Added stylelint + config

.stylelintrc

@@ -0,0 +1,41 @@
+{
+  "extends": [
+    "stylelint-config-standard",
+    "stylelint-config-css-modules"
+  ],
+  "plugins": [
+    "stylelint-declaration-block-order"
+  ],
+  "rules": {
+    "at-rule-no-vendor-prefix": true,
+    "function-url-no-scheme-relative": true,
+    "function-url-quotes": "always",
+    "max-nesting-depth": 3,
+    "media-feature-name-no-vendor-prefix": true,
+    "property-no-vendor-prefix": true,
+    "selector-attribute-quotes": "always",
+    "selector-no-attribute": true,
+    "selector-no-combinator": true,
+    "selector-no-qualifying-type": true,
+    "selector-no-id": true,
+    "selector-no-type": true,
+    "selector-no-universal": true,
+    "selector-no-vendor-prefix": true,
+    "selector-pseudo-element-colon-notation": "double",
+    "selector-pseudo-element-no-unknown": true,
+    "selector-root-no-composition": true,
+    "selector-type-no-unknown": true,
+    "string-quotes": "single",
+    "value-no-vendor-prefix": true,
+    "stylelint-disable-reason": "always-after",
+
+
+    "plugin/declaration-block-order": [
+      "custom-properties",
+      "dollar-variables",
+      "declarations",
+      "rules",
+      "at-rules"
+    ]
+  }
+}

package.json

@@ -10,8 +10,11 @@
     "build": "webpack --config webpack.config.js",
     "storybook": "start-storybook -p 9001",
     "storybook-build": "build-storybook -o dist",
-    "lint": "eslint .",
-    "lint:fix": "npm run lint -- --fix",
+    "lint": "npm run lint:js & npm run lint:css",
+    "lint:js": "eslint .",
+    "lint:js:fix": "npm run lint:js -- --fix",
+    "lint:css": "stylelint 'src/**/*.css'",
+    "lint:css:fix": "stylelint **/*.css",
     "lint:staged": "lint-staged"
   },
   "lint-staged": {
@@ -72,6 +75,10 @@
     "redux-thunk": "^1.0.3",
     "sass-loader": "^4.0.2",
     "style-loader": "^0.13.0",
+    "stylelint": "^7.3.1",
+    "stylelint-config-css-modules": "^0.1.0",
+    "stylelint-config-standard": "^13.0.2",
+    "stylelint-declaration-block-order": "^0.1.0",
     "url-loader": "^0.5.7",
     "webpack": "^1.13.2",
     "webpack-dev-server": "^1.15.1",