.stylelintrc

{
    "rules": {
        "indentation": 4,
        "string-quotes": "single",
        "no-duplicate-selectors": true,
        "color-hex-case": "lower",
        "color-named": "never",
        "selector-no-qualifying-type": true,
        "selector-combinator-space-after": "always",
        "selector-attribute-quotes": "always",
        "declaration-block-trailing-semicolon": "always",
        "declaration-no-important": true,
        "declaration-colon-space-before": "never",
        "declaration-colon-space-after": "always",
        "declaration-empty-line-before": [
            "never",
            {
                "ignore": ["after-comment"]
            }
        ],
        "value-no-vendor-prefix": true,
        "number-leading-zero": "never",
        "function-url-quotes": "always",
        "font-family-name-quotes": "always-where-recommended",
        "selector-pseudo-element-colon-notation": "double",
        "selector-pseudo-class-parentheses-space-inside": "never",
        "media-feature-range-operator-space-before": "always",
        "media-feature-range-operator-space-after": "always",
        "media-feature-parentheses-space-inside": "never",
        "media-feature-colon-space-before": "never",
        "media-feature-colon-space-after": "always",
        "rule-empty-line-before": [
            "always-multi-line",
            {
                "except": ["after-single-line-comment", "first-nested"],
                "ignore": ["after-comment"],
                "severity": "warning"
            }
        ],
        "at-rule-empty-line-before": [
            "always",
            {
                "ignore": ["inside-block", "after-comment"],
                "ignoreAtRules": ["import"],
                "severity": "warning"
            }
        ],
        "block-closing-brace-newline-after": [
            "always",
            {
                "ignoreAtRules": ["if", "else"]
            }
        ]
    },
}