.stylelintrc

{
  "plugins": [
    "stylelint-mirego",
    "stylelint-order"
  ],
  "rules": {
    "at-rule-empty-line-before": ["always", {ignore: ["after-comment"], "except": ["first-nested", "blockless-after-blockless"]}],
    "at-rule-no-unknown": [true, {"ignoreAtRules": ["mixin", "content", "include"]}],
    "at-rule-no-vendor-prefix": true,
    "block-closing-brace-newline-after": "always",
    "block-closing-brace-newline-before": "always-multi-line",
    "block-closing-brace-space-before": "always-single-line",
    "block-no-empty": true,
    "block-opening-brace-newline-after": "always-multi-line",
    "block-opening-brace-space-after": "always-single-line",
    "block-opening-brace-space-before": "always",
    "color-hex-case": "lower",
    "color-hex-length": "short",
    "color-no-invalid-hex": true,
    "comment-empty-line-before": "always",
    "comment-whitespace-inside": "always",
    "declaration-bang-space-after": "never",
    "declaration-bang-space-before": "always",
    "declaration-block-no-shorthand-property-overrides": true,
    "declaration-block-semicolon-newline-after": "always-multi-line",
    "declaration-block-semicolon-space-after": "always-single-line",
    "declaration-block-semicolon-space-before": "never",
    "declaration-block-single-line-max-declarations": 1,
    "declaration-block-trailing-semicolon": "always",
    "declaration-colon-newline-after": "always-multi-line",
    "declaration-colon-space-after": "always-single-line",
    "declaration-colon-space-before": "never",
    "declaration-property-value-blacklist": {"/^border/": ["none"]},
    "function-calc-no-unspaced-operator": true,
    "function-comma-newline-after": "always-multi-line",
    "function-comma-space-after": "always-single-line",
    "function-comma-space-before": "never",
    "function-linear-gradient-no-nonstandard-direction": true,
    "function-parentheses-newline-inside": "always-multi-line",
    "function-parentheses-space-inside": "never-single-line",
    "function-url-quotes": "always",
    "function-whitespace-after": "always",
    "indentation": 2,
    "length-zero-no-unit": true,
    "max-empty-lines": 1,
    "max-line-length": [80, {"ignore": "non-comments"}],
    "media-feature-colon-space-after": "always",
    "media-feature-colon-space-before": "never",
    "media-feature-name-no-unknown": true,
    "media-feature-name-no-vendor-prefix": true,
    "media-feature-parentheses-space-inside": "never",
    "media-feature-range-operator-space-after": "always",
    "media-feature-range-operator-space-before": "always",
    "media-query-list-comma-newline-after": "always-multi-line",
    "media-query-list-comma-space-after": "always-single-line",
    "media-query-list-comma-space-before": "never",
    "mirego/single-decimal-line-height": 2,
    "mirego/box-shadow-optional-values": 2,
    "no-eol-whitespace": true,
    "no-missing-end-of-source-newline": true,
    "no-unknown-animations": true,
    "number-leading-zero": "always",
    "number-no-trailing-zeros": true,
    "order/properties-order": [
      [
        "box-sizing",
        "display",
        "content",
        "position",
        "z-index",
        "top",
        "right",
        "bottom",
        "left",
        "opacity",
        "transform",
        "transform-origin",
        "transform-style",
        "flex",
        "order",
        "align-self",
        "flex-direction",
        "justify-content",
        "align-items",
        "flex-wrap",
        "align-content",
        "flex-flow",
        "overflow",
        "overflow-x",
        "overflow-y",
        "width",
        "min-width",
        "max-width",
        "height",
        "min-height",
        "max-height",
        "padding",
        "padding-top",
        "padding-right",
        "padding-bottom",
        "padding-left",
        "border",
        "border-top",
        "border-right",
        "border-bottom",
        "border-left",
        "border-color",
        "border-style",
        "border-width",
        "border-radius",
        "margin",
        "margin-top",
        "margin-right",
        "margin-bottom",
        "margin-left",
        "list-style",
        "list-style-image",
        "list-style-position",
        "list-style-type",
        "background",
        "background-clip",
        "background-color",
        "background-image",
        "background-origin",
        "background-position",
        "background-repeat",
        "background-size",
        "fill",
        "box-shadow",
        "outline",
        "text-align",
        "text-decoration",
        "text-overflow",
        "text-shadow",
        "text-transform",
        "white-space",
        "font",
        "font-family",
        "font-size",
        "font-style",
        "font-weight",
        "line-height",
        "letter-spacing",
        "color",
        "animation",
        "animation-delay",
        "animation-direction",
        "animation-duration",
        "animation-name",
        "transition",
        "transition-delay",
        "transition-duration",
        "transition-property"
      ],
      {"unspecified": "bottomAlphabetical"}
    ],
    "property-no-unknown": [true, {"checkPrefixed": true}],
    "property-no-vendor-prefix": true,
    "selector-combinator-space-after": "always",
    "selector-combinator-space-before": "always",
    "selector-list-comma-newline-after": "always",
    "selector-list-comma-space-before": "never",
    "selector-no-vendor-prefix": true,
    "selector-pseudo-class-no-unknown": true,
    "selector-pseudo-element-colon-notation": "double",
    "selector-pseudo-element-no-unknown": true,
    "selector-type-no-unknown": true,
    "shorthand-property-no-redundant-values": true,
    "string-quotes": "single",
    "unit-no-unknown": true,
    "value-list-comma-newline-after": "always-multi-line",
    "value-list-comma-space-after": "always-single-line",
    "value-list-comma-space-before": "never",
    "value-no-vendor-prefix": true
  }
}