.stylelintrc.json

{
  "plugins": [
    "stylelint-scss"
  ],
  "extends": ["stylelint-config-standard-scss"],
  "ignoreFiles": ["**/*.js", "**/*.md", "**/*.MD", "**/*.html"],
  "rules": {
    "at-rule-no-unknown": [true, {
      "ignoreAtRules": [
        "each",
        "for",
        "if",
        "error",
        "include",
        "mixin",
        "use"
      ]
    }],
    "max-nesting-depth": [4, {
      "ignore": ["pseudo-classes"]
    }],
    "no-descending-specificity": null,
    "selector-pseudo-class-no-unknown": [true, {
      "ignorePseudoClasses": ["root", "host", "unresolved", "part", "::part"]
    }],
    "selector-pseudo-element-no-unknown": [true, {
      "ignorePseudoElements": ["root", "host", "unresolved", "part", "::part"]
    }],
    "selector-type-no-unknown":  [true, {
      "ignore": ["custom-elements"]
    }],
    "selector-not-notation": null,
    "import-notation": null,
    "scss/at-mixin-argumentless-call-parentheses": null,
    "scss/dollar-variable-empty-line-before": null,
    "alpha-value-notation": "number",
    "keyframes-name-pattern": null,
    "value-keyword-case": ["lower", {
      "ignoreKeywords": ["currentColor"]
    }]
  }
}