Install standard

package.json

@@ -40,10 +40,13 @@
     "postcss-color-mod-function": "^3.0.3",
     "postcss-css-variables": "^0.12.0",
     "postcss-import": "^12.0.1",
-    "postcss-inline-svg": "^3.1.1"
+    "postcss-inline-svg": "^3.1.1",
+    "standard": "^14.3.1"
   },
   "browserslist": {
-     "legacy": ["defaults AND not android 4.4.3"],
+    "legacy": [
+      "defaults AND not android 4.4.3"
+    ],
     "modern": [
       "Edge > 16",
       "Firefox > 31",