.stylelintrc.json

{
    "extends": [
        "stylelint-config-sass-guidelines",
        "stylelint-config-concentric-order"
    ],
    "rules": {
        "indentation": 4,
        "max-nesting-depth": 5,
        "order/properties-alphabetical-order": null,
        "declaration-property-value-disallowed-list": [
            {
                "/^(?!\\$)(?!font-size).*$/": ["/^#(?!\\{).*(?!\\})$/", "/^(4|8|16|24|32|40|48|56|64|72|80|88|96)px$/"]
            }, {
                "message": "please use a variable here!"
            }
        ],

        "selector-class-pattern": ".*",
        "number-leading-zero": "never",

        "order/order": [
            { "type": "at-rule", "name": "import" },

            "dollar-variables",
            "custom-properties",

            { "type": "at-rule", "name": "extend" },

            { "type": "at-rule", "name": "include",  "hasBlock": false },
            { "type": "at-rule", "name": "mixin" },
            { "type": "at-rule", "name": "add-mixin" },
            { "type": "at-rule", "name": "apply" },

            "declarations",

            {
                "type": "rule",
                "selector": "/^&::[\\w-]+/",
                "hasBlock": true
            },

            "rules",

            {
            	"type": "at-rule",
            	"name": "include",
            	"hasBlock": true
            },
            {
                "type": "at-rule",
                "name": "include",
                "parameter": "/breakpoints?/i",
                "hasBlock": true
            },
            {
                "type": "at-rule",
                "name": "mixin",
                "parameter": "/breakpoints?/i",
                "hasBlock": true
            },
            {
                "type": "at-rule",
                "name": "add-mixin",
                "parameter": "/breakpoints?/i",
                "hasBlock": true
            },

            { "type": "at-rule", "name": "media", "hasBlock": true }
        ]
    }
}