Add not focusable

client/src/app/ui/modules/openslides-overlay/components/overlay/overlay.component.html

@@ -1,4 +1,4 @@
 <div class="flex-center-unsafe overlay-component stretch-to-fill-parent" data-cy="osOverlay">
     <div class="overlay-content" #viewContainer></div>
-    <div class="overlay-backdrop stretch-to-fill-parent" (click)="backdrop.emit()"></div>
+    <div class="overlay-backdrop stretch-to-fill-parent" (click)="backdrop.emit()" tabindex="-1"></div>
 </div>

client/src/app/ui/modules/scrolling-table/components/scrolling-table/scrolling-table.component.html

@@ -33,6 +33,7 @@
                         [ngClass]="rowClass"
                         [ngStyle]="getNgStyle(isLast)"
                         (click)="onRowClick($event, item)"
+                        tabindex="-1"
                     >
                         <div *ngIf="isSelectionMode" class="selection-cell scrolling-table-cell flex-vertical-center">
                             <mat-checkbox