Default .stylelintrc file for new projects

.stylelintrc

{
  "rules": {
    "at-rule-empty-line-before": [ "always", {
      "except": ["blockless-after-same-name-blockless", "first-nested"]
    } ],
    "at-rule-name-case": "lower",
    "at-rule-name-newline-after": "always-multi-line",
    "at-rule-name-space-after": "always-single-line",
    "at-rule-semicolon-space-before": "never",
    "block-no-empty": true,
    "color-no-invalid-hex": true,
    "comment-empty-line-before": [ "always", {
      "ignore": ["after-comment"]
    } ],
    "comment-no-empty": true,
    "comment-whitespace-inside": "always",
    "declaration-block-no-duplicate-properties": true,
    "declaration-block-no-redundant-longhand-properties": true,
    "declaration-colon-space-after": "always",
    "font-family-no-duplicate-names": true,
    "font-weight-notation": "numeric",
    "indentation": [2, {
      "ignore": ["value"]
    }],
    "length-zero-no-unit": true,
    "max-empty-lines": 2,
    "max-line-length": 100,
    "max-nesting-depth": 3,
    "no-duplicate-selectors": true,
    "no-eol-whitespace": true,
    "no-extra-semicolons": true,
    "no-invalid-double-slash-comments": true,
    "no-missing-end-of-source-newline": true,
    "property-case": "lower",
    "property-no-unknown": true,
    "rule-empty-line-before": [ "always", {
      "except": ["first-nested"],
      "ignore": ["after-comment"]
    } ],
    "selector-list-comma-newline-after": "always",
    "selector-pseudo-class-no-unknown": true,
    "shorthand-property-no-redundant-values": true,
    "string-no-newline": true,
    "string-quotes": "double",
    "unit-case": "lower",
    "unit-no-unknown": true,
    "unit-whitelist": ["deg", "em", "rem", "%", "ms", "s", "px", "vh", "vw"],
    "value-keyword-case": "lower"
  }
}