.stylelintrc

{
    "extends": "stylelint-config-standard",
    "plugins": [
        "stylelint-scss"
    ],
    "rules": {
        "at-rule-empty-line-before": null,
        "at-rule-no-unknown": null,
        "block-closing-brace-newline-after": null,
        "comment-empty-line-before": null,
        "declaration-bang-space-before": null,
        "declaration-colon-newline-after": null,
        "declaration-empty-line-before": null,
        "function-max-empty-lines": null,
        "indentation": null,
        "rule-empty-line-before": null,
        "value-list-comma-newline-after": null,
        "value-list-max-empty-lines": null,
        "no-descending-specificity": null,
        "at-rule-no-vendor-prefix": true,
        "media-feature-name-no-vendor-prefix": true,
        "string-quotes": "single",
        "property-no-unknown": [true, {
            "ignoreProperties": ["backdrop-filter", "composes"]
        }],
        "property-no-vendor-prefix": true,
        "selector-no-vendor-prefix": true,
        "selector-pseudo-class-no-unknown": [true, {
            "ignorePseudoClasses": ["global", "local"]
        }],
        "value-no-vendor-prefix": true,
        "scss/at-rule-no-unknown": true
    },
    "defaultSeverity": "warning"
}