[web] Avoid hiding the top navigation bar when the player menu is displayed

web-src/src/components/ControlTabList.vue

@@ -47,6 +47,6 @@ export default {
   position: sticky;
   top: var(--bulma-navbar-height);
   width: 100%;
-  z-index: 20;
+  z-index: 1;
 }
 </style>

web-src/src/components/NavbarTop.vue

@@ -1,5 +1,5 @@
 <template>
-  <nav class="navbar is-fixed-top is-top" :style="zindex">
+  <nav class="navbar is-fixed-top is-top">
     <div class="navbar-brand is-flex-grow-1">
       <control-link
         v-for="menu in menus.filter((menu) => menu.show && !menu.sub)"
@@ -131,12 +131,6 @@ export default {
         { action: this.openUpdateDialog, key: 'navigation.update-library' },
         { key: 'navigation.about', name: 'about' }
       ]
-    },
-    zindex() {
-      if (this.uiStore.showPlayerMenu) {
-        return 'z-index: 21'
-      }
-      return ''
     }
   },
   methods: {

web-src/src/styles.scss

@@ -39,7 +39,7 @@
 
 .overlay-fullscreen {
   @extend .is-overlay;
-  z-index: 25;
+  z-index: 1;
   background-color: rgba(10, 10, 10, 0.5);
   position: fixed;
 }