.stylelintrc

{
    "rules": {
        "block-no-empty": true,
        "color-no-invalid-hex": true,
        "declaration-block-no-duplicate-properties": [
            true,
            {
                "ignore": [
                    "consecutive-duplicates-with-different-values"
                ]
            }
        ],
        "function-calc-no-unspaced-operator": true,
        "keyframe-declaration-no-important": true,
        "property-no-unknown": true,
        "selector-pseudo-class-no-unknown": true,
        "selector-pseudo-element-no-unknown": true,
        "unit-no-unknown": true,
        "block-closing-brace-newline-after": "always",
        "block-closing-brace-newline-before": "always-multi-line",
        "block-closing-brace-space-before": "always-single-line",
        "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": null,
        "color-hex-length": null,
        "declaration-block-semicolon-newline-after": "always",
        "declaration-block-semicolon-space-after": "always-single-line",
        "declaration-block-semicolon-space-before": "never",
        "declaration-block-single-line-max-declarations": 1,
        "declaration-colon-space-after": "always-single-line",
        "declaration-colon-space-before": "never",
        "function-comma-space-after": "always",
        "function-comma-space-before": "never",
        "function-parentheses-newline-inside": "always-multi-line",
        "function-parentheses-space-inside": "never",
        "indentation": 4,
        "max-empty-lines": 1,
        "no-eol-whitespace": true,
        "no-missing-end-of-source-newline": true,
        "selector-max-empty-lines": 0,
        "selector-pseudo-element-colon-notation": "double",
        "value-list-comma-newline-after": "always-multi-line",
        "value-list-comma-newline-before": "never-multi-line",
        "value-list-comma-space-after": "always-single-line",
        "value-list-comma-space-before": "never",
        "value-list-max-empty-lines": 0,
        "selector-class-pattern": "^[a-z][a-z0-9U]+(-[a-z0-9]+)*$",
        "selector-id-pattern": "^[a-z][a-z0-9]+(-[a-z0-9]+)*$"
    }
}