Add npm run css

stages/9/elm-package.json

@@ -4,7 +4,8 @@
     "repository": "https://github.com/rtfeldman/elm-workshop.git",
     "license": "BSD-3-Clause",
     "source-directories": [
-        "src"
+        "src",
+        "css"
     ],
     "exposed-modules": [],
     "dependencies": {
@@ -12,7 +13,8 @@
         "evancz/elm-effects": "2.0.0 <= v < 3.0.0",
         "evancz/elm-html": "4.0.0 <= v < 5.0.0",
         "evancz/elm-http": "3.0.0 <= v < 4.0.0",
-        "evancz/start-app": "2.0.0 <= v < 3.0.0"
+        "evancz/start-app": "2.0.0 <= v < 3.0.0",
+        "rtfeldman/elm-css": "1.0.0 <= v < 2.0.0"
     },
     "elm-version": "0.16.0 <= v < 0.17.0"
 }

stages/9/package.json

@@ -5,6 +5,7 @@
   "scripts": {
     "build": "elm-make src/Main.elm --output elm.js",
     "watch": "../../node_modules/.bin/elm-live src/Main.elm --open -- --output=elm.js",
+    "css": "../../node_modules/.bin/elm-css css/Stylesheets.elm",
     "test": "node test.js",
     "install": "npm run build"
   },