Добавил пакет element-theme-chalk

package-lock.json

@@ -2511,6 +2511,12 @@
       "integrity": "sha512-ZUXBUyGLeoJxp4Nt6G/GjBRLnyz8IKQGexZ2ndWaoegThgMGFO1tdDYID5gBV32/1S83osjJHyfzvanE/8HY4Q==",
       "dev": true
     },
+    "element-theme-chalk": {
+      "version": "2.4.11",
+      "resolved": "https://registry.npmjs.org/element-theme-chalk/-/element-theme-chalk-2.4.11.tgz",
+      "integrity": "sha512-45NObeTZuHXFfR1a9eW1L8dADpPyVA143kcJtX8Jx5dGUR5kcolxit6y8n/9RKiTnPQBV4elilCih95rIhHTbg==",
+      "dev": true
+    },
     "element-ui": {
       "version": "2.4.11",
       "resolved": "https://registry.npmjs.org/element-ui/-/element-ui-2.4.11.tgz",

package.json

@@ -25,6 +25,7 @@
     "babel-plugin-transform-decorators-legacy": "^1.3.5",
     "babel-preset-env": "^1.3.2",
     "css-loader": "^1.0.0",
+    "element-theme-chalk": "^2.4.11",
     "eslint": "^5.11.1",
     "eslint-plugin-html": "^5.0.0",
     "eslint-plugin-node": "^8.0.0",