diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/collaboration-request-form.component.html b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/collaboration-request-form.component.html
index f15efcdd5674959ec1c8a7778851068ba491a31b..d2cb5eb2d470b1275c22300d5440f78d5465c5ed 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/collaboration-request-form.component.html
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/collaboration-request-form.component.html
@@ -2,7 +2,7 @@
   [fieldControl]="formService.form.controls.organisationseinheit"
 ></alfa-organisations-einheit-container>
 
-<form [formGroup]="formService.form" class="flex flex-col gap-2">
+<form [formGroup]="formService.form" class="mt-4 flex flex-col gap-2">
   <ods-text-editor
     label="Titel"
     [formControlName]="formServiceClass.FIELD_TITLE"
@@ -15,7 +15,7 @@
   ></ods-textarea-editor>
 </form>
 
-<div class="flex items-center gap-6">
+<div class="mt-4 flex items-center gap-6">
   <ods-button
     text="Zuarbeit anfragen"
     dataTestId="collaboration-request-send-button"
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.html b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.html
index 5b9d6a0bf087f6f846a3c283d11db44a04cb89a6..66d554560ddfc5b1b8331c115917dc6851c7493c 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.html
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.html
@@ -1,9 +1,11 @@
-<ods-search-icon />
 <ng-container *ngIf="organisationsEinheitResource; else searchButton">
-  <alfa-organisations-einheit
-    data-test-id="organisations-einheit-in-collaboration"
-    [organisationsEinheitResource]="organisationsEinheitResource"
-  ></alfa-organisations-einheit>
+  <div class="flex items-center gap-3">
+    <ods-search-icon class="flex-none" />
+    <alfa-organisations-einheit
+      data-test-id="organisations-einheit-in-collaboration"
+      [organisationsEinheitResource]="organisationsEinheitResource"
+    ></alfa-organisations-einheit>
+  </div>
 </ng-container>
 <ng-template #searchButton>
   <div class="flex items-center gap-3">
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.ts b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.ts
index 0fadb4dff575d15ecdc1eb77b684c3ca73d54440..872efeefb5fb60b6f26fae4c2800bea525b4149c 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.ts
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component.ts
@@ -3,13 +3,17 @@ import {
   OrganisationsEinheitService,
 } from '@alfa-client/collaboration-shared';
 import { OzgcloudDialogService } from '@alfa-client/ui';
-import { DialogRef } from '@angular/cdk/dialog';
+import { DialogConfig, DialogRef } from '@angular/cdk/dialog';
 import { Component, Input, ViewContainerRef } from '@angular/core';
 import { FormControl } from '@angular/forms';
 import { ResourceUri, getUrl } from '@ngxp/rest';
 import { first } from 'rxjs';
 import { SearchOrganisationsEinheitContainerComponent } from '../../../search-organisations-einheit-container/search-organisations-einheit-container.component';
 
+const DIALOG_CONFIG: DialogConfig = {
+  backdropClass: ['backdrop-blur-1', 'bg-greybackdrop'],
+};
+
 @Component({
   selector: 'alfa-organisations-einheit-container',
   templateUrl: './organisations-einheit-container.component.html',
@@ -32,6 +36,8 @@ export class OrganisationsEinheitContainerComponent {
       this.dialogService.openInCallingComponentContext<SearchOrganisationsEinheitContainerComponent>(
         SearchOrganisationsEinheitContainerComponent,
         this.viewContainerRef,
+        null,
+        DIALOG_CONFIG,
       );
     this.listenToDialogClose();
   }
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit/organisations-einheit.component.html b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit/organisations-einheit.component.html
index 4d97b76b03d4110bf86e0d7a198095e24a94644b..57d9280a6f6c3909e5d5c4494a245a803517d7a3 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit/organisations-einheit.component.html
+++ b/alfa-client/libs/collaboration/src/lib/collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit/organisations-einheit.component.html
@@ -1,2 +1,2 @@
-<p>{{ name }}</p>
+<p class="font-bold">{{ name }}</p>
 <p>{{ address }}</p>
diff --git a/alfa-client/libs/collaboration/src/lib/collaboration.module.ts b/alfa-client/libs/collaboration/src/lib/collaboration.module.ts
index 756603f0f9f8ba2ec2a979a5ea677afb7d1bd583..94daf75f687d8eaec6deef4506d9225e174934b2 100644
--- a/alfa-client/libs/collaboration/src/lib/collaboration.module.ts
+++ b/alfa-client/libs/collaboration/src/lib/collaboration.module.ts
@@ -10,8 +10,8 @@ import {
   CollaborationIconComponent,
   InstantSearchComponent,
   SaveIconComponent,
+  SearchIconComponent,
 } from '@ods/system';
-import { SearchIconComponent } from 'libs/design-system/src/lib/icons/search-icon/search-icon.component';
 import { CollaborationInVorgangContainerComponent } from './collaboration-in-vorgang-container/collaboration-in-vorgang-container.component';
 import { CollaborationRequestFormComponent } from './collaboration-in-vorgang-container/collaboration-request-form/collaboration-request-form.component';
 import { OrganisationsEinheitContainerComponent } from './collaboration-in-vorgang-container/collaboration-request-form/organisations-einheit-container/organisations-einheit-container.component';
diff --git a/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-form/search-organisations-einheit-form.component.ts b/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-form/search-organisations-einheit-form.component.ts
index aeb0eac486bf69940afb9f119a695b00ca8c61d4..2e49ca660d004820de961dd252ef7ed156040a1a 100644
--- a/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-form/search-organisations-einheit-form.component.ts
+++ b/alfa-client/libs/collaboration/src/lib/search-organisations-einheit-container/search-organisations-einheit-form/search-organisations-einheit-form.component.ts
@@ -1,6 +1,6 @@
 import { OrganisationsEinheitResource } from '@alfa-client/collaboration-shared';
 import { Component, EventEmitter, Input, Output } from '@angular/core';
-import { InstantSearchResult } from 'libs/design-system/src/lib/instant-search/instant-search/instant-search.model';
+import { InstantSearchResult } from '@ods/system';
 import { SearchOrganisationsEinheitFormService } from '../search-organisations-einheit.formservice';
 
 @Component({
diff --git a/alfa-client/libs/design-system/src/index.ts b/alfa-client/libs/design-system/src/index.ts
index 9a59b13cbc25c6174275daa3727bdd8388fb0dc4..f70af207f2b3cacf15ecef89b3728dd830f6bc64 100644
--- a/alfa-client/libs/design-system/src/index.ts
+++ b/alfa-client/libs/design-system/src/index.ts
@@ -19,8 +19,10 @@ export * from './lib/icons/exclamation-icon/exclamation-icon.component';
 export * from './lib/icons/file-icon/file-icon.component';
 export * from './lib/icons/iconVariants';
 export * from './lib/icons/save-icon/save-icon.component';
+export * from './lib/icons/search-icon/search-icon.component';
 export * from './lib/icons/send-icon/send-icon.component';
 export * from './lib/icons/spinner-icon/spinner-icon.component';
 export * from './lib/icons/stamp-icon/stamp-icon.component';
 export * from './lib/instant-search/instant-search/instant-search.component';
+export * from './lib/instant-search/instant-search/instant-search.model';
 export * from './lib/testbtn/testbtn.component';
diff --git a/alfa-client/libs/design-system/src/lib/tailwind-preset/tailwind.config.js b/alfa-client/libs/design-system/src/lib/tailwind-preset/tailwind.config.js
index 1c7b298d5afa17aae60ab57b36b9152cec514121..2fe29cc4a320a6a10b8dec75884f5f423b549e1d 100644
--- a/alfa-client/libs/design-system/src/lib/tailwind-preset/tailwind.config.js
+++ b/alfa-client/libs/design-system/src/lib/tailwind-preset/tailwind.config.js
@@ -100,6 +100,12 @@ module.exports = {
         error: 'hsl(var(--color-error))',
         focus: 'hsl(var(--color-focus))',
       },
+      backgroundColor: {
+        greybackdrop: 'rgb(229, 229, 229, 0.95)',
+      },
+      backdropBlur: {
+        1: '1px',
+      },
     },
   },
   plugins: [],