diff --git a/my-project-frontend/package-lock.json b/my-project-frontend/package-lock.json
index f370e2c..63df059 100644
--- a/my-project-frontend/package-lock.json
+++ b/my-project-frontend/package-lock.json
@@ -9,6 +9,7 @@
       "version": "0.0.0",
       "dependencies": {
         "@element-plus/icons-vue": "^2.3.1",
+        "@vueuse/core": "^10.9.0",
         "axios": "^1.6.8",
         "element-plus": "^2.7.2",
         "vue": "^3.3.4",
@@ -516,9 +517,9 @@
       }
     },
     "node_modules/@types/web-bluetooth": {
-      "version": "0.0.16",
-      "resolved": "https://registry.npmmirror.com/@types/web-bluetooth/-/web-bluetooth-0.0.16.tgz",
-      "integrity": "sha512-oh8q2Zc32S6gd/j50GowEjKLoOVOwHP/bWVjKJInBwQqdOYMdPrf1oVlelTlyfFK3CKxL1uahMDAr+vy8T7yMQ=="
+      "version": "0.0.20",
+      "resolved": "https://registry.npmmirror.com/@types/web-bluetooth/-/web-bluetooth-0.0.20.tgz",
+      "integrity": "sha512-g9gZnnXVq7gM7v3tJCWV/qw7w+KeOlSHAhgF9RytFyifW6AF61hdT2ucrYhPq9hLs5JIryeupHV3qGk95dH9ow=="
     },
     "node_modules/@vitejs/plugin-vue": {
       "version": "4.6.2",
@@ -629,14 +630,17 @@
       "integrity": "sha512-wBQ0gvf+SMwsCQOyusNw/GoXPV47WGd1xB5A1Pgzy0sQ3Bi5r5xm3n+92y3gCnB3MWqnRDdvfkRGxhKtbBRNgg=="
     },
     "node_modules/@vueuse/core": {
-      "version": "9.13.0",
-      "resolved": "https://registry.npmmirror.com/@vueuse/core/-/core-9.13.0.tgz",
-      "integrity": "sha512-pujnclbeHWxxPRqXWmdkKV5OX4Wk4YeK7wusHqRwU0Q7EFusHoqNA/aPhB6KCh9hEqJkLAJo7bb0Lh9b+OIVzw==",
+      "version": "10.9.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/core/-/core-10.9.0.tgz",
+      "integrity": "sha512-/1vjTol8SXnx6xewDEKfS0Ra//ncg4Hb0DaZiwKf7drgfMsKFExQ+FnnENcN6efPen+1kIzhLQoGSy0eDUVOMg==",
       "dependencies": {
-        "@types/web-bluetooth": "^0.0.16",
-        "@vueuse/metadata": "9.13.0",
-        "@vueuse/shared": "9.13.0",
-        "vue-demi": "*"
+        "@types/web-bluetooth": "^0.0.20",
+        "@vueuse/metadata": "10.9.0",
+        "@vueuse/shared": "10.9.0",
+        "vue-demi": ">=0.14.7"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
       }
     },
     "node_modules/@vueuse/core/node_modules/vue-demi": {
@@ -662,16 +666,16 @@
       }
     },
     "node_modules/@vueuse/metadata": {
-      "version": "9.13.0",
-      "resolved": "https://registry.npmmirror.com/@vueuse/metadata/-/metadata-9.13.0.tgz",
-      "integrity": "sha512-gdU7TKNAUVlXXLbaF+ZCfte8BjRJQWPCa2J55+7/h+yDtzw3vOoGQDRXzI6pyKyo6bXFT5/QoPE4hAknExjRLQ=="
+      "version": "10.9.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/metadata/-/metadata-10.9.0.tgz",
+      "integrity": "sha512-iddNbg3yZM0X7qFY2sAotomgdHK7YJ6sKUvQqbvwnf7TmaVPxS4EJydcNsVejNdS8iWCtDk+fYXr7E32nyTnGA=="
     },
     "node_modules/@vueuse/shared": {
-      "version": "9.13.0",
-      "resolved": "https://registry.npmmirror.com/@vueuse/shared/-/shared-9.13.0.tgz",
-      "integrity": "sha512-UrnhU+Cnufu4S6JLCPZnkWh0WwZGUp72ktOF2DFptMlOs3TOdVv8xJN53zhHGARmVOsz5KqOls09+J1NR6sBKw==",
+      "version": "10.9.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/shared/-/shared-10.9.0.tgz",
+      "integrity": "sha512-Uud2IWncmAfJvRaFYzv5OHDli+FbOzxiVEQdLCKQKLyhz94PIyFC3CHcH7EDMwIn8NPtD06+PNbC/PiO0LGLtw==",
       "dependencies": {
-        "vue-demi": "*"
+        "vue-demi": ">=0.14.7"
       }
     },
     "node_modules/@vueuse/shared/node_modules/vue-demi": {
@@ -875,6 +879,82 @@
         "vue": "^3.2.0"
       }
     },
+    "node_modules/element-plus/node_modules/@types/web-bluetooth": {
+      "version": "0.0.16",
+      "resolved": "https://registry.npmmirror.com/@types/web-bluetooth/-/web-bluetooth-0.0.16.tgz",
+      "integrity": "sha512-oh8q2Zc32S6gd/j50GowEjKLoOVOwHP/bWVjKJInBwQqdOYMdPrf1oVlelTlyfFK3CKxL1uahMDAr+vy8T7yMQ=="
+    },
+    "node_modules/element-plus/node_modules/@vueuse/core": {
+      "version": "9.13.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/core/-/core-9.13.0.tgz",
+      "integrity": "sha512-pujnclbeHWxxPRqXWmdkKV5OX4Wk4YeK7wusHqRwU0Q7EFusHoqNA/aPhB6KCh9hEqJkLAJo7bb0Lh9b+OIVzw==",
+      "dependencies": {
+        "@types/web-bluetooth": "^0.0.16",
+        "@vueuse/metadata": "9.13.0",
+        "@vueuse/shared": "9.13.0",
+        "vue-demi": "*"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
+    "node_modules/element-plus/node_modules/@vueuse/core/node_modules/vue-demi": {
+      "version": "0.14.7",
+      "resolved": "https://registry.npmmirror.com/vue-demi/-/vue-demi-0.14.7.tgz",
+      "integrity": "sha512-EOG8KXDQNwkJILkx/gPcoL/7vH+hORoBaKgGe+6W7VFMvCYJfmF2dGbvgDroVnI8LU7/kTu8mbjRZGBU1z9NTA==",
+      "hasInstallScript": true,
+      "bin": {
+        "vue-demi-fix": "bin/vue-demi-fix.js",
+        "vue-demi-switch": "bin/vue-demi-switch.js"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "peerDependencies": {
+        "@vue/composition-api": "^1.0.0-rc.1",
+        "vue": "^3.0.0-0 || ^2.6.0"
+      },
+      "peerDependenciesMeta": {
+        "@vue/composition-api": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/element-plus/node_modules/@vueuse/metadata": {
+      "version": "9.13.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/metadata/-/metadata-9.13.0.tgz",
+      "integrity": "sha512-gdU7TKNAUVlXXLbaF+ZCfte8BjRJQWPCa2J55+7/h+yDtzw3vOoGQDRXzI6pyKyo6bXFT5/QoPE4hAknExjRLQ=="
+    },
+    "node_modules/element-plus/node_modules/@vueuse/shared": {
+      "version": "9.13.0",
+      "resolved": "https://registry.npmmirror.com/@vueuse/shared/-/shared-9.13.0.tgz",
+      "integrity": "sha512-UrnhU+Cnufu4S6JLCPZnkWh0WwZGUp72ktOF2DFptMlOs3TOdVv8xJN53zhHGARmVOsz5KqOls09+J1NR6sBKw==",
+      "dependencies": {
+        "vue-demi": "*"
+      }
+    },
+    "node_modules/element-plus/node_modules/@vueuse/shared/node_modules/vue-demi": {
+      "version": "0.14.7",
+      "resolved": "https://registry.npmmirror.com/vue-demi/-/vue-demi-0.14.7.tgz",
+      "integrity": "sha512-EOG8KXDQNwkJILkx/gPcoL/7vH+hORoBaKgGe+6W7VFMvCYJfmF2dGbvgDroVnI8LU7/kTu8mbjRZGBU1z9NTA==",
+      "hasInstallScript": true,
+      "bin": {
+        "vue-demi-fix": "bin/vue-demi-fix.js",
+        "vue-demi-switch": "bin/vue-demi-switch.js"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "peerDependencies": {
+        "@vue/composition-api": "^1.0.0-rc.1",
+        "vue": "^3.0.0-0 || ^2.6.0"
+      },
+      "peerDependenciesMeta": {
+        "@vue/composition-api": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/entities": {
       "version": "4.5.0",
       "resolved": "https://registry.npmmirror.com/entities/-/entities-4.5.0.tgz",
diff --git a/my-project-frontend/package.json b/my-project-frontend/package.json
index 61890e5..46957b4 100644
--- a/my-project-frontend/package.json
+++ b/my-project-frontend/package.json
@@ -9,6 +9,7 @@
   },
   "dependencies": {
     "@element-plus/icons-vue": "^2.3.1",
+    "@vueuse/core": "^10.9.0",
     "axios": "^1.6.8",
     "element-plus": "^2.7.2",
     "vue": "^3.3.4",
diff --git a/my-project-frontend/src/App.vue b/my-project-frontend/src/App.vue
index 93d2bc2..f35d082 100644
--- a/my-project-frontend/src/App.vue
+++ b/my-project-frontend/src/App.vue
@@ -1,5 +1,18 @@
 <script setup>
 
+
+import {useDark, useToggle} from "@vueuse/core";
+
+useDark({
+  selector: 'html',
+  attribute: 'class',
+  valueDark: 'dark',
+  valueLight: 'light'
+})
+
+useDark({
+  onChanged(dark){useToggle(dark)}
+})
 </script>
 
 <template>
diff --git a/my-project-frontend/src/views/WelcomeView.vue b/my-project-frontend/src/views/WelcomeView.vue
index 2cb1335..85c1b8f 100644
--- a/my-project-frontend/src/views/WelcomeView.vue
+++ b/my-project-frontend/src/views/WelcomeView.vue
@@ -36,7 +36,7 @@
 .right-card {
   width: 400px;
   z-index: 1;
-  background-color: white;
+  background-color: var(--el-bg-color);
 }
 
 </style>
\ No newline at end of file