.stylelintrc.json

{
    "extends": "stylelint-config-standard",
    "plugins": [
        "stylelint-scss"
    ],
    "rules": {
        "at-rule-no-unknown": [true, { "ignoreAtRules": ["include", "each", "mixin", "if", "else", "content", "extend"] } ],
        "indentation": 4,
        "scss/at-import-no-partial-leading-underscore": true,
        "scss/at-import-partial-extension-blacklist": ["scss"],
        "scss/dollar-variable-no-missing-interpolation": true,
        "scss/media-feature-value-dollar-variable": "always",
        "scss/selector-no-redundant-nesting-selector": true,
        "at-rule-empty-line-before": [ "always", { "ignoreAtRules": ["else"], "ignore": ["blockless-after-same-name-blockless", "inside-block"] } ],
        "block-closing-brace-newline-after": [ "always", { "ignoreAtRules": ["if", "else"] } ],
        "color-hex-length": "long",
        "declaration-colon-newline-after": "always-multi-line",
        "declaration-colon-space-after": "always-single-line",
        "property-no-unknown": [true, { "ignoreProperties": ["scrollbar-color", "scrollbar-width"] } ]
    }
}