diff --git a/admin/package.json b/admin/package.json
index ae1f1c305..3d3919954 100644
--- a/admin/package.json
+++ b/admin/package.json
@@ -14,7 +14,7 @@
     "analyse-bundle": "yarn build && webpack-bundle-analyzer dist/webpack.stats.json",
     "lint": "eslint --max-warnings=0 --ext .js,.vue,.json .",
     "stylelint": "stylelint --max-warnings=0 '**/*.{scss,vue}'",
-    "test": "TZ=UTC jest --coverage",
+    "test": "cross-env TZ=UTC jest --coverage",
     "locales": "scripts/sort.sh"
   },
   "dependencies": {
@@ -57,6 +57,7 @@
     "@vue/cli-service": "~4.5.0",
     "babel-eslint": "^10.1.0",
     "babel-plugin-transform-require-context": "^0.1.1",
+    "cross-env": "^7.0.3",
     "eslint": "7.25.0",
     "eslint-config-prettier": "^8.3.0",
     "eslint-config-standard": "^16.0.3",
diff --git a/admin/yarn.lock b/admin/yarn.lock
index d5fae27fe..af1d18fa6 100644
--- a/admin/yarn.lock
+++ b/admin/yarn.lock
@@ -4688,6 +4688,13 @@ create-hmac@^1.1.0, create-hmac@^1.1.4, create-hmac@^1.1.7:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+cross-env@^7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.3.tgz#865264b29677dc015ba8418918965dd232fc54cf"
+  integrity sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
 cross-spawn@^5.0.1:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
@@ -4708,7 +4715,7 @@ cross-spawn@^6.0.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
-cross-spawn@^7.0.0, cross-spawn@^7.0.2:
+cross-spawn@^7.0.0, cross-spawn@^7.0.1, cross-spawn@^7.0.2:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
   integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==
diff --git a/backend/package.json b/backend/package.json
index 3c4066d6b..8654f4cc7 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -10,11 +10,11 @@
   "scripts": {
     "build": "tsc --build",
     "clean": "tsc --build --clean",
-    "start": "TZ=UTC TS_NODE_BASEURL=./build node -r tsconfig-paths/register build/src/index.js",
-    "dev": "TZ=UTC nodemon -w src --ext ts --exec ts-node -r tsconfig-paths/register src/index.ts",
+    "start": "cross-env TZ=UTC TS_NODE_BASEURL=./build node -r tsconfig-paths/register build/src/index.js",
+    "dev": "cross-env TZ=UTC nodemon -w src --ext ts --exec ts-node -r tsconfig-paths/register src/index.ts",
     "lint": "eslint --max-warnings=0 --ext .js,.ts .",
-    "test": "TZ=UTC NODE_ENV=development jest --runInBand --coverage --forceExit --detectOpenHandles",
-    "seed": "TZ=UTC ts-node -r tsconfig-paths/register src/seeds/index.ts"
+    "test": "cross-env TZ=UTC NODE_ENV=development jest --runInBand --coverage --forceExit --detectOpenHandles",
+    "seed": "cross-env TZ=UTC ts-node -r tsconfig-paths/register src/seeds/index.ts"
   },
   "dependencies": {
     "@types/jest": "^27.0.2",
@@ -25,6 +25,7 @@
     "axios": "^0.21.1",
     "class-validator": "^0.13.1",
     "cors": "^2.8.5",
+    "cross-env": "^7.0.3",
     "decimal.js-light": "^2.5.1",
     "dotenv": "^10.0.0",
     "express": "^4.17.1",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 3ba20211a..f37b64d11 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1900,7 +1900,14 @@ create-require@^1.1.0:
   resolved "https://registry.yarnpkg.com/create-require/-/create-require-1.1.1.tgz#c1d7e8f1e5f6cfc9ff65f9cd352d37348756c333"
   integrity sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==
 
-cross-spawn@^7.0.2, cross-spawn@^7.0.3:
+cross-env@^7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.3.tgz#865264b29677dc015ba8418918965dd232fc54cf"
+  integrity sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
+cross-spawn@^7.0.1, cross-spawn@^7.0.2, cross-spawn@^7.0.3:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
   integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==
diff --git a/database/package.json b/database/package.json
index 40c43c9b5..a1fffa882 100644
--- a/database/package.json
+++ b/database/package.json
@@ -10,15 +10,15 @@
   "scripts": {
     "build": "mkdir -p build/src/config/ && cp src/config/*.txt build/src/config/ && tsc --build",
     "clean": "tsc --build --clean",
-    "up": "TZ=UTC node build/src/index.js up",
-    "down": "TZ=UTC node build/src/index.js down",
-    "reset": "TZ=UTC node build/src/index.js reset",
-    "dev_up": "TZ=UTC ts-node src/index.ts up",
-    "dev_down": "TZ=UTC ts-node src/index.ts down",
-    "dev_reset": "TZ=UTC ts-node src/index.ts reset",
+    "up": "cross-env TZ=UTC node build/src/index.js up",
+    "down": "cross-env TZ=UTC node build/src/index.js down",
+    "reset": "cross-env TZ=UTC node build/src/index.js reset",
+    "dev_up": "cross-env TZ=UTC ts-node src/index.ts up",
+    "dev_down": "cross-env TZ=UTC ts-node src/index.ts down",
+    "dev_reset": "cross-env TZ=UTC ts-node src/index.ts reset",
     "lint": "eslint --max-warnings=0 --ext .js,.ts .",
     "seed:config": "ts-node ./node_modules/typeorm-seeding/dist/cli.js config",
-    "seed": "TZ=UTC ts-node src/index.ts seed"
+    "seed": "cross-env TZ=UTC ts-node src/index.ts seed"
   },
   "devDependencies": {
     "@types/faker": "^5.5.9",
@@ -37,6 +37,7 @@
     "typescript": "^4.3.5"
   },
   "dependencies": {
+    "cross-env": "^7.0.3",
     "crypto": "^1.0.1",
     "decimal.js-light": "^2.5.1",
     "dotenv": "^10.0.0",
diff --git a/database/yarn.lock b/database/yarn.lock
index a2df693ec..e5d74929c 100644
--- a/database/yarn.lock
+++ b/database/yarn.lock
@@ -481,7 +481,14 @@ create-require@^1.1.0:
   resolved "https://registry.yarnpkg.com/create-require/-/create-require-1.1.1.tgz#c1d7e8f1e5f6cfc9ff65f9cd352d37348756c333"
   integrity sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==
 
-cross-spawn@^7.0.2:
+cross-env@^7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.3.tgz#865264b29677dc015ba8418918965dd232fc54cf"
+  integrity sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
+cross-spawn@^7.0.1, cross-spawn@^7.0.2:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
   integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==
diff --git a/frontend/package.json b/frontend/package.json
index 3bd975798..b3091d4b4 100755
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -10,7 +10,7 @@
     "analyse-bundle": "yarn build && webpack-bundle-analyzer dist/webpack.stats.json",
     "lint": "eslint --max-warnings=0 --ext .js,.vue,.json .",
     "stylelint": "stylelint --max-warnings=0 '**/*.{scss,vue}'",
-    "test": "TZ=UTC jest --coverage",
+    "test": "cross-env TZ=UTC jest --coverage",
     "locales": "scripts/sort.sh"
   },
   "dependencies": {
@@ -72,6 +72,7 @@
     "babel-eslint": "^10.1.0",
     "babel-plugin-component": "^1.1.0",
     "babel-plugin-transform-require-context": "^0.1.1",
+    "cross-env": "^7.0.3",
     "dotenv-webpack": "^7.0.3",
     "postcss": "^8.4.8",
     "postcss-html": "^1.3.0",
diff --git a/frontend/src/components/TransactionLinks/TransactionLink.vue b/frontend/src/components/TransactionLinks/TransactionLink.vue
index 63e610b26..9b40f2992 100644
--- a/frontend/src/components/TransactionLinks/TransactionLink.vue
+++ b/frontend/src/components/TransactionLinks/TransactionLink.vue
@@ -45,11 +45,16 @@
         </b-button>
       </b-col>
     </b-row>
-    <b-modal :id="'modalPopover-' + id" title="QR-Code" ok-only hide-header-close>
-      <div class="text-center">
-        <figure-qr-code :text="link" />
-        <p>{{ link }}</p>
-      </div>
+    <b-modal :id="'modalPopover-' + id" ok-only hide-header-close>
+      <b-card header-tag="header" footer-tag="footer">
+        <template #header>
+          <h6 class="mb-0">{{ $t('qrCode') }}</h6>
+        </template>
+        <b-card-text><figure-qr-code class="text-center" :text="link" /></b-card-text>
+        <template #footer>
+          <em>{{ link }}</em>
+        </template>
+      </b-card>
     </b-modal>
   </div>
 </template>
diff --git a/frontend/src/locales/de.json b/frontend/src/locales/de.json
index 20ce055d4..6c891d4b2 100644
--- a/frontend/src/locales/de.json
+++ b/frontend/src/locales/de.json
@@ -164,6 +164,7 @@
     "infoText": "Wenn dir dein Empfehlungsgeber seine Publisher-Id gegeben hat, trage sie hier ein, sonst lass das Feld bitte unverändert!",
     "publisherId": "Publisher-Id:"
   },
+  "qrCode": "QR Code",
   "send_gdd": "GDD versenden",
   "send_per_link": "GDD versenden per Link",
   "settings": {
diff --git a/frontend/src/locales/en.json b/frontend/src/locales/en.json
index 201c44d93..759412019 100644
--- a/frontend/src/locales/en.json
+++ b/frontend/src/locales/en.json
@@ -164,6 +164,7 @@
     "infoText": "If your referrer has given you his publisher id, enter it here, otherwise leave the field unchanged!",
     "publisherId": "PublisherID:"
   },
+  "qrCode": "QR Code",
   "send_gdd": "GDD send",
   "send_per_link": "GDD send via link",
   "settings": {
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index cc7868ce3..b7648c9c8 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -5276,6 +5276,13 @@ create-hmac@^1.1.0, create-hmac@^1.1.4, create-hmac@^1.1.7:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+cross-env@^7.0.3:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.3.tgz#865264b29677dc015ba8418918965dd232fc54cf"
+  integrity sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==
+  dependencies:
+    cross-spawn "^7.0.1"
+
 cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
@@ -5296,7 +5303,7 @@ cross-spawn@^6.0.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
-cross-spawn@^7.0.0, cross-spawn@^7.0.2:
+cross-spawn@^7.0.0, cross-spawn@^7.0.1, cross-spawn@^7.0.2:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
   integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==