.stylelintrc.json

{
  "extends": "stylelint-config-standard",
  "rules": {
    "comment-empty-line-before": null,
    "declaration-block-no-redundant-longhand-properties": null,
    "declaration-block-single-line-max-declarations": null,
    "no-descending-specificity": [true, { "severity": "warning" }],
    "no-duplicate-selectors": [true, { "severity": "warning" }],
    "property-no-unknown": [true, {
      "ignoreProperties": [
        "binding",

        "hyphenate"
      ]
    }],
    "rule-empty-line-before": null,
    "selector-attribute-quotes": null,
    "selector-class-pattern": "(^([a-z][a-z0-9]*)(-[a-z0-9]+)*$|^fb2_info$)",
    "selector-type-case": ["lower", {
      "ignoreTypes": ["DocFragment", "rubyBox"]
    }],
    "selector-type-no-unknown": [true, {
      "ignoreTypes": [
        "noframes",
        "rbc",

        "DocFragment",
        "rubyBox",

        "empty-line",

        "author",
        "date",
        "description",
        "genre",

        "epigraph",
        "v",
        "stanza",
        "poem",
        "text-author",
        "epigraph",

        "book-title",
        "subtitle",
        "title-info",
        "keywords",
        "lang",
        "src-lang",
        "translator",
        "document-info",
        "publish-info",
        "custom-info",
        "coverpage",
        "underline",
        "spacing",
        "emphasis",
        "underline",
        "strikethrough",
        "spacing"
      ]
    }],
    "shorthand-property-no-redundant-values": null
  }
}