.stylelintrc.json

{
  "extends": ["stylelint-config-prettier"],
  "rules": {
    "color-no-invalid-hex": true,
    "function-calc-no-unspaced-operator": true,
    "function-name-case": "lower",
    "function-url-quotes": "always",
    "function-whitespace-after": "always",
    "length-zero-no-unit": true,
    "string-no-newline": true,
    "unit-no-unknown": true,
    "unit-allowed-list": ["px", "%", "deg", "ms", "em", "vh", "vw", "vmax", "s", "rem"],
    "shorthand-property-no-redundant-values": true,
    "declaration-block-no-duplicate-properties": [
      true,
      {
        "ignore": ["consecutive-duplicates-with-different-values"]
      }
    ],
    "declaration-block-single-line-max-declarations": 1,
    "declaration-property-value-disallowed-list": [
      {
        "/.*/": ["initial"]
      },
      {
        "message": "The `initial` value is not supported in IE."
      }
    ],
    "selector-pseudo-element-colon-notation": "double",
    "selector-pseudo-element-no-unknown": [
      true,
      {
        "ignorePseudoElements": ["ng-deep"]
      }
    ],
    "selector-type-case": "lower",
    "selector-max-id": 0
  }
}