no-important": true,
    "font-family-name-quotes": "always-where-recommended",
    "function-name-case": ["lower", {}],
    "function-url-quotes": "always",
    "max-empty-lines": 2,
    "max-nesting-depth": 4,
    "media-feature-name-no-unknown": [
      true,
      {
        "ignoreMediaFeatureNames": ["min-device-pixel-ratio"]
      }
    ],
    "selector-pseudo-element-colon-notation": "double",
    "selector-pseudo-element-no-unknown": [true, {}],
    "property-no-unknown": [
      true,
      {
        "ignoreProperties": ["place-items"]
      }
    ],
    "selector-type-no-unknown": null,
    "string-quotes": "single",
    "value-keyword-case": [
      "lower",
      {
        "ignoreProperties": ["/font-?family/i"]
      }
    ]
  }
}