aw3299: hide help on mobile

projects/common/src/fm/components/help-menu/help-menu.component.html

@@ -1,4 +1,4 @@
-<div>
+<div class="mobile-hide">
     <div   (click)="toggle($event)" class="rounded-circle menu-button hidden"  [ngClass]="{'hidden':!user || noContent}">
         <span i18n-title title="Help"><i class="fas fa-question" aria-hidden="true"></i></span>
         <div class="menu hidden" [ngClass]="{'hidden':!showMenu}">                                     

projects/common/src/fm/components/help-menu/help-menu.component.scss

@@ -68,6 +68,16 @@ div.menu-button > span {
     }
 }    
 
+.mobile-hide {
+    display: inherit;
+}
+
+@media screen and (max-width: 768px) {
+    .mobile-hide {
+        display: none;
+    }
+}
+
 .unread {
     display: block;
     position: absolute;