diff --git a/layouts/default.vue b/layouts/default.vue
index f3bf743..c40f950 100644
--- a/layouts/default.vue
+++ b/layouts/default.vue
@@ -32,7 +32,7 @@ v-app
             | compare_arrows
         v-list-item-title Switch drawer (click me)
   v-footer(:fixed='fixed', app)
-    span Bluemoon Ver. {{ version }}
+    span Bluemoon Ver. {{ version }} 2020.
 </template>
 
 <script>
diff --git a/nuxt.config.js b/nuxt.config.js
index ad8e0ac..b0fa3cd 100644
--- a/nuxt.config.js
+++ b/nuxt.config.js
@@ -48,6 +48,7 @@ export default {
   modules: [
     '@nuxtjs/vuetify',
     '@nuxtjs/eslint-module',
+    '@nuxtjs/pwa',
     [
       '@nuxtjs/dotenv',
       {
diff --git a/package.json b/package.json
index 47e5a8d..1fb110e 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "generate": "nuxt generate"
   },
   "dependencies": {
+    "@nuxtjs/pwa": "^3.0.0-beta.19",
     "@nuxtjs/vuetify": "1.8.3",
     "firebase": "^6.6.0",
     "firebase-tools": "^7.3.1",
diff --git a/yarn.lock b/yarn.lock
index 6eb0335..786c60d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1227,6 +1227,18 @@
     consola "^2.9.0"
     eslint-loader "^2.2.1"
 
+"@nuxtjs/pwa@^3.0.0-beta.19":
+  version "3.0.0-beta.19"
+  resolved "https://registry.yarnpkg.com/@nuxtjs/pwa/-/pwa-3.0.0-beta.19.tgz#4685c8137a5b588126b3ee4d469f6806423f958f"
+  integrity sha512-5c7CB2qrrlpu7BmJeWX9GN//uK1SiEzBbT+ykH11ZfUxQyXiO3QTm1f6tTOnG/P5v4kRIGYdBr0wmRbA/Hv1cw==
+  dependencies:
+    defu "^0.0.3"
+    execa "^1.0.0"
+    fs-extra "^8.1.0"
+    hasha "^5.0.0"
+    jimp-compact "^0.8.0"
+    workbox-cdn "^4.3.1"
+
 "@nuxtjs/vuetify@1.8.3":
   version "1.8.3"
   resolved "https://registry.yarnpkg.com/@nuxtjs/vuetify/-/vuetify-1.8.3.tgz#ab8190aa569d342984f43153afd76b0c58d0c31c"
@@ -3700,6 +3712,11 @@ defu@^0.0.1:
   resolved "https://registry.yarnpkg.com/defu/-/defu-0.0.1.tgz#74dc4d64e401d7f95c6755fe98bc5cd688833a8f"
   integrity sha512-Pz9yznbSzVTNA67lcfqVnktROx2BrrBBcmQqGrfe0zdiN5pl5GQogLA4uaP3U1pR1LHIZpEYTAh2sn+v4rH1dA==
 
+defu@^0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/defu/-/defu-0.0.3.tgz#bdc3ea1e1ab2120d4d4a129147f3ba9b7f9fe103"
+  integrity sha512-u/fe4fBwrD0KACvI0sYWTWFzooqONZq8ywPnK0ZkAgLNwaDTKpSWvMiiU4QmzhrQCXu8Y0+HIWP8amE18lsL4A==
+
 delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
@@ -5319,6 +5336,14 @@ hash.js@^1.0.0, hash.js@^1.0.3:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
 
+hasha@^5.0.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/hasha/-/hasha-5.1.0.tgz#dd05ccdfcfe7dab626247ce2a58efe461922f4ca"
+  integrity sha512-OFPDWmzPN1l7atOV1TgBVmNtBxaIysToK6Ve9DK+vT6pYuklw/nPNT+HJbZi0KDcI6vWB+9tgvZ5YD7fA3CXcA==
+  dependencies:
+    is-stream "^2.0.0"
+    type-fest "^0.8.0"
+
 he@1.2.x, he@^1.1.0, he@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
@@ -6095,6 +6120,11 @@ jest-worker@^24.9.0:
     merge-stream "^2.0.0"
     supports-color "^6.1.0"
 
+jimp-compact@^0.8.0:
+  version "0.8.5"
+  resolved "https://registry.yarnpkg.com/jimp-compact/-/jimp-compact-0.8.5.tgz#4dd5be1df94111902a58e6e698cbbdea9bdc1e0b"
+  integrity sha512-BkpiX6jZyDVLU+CleO/6yF8SFHnyZXiElPryNjZx58AK1vy+bqSFvhKeFS680TISSr8IWqHlIAwDMMA0DTQkMw==
+
 jju@^1.1.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/jju/-/jju-1.4.0.tgz#a3abe2718af241a2b2904f84a625970f389ae32a"
@@ -10359,6 +10389,11 @@ type-fest@^0.5.2:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.5.2.tgz#d6ef42a0356c6cd45f49485c3b6281fc148e48a2"
   integrity sha512-DWkS49EQKVX//Tbupb9TFa19c7+MK1XmzkrZUR8TAktmE/DizXoaoJV6TZ/tSIPXipqNiRI6CyAe7x69Jb6RSw==
 
+type-fest@^0.8.0:
+  version "0.8.1"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
+  integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
+
 type-is@~1.6.17, type-is@~1.6.18:
   version "1.6.18"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
@@ -11047,6 +11082,11 @@ wordwrap@~1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
 
+workbox-cdn@^4.3.1:
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/workbox-cdn/-/workbox-cdn-4.3.1.tgz#f1ffed5368c20291048498ba0744baf27dbd7294"
+  integrity sha512-Adkgo+/7S+bBsDTzdeH0xxQCrfBM1EiyZlvu1tMh0cJ/ipC6TtA8KDr12PBREdbL0zO9hG+7OSzvi2NLchPAEg==
+
 worker-farm@^1.7.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.7.0.tgz#26a94c5391bbca926152002f69b84a4bf772e5a8"