chore: Remove commented code for vue-router package name handling

src/assets/main.css

@@ -20,16 +20,3 @@ a,
     background-color: hsla(160, 100%, 37%, 0.2);
   }
 }
-
-@media (min-width: 1024px) {
-  body {
-    display: flex;
-    place-items: center;
-  }
-
-  #app {
-    display: grid;
-    grid-template-columns: 1fr 1fr;
-    padding: 0 2rem;
-  }
-}