diff --git a/src/app/components/creator/room-creator-page/room-creator-page.component.scss b/src/app/components/creator/room-creator-page/room-creator-page.component.scss
index df6b2acf635bab47d89d2fd8b746f9c8960a3cfc..5b84d3b6fa7baa33943e7cae94d08e91de903aa5 100644
--- a/src/app/components/creator/room-creator-page/room-creator-page.component.scss
+++ b/src/app/components/creator/room-creator-page/room-creator-page.component.scss
@@ -21,6 +21,7 @@ mat-icon{
   height:90% !important;
   width: 90% !important;
   font-size:48px !important;
+  text-align: center;
 }
 
 .smallerIcon {
@@ -47,7 +48,7 @@ h3 {
 
 h4 {
   font-size: medium;
-  color: mat-color($arsnova-primary, 200);
+  color: mat-color($arsnova-primary, 300);
 }
 
 h2 {
diff --git a/src/app/components/participant/room-participant-page/room-participant-page.component.scss b/src/app/components/participant/room-participant-page/room-participant-page.component.scss
index a22f83f983f8bbb5c5a0350019cfaef87e4d629f..9eb82ffda173a04e4bb5d890a7f16d54360c9b86 100644
--- a/src/app/components/participant/room-participant-page/room-participant-page.component.scss
+++ b/src/app/components/participant/room-participant-page/room-participant-page.component.scss
@@ -37,7 +37,7 @@ h3 {
 
 h4 {
   font-size: medium;
-  color: mat-color($arsnova-primary, 200);
+  color: mat-color($arsnova-primary, 300);
 }
 
 h2 {
diff --git a/src/app/components/shared/room-join/room-join.component.ts b/src/app/components/shared/room-join/room-join.component.ts
index d8475228fc68e88e05628a710e3eedba68caeb99..e018ee7de467b7df33a414ce32c231e3be111b62 100644
--- a/src/app/components/shared/room-join/room-join.component.ts
+++ b/src/app/components/shared/room-join/room-join.component.ts
@@ -6,6 +6,8 @@ import { RegisterErrorStateMatcher } from '../../home/_dialogs/register/register
 import { FormControl, FormGroupDirective, NgForm, Validators } from '@angular/forms';
 import { ErrorStateMatcher } from '@angular/material';
 import { NotificationService } from '../../../services/util/notification.service';
+import {LanguageService} from "../../../services/util/language.service";
+import {TranslateService} from "@ngx-translate/core";
 
 export class JoinErrorStateMatcher implements ErrorStateMatcher {
   isErrorState(control: FormControl | null, form: FormGroupDirective | NgForm | null): boolean {
@@ -22,7 +24,7 @@ export class JoinErrorStateMatcher implements ErrorStateMatcher {
 export class RoomJoinComponent implements OnInit {
 
   room: Room;
-  demoId = '82458028';
+  demoId = '26973546';
 
   roomFormControl = new FormControl('', [Validators.required, Validators.minLength(8)]);
 
@@ -30,8 +32,8 @@ export class RoomJoinComponent implements OnInit {
 
   constructor(private roomService: RoomService,
               private router: Router,
-              public notificationService: NotificationService
-  ) {
+              public notificationService: NotificationService,
+              private translateService: TranslateService) {
   }
 
   ngOnInit() {
@@ -42,7 +44,9 @@ export class RoomJoinComponent implements OnInit {
       .subscribe(room => {
         this.room = room;
         if (!room) {
-          this.notificationService.show(`No room was found with id: ${id}`);
+          this.translateService.get('home-page.no-room-found').subscribe(message => {
+            this.notificationService.show(message);
+          });
         } else {
           this.roomService.addToHistory(this.room.id);
           this.router.navigate([`/participant/room/${this.room.shortId}`]);
diff --git a/src/assets/i18n/participant/en.json b/src/assets/i18n/participant/en.json
index 0d31267853a19253d5538778e1bfb635b20b16ec..f0af882fad0882063b6d5ccc63afa50c25a5dd0c 100644
--- a/src/assets/i18n/participant/en.json
+++ b/src/assets/i18n/participant/en.json
@@ -2,7 +2,7 @@
   "home-page": {
     "join-demo-session": "Join demo-session",
     "session-id": "Session-Id",
-    "no-room-found": "No session was found with id:",
+    "no-room-found": "No session was found with this id:",
     "please-enter": "Please enter a session-id.",
     "exactly-8": "A session-id has exactly 8 digits."
   },