.stylelintrc.json

{
  "plugins": [
    "stylelint-order"
  ],
  "rules": {
    "color-no-invalid-hex": true,
    "string-no-newline": true,
    "unit-no-unknown": true,
    "property-no-unknown": true,
    "block-no-empty": true,
    "comment-no-empty": true,
    "no-extra-semicolons": true,
    "no-invalid-double-slash-comments": true,
    "declaration-no-important": true,
    "declaration-block-single-line-max-declarations": 1,
    "number-leading-zero": "never",
    "number-no-trailing-zeros": null,
    "string-quotes": "single",
    "length-zero-no-unit": true,
    "value-keyword-case": "lower",
    "property-case": "lower",
    "declaration-colon-space-after": "always",
    "selector-type-case": "lower",
    "selector-list-comma-newline-after": "always",
    "no-eol-whitespace": true,
    "order/properties-alphabetical-order": true,
    "indentation": 2
  }
}