backround color done

src/App.vue

@@ -1,59 +1,21 @@
 <script setup lang="ts">
-import HelloWorld from './components/HelloWorld.vue'
-import TheWelcome from './components/TheWelcome.vue'
+import WeekNumber from './components/WeekNumber.vue'
 </script>
 
 <template>
-  <header>
-    <img alt="Vue logo" class="logo" src="./assets/logo.svg" width="125" height="125" />
-
-    <div class="wrapper">
-      <HelloWorld msg="You did it!" />
-    </div>
-  </header>
-
   <main>
-    <TheWelcome />
+    <WeekNumber />
   </main>
 </template>
 
 <style>
 @import './assets/base.css';
 
-#app {
-  max-width: 1280px;
-  margin: 0 auto;
-  padding: 2rem;
 
-  font-weight: normal;
-}
-
-header {
-  line-height: 1.5;
-}
-
-.logo {
-  display: block;
-  margin: 0 auto 2rem;
-}
-
-a,
-.green {
-  text-decoration: none;
-  color: hsla(160, 100%, 37%, 1);
-  transition: 0.4s;
-}
-
-@media (hover: hover) {
-  a:hover {
-    background-color: hsla(160, 100%, 37%, 0.2);
-  }
-}
-
-@media (min-width: 1024px) {
   body {
     display: flex;
     place-items: center;
+    background-color: var(--bs-dark);
   }
 
   #app {
@@ -62,20 +24,4 @@ a,
     padding: 0 2rem;
   }
 
-  header {
-    display: flex;
-    place-items: center;
-    padding-right: calc(var(--section-gap) / 2);
-  }
-
-  header .wrapper {
-    display: flex;
-    place-items: flex-start;
-    flex-wrap: wrap;
-  }
-
-  .logo {
-    margin: 0 2rem 0 0;
-  }
-}
 </style>