dodanie fontu i usuniecie shadow z navbar

frontend/src/layouts/MainLayout.vue

@@ -1,7 +1,7 @@
 <template>
   <q-layout view="lHh Lpr lFf">
-    <q-header elevated>
-      <q-toolbar>
+    <q-header>
+      <q-toolbar class="topbar">
         <q-btn flat dense round icon="menu" aria-label="Menu" @click="toggleLeftDrawer" />
 
         <q-toolbar-title> Quasar App </q-toolbar-title>
@@ -88,3 +88,9 @@ function toggleLeftDrawer() {
   leftDrawerOpen.value = !leftDrawerOpen.value
 }
 </script>
+
+<style lang="scss" scoped>
+.topbar {
+  background: var(--my-background);
+}
+</style>