Css için gerekli ayarlar yapıldı

src/assets/scss/main.module.scss

+@import "bulma/bulma.sass";

src/main.js

-import Vue from 'vue'
-import App from './App.vue'
-import router from './router'
+import Vue from "vue";
+import App from "./App.vue";
+import router from "./router";
 
-Vue.config.productionTip = false
+import style from "./assets/scss/main.module.scss";
+Vue.prototype.style = style;
+
+Vue.config.productionTip = false;
 
 new Vue({
   router,
   render: h => h(App)
-}).$mount('#app')
+}).$mount("#app");

vue.config.js

+const webpack = require("webpack");
+
+module.exports = {
+  configureWebpack: {
+    plugins: [
+      new webpack.optimize.LimitChunkCountPlugin({
+        maxChunks: 6
+      })
+    ]
+  },
+
+  chainWebpack: config => {
+    config.plugin("html").tap(args => {
+      args[0].title = "Oyun Parkı";
+      return args;
+    });
+  },
+
+  css: {
+    extract: false,
+    requireModuleExtension: true,
+    loaderOptions: {
+      css: {
+        importLoaders: 1,
+        modules: {
+          localIdentName: "[hash:base64:5]"
+        }
+      }
+    }
+  },
+
+  productionSourceMap: false
+};