diff --git a/docs/releases/v2.4.0.md b/docs/releases/v2.4.0.md
index bd1bb94a609d2a92ad4fc44b5d1abd8da1c0f7c7..696b90a90178a5c9fc9db3e102574d41701abd29 100644
--- a/docs/releases/v2.4.0.md
+++ b/docs/releases/v2.4.0.md
@@ -1,5 +1,9 @@
 # v2.4.0
 
+## Bugfixes
+
+- fixes UI issue, where chips wraps on smaller screen (#740)
+
 ## New features
 
 - plugins will now follow a permission model, if they would like to access external resources
diff --git a/src/layouts/fourCorners/fourCorners.component.ts b/src/layouts/fourCorners/fourCorners.component.ts
index 181bb85285ed389cc4fd59f5bf34d527b52cbc65..6bae516c960e2c6b3e7344b8bb46274a310d1c95 100644
--- a/src/layouts/fourCorners/fourCorners.component.ts
+++ b/src/layouts/fourCorners/fourCorners.component.ts
@@ -1,4 +1,4 @@
-import { Component } from "@angular/core";
+import { Component, Input } from "@angular/core";
 
 @Component({
   selector: 'iav-layout-fourcorners',
@@ -8,4 +8,7 @@ import { Component } from "@angular/core";
   ]
 })
 
-export class FourCornersCmp{}
\ No newline at end of file
+export class FourCornersCmp{
+  @Input('iav-layout-fourcorners-cnr-cntr-ngclass')
+  cornerContainerClasses = {}
+}
diff --git a/src/layouts/fourCorners/fourCorners.template.html b/src/layouts/fourCorners/fourCorners.template.html
index c99f8b0a8bf791a3b6efc256bf8b86cf3594c9b4..96cfe86cdb46e296f4b44fa92adfb377dec010fd 100644
--- a/src/layouts/fourCorners/fourCorners.template.html
+++ b/src/layouts/fourCorners/fourCorners.template.html
@@ -2,15 +2,19 @@
   <ng-content select="[iavLayoutFourCornersContent]"></ng-content>
 </div>
 
-<div class="corner-container position-absolute top-0 left-0">
+<div [ngClass]="cornerContainerClasses"
+  class="corner-container position-absolute top-0 left-0">
   <ng-content select="[iavLayoutFourCornersTopLeft]"></ng-content>  
 </div>
-<div class="corner-container position-absolute top-0 right-0">
+<div [ngClass]="cornerContainerClasses"
+  class="corner-container position-absolute top-0 right-0">
   <ng-content select="[iavLayoutFourCornersTopRight]"></ng-content>  
 </div>
-<div class="corner-container position-absolute bottom-0 left-0">
+<div [ngClass]="cornerContainerClasses"
+  class="corner-container position-absolute bottom-0 left-0">
   <ng-content select="[iavLayoutFourCornersBottomLeft]"></ng-content>  
 </div>
-<div class="corner-container position-absolute bottom-0 right-0">
+<div [ngClass]="cornerContainerClasses"
+  class="corner-container position-absolute bottom-0 right-0">
   <ng-content select="[iavLayoutFourCornersBottomRight]"></ng-content>  
 </div>
\ No newline at end of file
diff --git a/src/ui/topMenu/module.ts b/src/ui/topMenu/module.ts
index a2c6f8a2e211f2952b5cc4f3975adcc27e4f7217..8ae3bbf7341f50320612c758bd319527860a982a 100644
--- a/src/ui/topMenu/module.ts
+++ b/src/ui/topMenu/module.ts
@@ -10,6 +10,7 @@ import { ConfigModule } from "../config/module";
 import { CookieModule } from "../cookieAgreement/module";
 import { HelpModule } from "../help/module";
 import { KgTosModule } from "../kgtos/module";
+import { ScreenshotModule } from "../screenshot";
 import { AngularMaterialModule } from "../sharedModules/angularMaterial.module";
 import { TopMenuCmp } from "./topMenuCmp/topMenu.components";
 
@@ -27,6 +28,7 @@ import { TopMenuCmp } from "./topMenuCmp/topMenu.components";
     HelpModule,
     PluginModule,
     AuthModule,
+    ScreenshotModule,
   ],
   declarations: [
     TopMenuCmp
diff --git a/src/ui/topMenu/topMenuCmp/topMenu.template.html b/src/ui/topMenu/topMenuCmp/topMenu.template.html
index f3ef18322bbb703d96c9fbdf2b52980d50c46401..e76a092a2be712b7493517e82d783eab05128f66 100644
--- a/src/ui/topMenu/topMenuCmp/topMenu.template.html
+++ b/src/ui/topMenu/topMenuCmp/topMenu.template.html
@@ -1,6 +1,7 @@
 <ng-template [ngIf]="ismobile" [ngIfElse]="fullTmpl">
   <div iav-fab-speed-dial-container
-    #fab="iavFabSpeedDialContainer">
+    #fab="iavFabSpeedDialContainer"
+    class="d-flex flex-column align-items-center">
     <button mat-fab
       iav-fab-speed-dial-trigger
       [color]="fab.isOpen ? 'basic' : 'accent'">
diff --git a/src/ui/ui.module.ts b/src/ui/ui.module.ts
index ac11d02f3cd101e9033e64ade8d0d2616d7cd556..55fff4982240b15dbce5fc0f33077760f62886e5 100644
--- a/src/ui/ui.module.ts
+++ b/src/ui/ui.module.ts
@@ -47,7 +47,7 @@ import { DOCUMENT } from "@angular/common";
 import { BrowserAnimationsModule } from "@angular/platform-browser/animations";
 import { RegionalFeaturesModule } from "../atlasComponents/regionalFeatures";
 import { Landmark2DModule } from "./nehubaContainer/2dLandmarks/module";
-import { ScreenshotModule, HANDLE_SCREENSHOT_PROMISE, TypeHandleScrnShotPromise } from "./screenshot";
+import { HANDLE_SCREENSHOT_PROMISE, TypeHandleScrnShotPromise } from "./screenshot";
 import { ParcellationRegionModule } from "src/atlasComponents/parcellationRegion";
 import { AtlasCmpParcellationModule } from "src/atlasComponents/parcellation";
 import { AtlasCmptConnModule } from "src/atlasComponents/connectivity";
@@ -68,7 +68,6 @@ import { AtlasCmptConnModule } from "src/atlasComponents/connectivity";
     AuthModule,
     RegionalFeaturesModule,
     Landmark2DModule,
-    ScreenshotModule,
     ParcellationRegionModule,
     AtlasCmpParcellationModule,
     AtlasCmptConnModule,
diff --git a/src/viewerModule/nehuba/nehubaViewerGlue/nehubaViewerGlue.template.html b/src/viewerModule/nehuba/nehubaViewerGlue/nehubaViewerGlue.template.html
index 5c612b2957e95a637b4992110ffe18780db47b1f..ac4241ecfea6d528df7a71ed6fe7c83eea21152a 100644
--- a/src/viewerModule/nehuba/nehubaViewerGlue/nehubaViewerGlue.template.html
+++ b/src/viewerModule/nehuba/nehubaViewerGlue/nehubaViewerGlue.template.html
@@ -85,7 +85,7 @@
     </layout-floating-container>
 
     <!-- panel controller -->
-    <div iavLayoutFourCornersBottomRight>
+    <div iavLayoutFourCornersBottomRight class="position-relative">
 
       <ng-container *ngTemplateOutlet="panelCtrlTmpl; context: {
         panelIndex: panelIndex,
@@ -93,7 +93,8 @@
       }">
       </ng-container>
 
-      <div *ngIf="(sliceViewLoadingMain$ | async)[panelIndex]">
+      <div *ngIf="(sliceViewLoadingMain$ | async)[panelIndex]"
+        class="position-absolute bottom-0 right-0">
         <spinner-cmp></spinner-cmp>
       </div>
     </div>
diff --git a/src/viewerModule/viewerCmp/viewerCmp.style.css b/src/viewerModule/viewerCmp/viewerCmp.style.css
index a3960f1d7ea97425a512e78a0d7396801e28cf8b..af05bcb9091017bba2154587fea00f258843cf38 100644
--- a/src/viewerModule/viewerCmp/viewerCmp.style.css
+++ b/src/viewerModule/viewerCmp/viewerCmp.style.css
@@ -40,3 +40,8 @@
   position: sticky;
   bottom: 0.5rem;
 }
+
+:host >>> .mat-chip-list-wrapper
+{
+  flex-wrap: nowrap;
+}
diff --git a/src/viewerModule/viewerCmp/viewerCmp.template.html b/src/viewerModule/viewerCmp/viewerCmp.template.html
index 2df56a69fd5e00480757e94a6514be539c574790..4d5a766686e66d6470c73055a92c41a4fa80ed1a 100644
--- a/src/viewerModule/viewerCmp/viewerCmp.template.html
+++ b/src/viewerModule/viewerCmp/viewerCmp.template.html
@@ -55,42 +55,49 @@
 
     <mat-drawer-content class="visible position-relative pe-none">
       
-      <iav-layout-fourcorners>
+      <iav-layout-fourcorners [iav-layout-fourcorners-cnr-cntr-ngclass]="{'w-100': true}">
 
         <!-- pullable tab top right corner -->
-        <div iavLayoutFourCornersTopLeft class="d-inline-flex">
-
-          <div *ngIf="viewerLoaded"
-            class="pe-all tab-toggle-container"
-            (click)="sideNavTopSwitch && sideNavTopSwitch.toggle()">
-            <ng-container *ngTemplateOutlet="tabTmpl; context: {
-              isOpen: sideNavTopSwitch.switchState,
-              regionSelected: selectedRegions$ | async,
-              iavAdditionallayers: iavAdditionalLayers$ | async
-            }">
-            </ng-container>
+        <div iavLayoutFourCornersTopLeft class="d-flex flex-nowrap w-100">
+
+          <!-- top left -->
+          <div class="flex-grow-1 d-flex flex-nowrap">
+
+            <div *ngIf="viewerLoaded"
+              class="pe-all tab-toggle-container"
+              (click)="sideNavTopSwitch && sideNavTopSwitch.toggle()">
+              <ng-container *ngTemplateOutlet="tabTmpl; context: {
+                isOpen: sideNavTopSwitch.switchState,
+                regionSelected: selectedRegions$ | async,
+                iavAdditionallayers: iavAdditionalLayers$ | async
+              }">
+              </ng-container>
+            </div>
+
+            <iav-cmp-viewer-nehuba-status *ngIf="viewerLoaded"
+              class="pe-all mt-2 muted-7">
+            </iav-cmp-viewer-nehuba-status>
           </div>
 
-          <iav-cmp-viewer-nehuba-status *ngIf="viewerLoaded"
-            class="pe-all mt-2 muted-7">
-          </iav-cmp-viewer-nehuba-status>
-        </div>
+          <!-- top right -->
+          <div class="flex-grow-0 d-inline-flex align-items-start">
 
-        <!-- signin banner at top right corner -->
-        <div iavLayoutFourCornersTopRight
-          class="d-inline-flex align-items-start">
+            <!-- signin banner at top right corner -->
+            
 
-          <top-menu-cmp class="mt-3 mr-2 d-inline-block"
-            [ismobile]="ismobile"
-            [viewerLoaded]="viewerLoaded">
-          </top-menu-cmp>
+            <top-menu-cmp class="mt-3 mr-2 d-inline-block"
+              [ismobile]="ismobile"
+              [viewerLoaded]="viewerLoaded">
+            </top-menu-cmp>
 
-          <div *ngIf="viewerLoaded"
-            class="iv-custom-comp bg card m-2 mat-elevation-z2">
-            <atlas-dropdown-selector class="pe-all mt-2">
-            </atlas-dropdown-selector>
+            <div *ngIf="viewerLoaded"
+              class="iv-custom-comp bg card m-2 mat-elevation-z2">
+              <atlas-dropdown-selector class="pe-all mt-2">
+              </atlas-dropdown-selector>
+            </div>
           </div>
         </div>
+
       </iav-layout-fourcorners>
 
     </mat-drawer-content>
@@ -178,10 +185,10 @@
     <!-- main-content -->
     <mat-drawer-content class="visible position-relative">
 
-      <iav-layout-fourcorners>
+      <iav-layout-fourcorners [iav-layout-fourcorners-cnr-cntr-ngclass]="{'w-100': true}">
     
         <!-- bottom left corner (atlas selector and currently selected) -->
-        <div iavLayoutFourCornersBottomLeft class="d-inline-flex align-items-center mb-4 ml-2">
+        <div iavLayoutFourCornersBottomLeft class="d-inline-flex align-items-center mb-4 ml-2 w-100">
     
           <!-- atlas selector -->
           <atlas-layer-selector *ngIf="viewerLoaded && !(isStandaloneVolumes$ | async)"
@@ -190,26 +197,29 @@
           </atlas-layer-selector>
     
           <!-- chips -->
-          <mat-chip-list>
-            <!-- additional layer -->
-    
-            <ng-container>
-              <ng-container *ngTemplateOutlet="currParcellationTmpl; context: { addParc: (selectedAdditionalLayers$ | async), parc: (parcellationSelected$ | async) }">
+          <div class="flex-grow-1 flex-shrink-1 overflow-x-scroll">
+
+            <mat-chip-list class="d-inline-block">
+              <!-- additional layer -->
+      
+              <ng-container>
+                <ng-container *ngTemplateOutlet="currParcellationTmpl; context: { addParc: (selectedAdditionalLayers$ | async), parc: (parcellationSelected$ | async) }">
+                </ng-container>
               </ng-container>
-            </ng-container>
-    
-            <!-- any selected region(s) -->
-            <ng-container>
-              <ng-container *ngTemplateOutlet="selectedRegionTmpl">
+      
+              <!-- any selected region(s) -->
+              <ng-container>
+                <ng-container *ngTemplateOutlet="selectedRegionTmpl">
+                </ng-container>
               </ng-container>
-            </ng-container>
-    
-            <!-- controls for iav volumes -->
-            <div class="hidden" iav-shown-previews #previews="iavShownPreviews"></div>
-            <ng-container *ngTemplateOutlet="selectedDatasetPreview; context: { layers: previews.iavAdditionalLayers$ | async | filterPreviewByType : [previews.FILETYPES.VOLUMES] }">
-            </ng-container>
-    
-          </mat-chip-list>
+      
+              <!-- controls for iav volumes -->
+              <div class="hidden" iav-shown-previews #previews="iavShownPreviews"></div>
+              <ng-container *ngTemplateOutlet="selectedDatasetPreview; context: { layers: previews.iavAdditionalLayers$ | async | filterPreviewByType : [previews.FILETYPES.VOLUMES] }">
+              </ng-container>
+      
+            </mat-chip-list>
+          </div>
         </div>
     
       </iav-layout-fourcorners>
@@ -311,7 +321,7 @@
     (click)="onclick && onclick()"
     [selected]="selected">
 
-    <span>
+    <span class="ws-no-wrap">
       {{ parcel?.groupName ? (parcel?.groupName + ' - ') : '' }}{{ parcel && (parcel.displayName || parcel.name) }}
     </span>