{
  "extends": "stylelint-config-standard",
  "rules": {
    "indentation": [4]
   , "at-rule-no-unknown" : [true , ignoreAtRules: ["mixin", /regex/, "extend", "include"] ] 
   , "length-zero-no-unit" : null
   , "number-leading-zero" : null
  }
  
}