rework & new build system

package.json

@@ -1,30 +1,24 @@
 {
   "private": true,
+  "browserslist": [
+    "last 2 Chrome versions",
+    "last 2 Safari versions",
+    "last 2 Firefox versions"
+  ],
   "scripts": {
-    "build:dev": "webpack -d",
-    "build:prod": "webpack -p",
-    "dev": "webpack-dev-server -d"
+    "dev": "parcel ./src/index.html",
+    "build": "parcel build ./src/index.html"
   },
   "dependencies": {
     "moment": "^2.24.0",
-    "react": "^16.8",
-    "react-dom": "^16.8",
-    "react-fittext": "^1.0.0"
+    "react": "16.9",
+    "react-dom": "16.9"
   },
   "devDependencies": {
-    "@types/react": "^16.8",
-    "@types/react-dom": "^16.8",
-    "awesome-typescript-loader": "^5",
-    "css-loader": "^2",
-    "file-loader": "^3",
-    "html-webpack-plugin": "^3",
-    "mini-css-extract-plugin": "^0.5.0",
-    "style-loader": "^0",
-    "stylus": "^0",
-    "stylus-loader": "^3",
-    "typescript": "^3.3.3",
-    "webpack": "^4",
-    "webpack-cli": "^3",
-    "webpack-dev-server": "^3.1.14"
+    "@types/react": "16.9",
+    "@types/react-dom": "16.9",
+    "stylus": "^0.54.7",
+    "parcel-bundler": "^1.12.4",
+    "typescript": "^3.7"
   }
-}
+}