diff --git a/src/app/components/dialogs/room-create/room-create.component.html b/src/app/components/dialogs/room-create/room-create.component.html
index 18cbf3c04ea3739ff7a98e40f2d1fa92cad0551a..0e1e29b7693f574f1f1688f6e59bc6a3c27fcaa6 100644
--- a/src/app/components/dialogs/room-create/room-create.component.html
+++ b/src/app/components/dialogs/room-create/room-create.component.html
@@ -20,7 +20,7 @@
         <mat-icon>close</mat-icon>
       </button>
     </mat-form-field>
-    <button mat-raised-button color="primary" type="submit">{{ 'session.create-session' | translate}}
+    <button mat-raised-button color="accent" type="submit">{{ 'session.create-session' | translate}}
     </button>
   </div>
 </form>
diff --git a/src/app/components/fragments/content-groups/content-groups.component.html b/src/app/components/fragments/content-groups/content-groups.component.html
index 3f2e3642de4d0bd075c02e08eb5d80c6a3c9c5c7..b23bd887ce7fa2fa465df0ca30b6a5dbd7b2b671 100644
--- a/src/app/components/fragments/content-groups/content-groups.component.html
+++ b/src/app/components/fragments/content-groups/content-groups.component.html
@@ -3,7 +3,7 @@
       <mat-divider></mat-divider>
       <mat-card-header>
         <mat-card-title>
-          <h4>{{contentGroup.name}}<mat-icon matBadge="{{contentGroup.contentIds.length}}" matBadgePosition="after"></mat-icon></h4>
+          <h4>{{contentGroup.name}}<mat-icon color="accent" matBadge="{{contentGroup.contentIds.length}}" matBadgePosition="after" matBadgeColor="accent"></mat-icon></h4>
         </mat-card-title>
       </mat-card-header>
     </mat-card>
diff --git a/src/app/components/fragments/header/header.component.html b/src/app/components/fragments/header/header.component.html
index 2463b3a1d18db1243a9842421377102c297973dc..6364a9ae103cc2a4c428544fe590c57e6f05160d 100644
--- a/src/app/components/fragments/header/header.component.html
+++ b/src/app/components/fragments/header/header.component.html
@@ -17,12 +17,12 @@
 
     <mat-menu #appMenu="matMenu" [overlapTrigger]="false">
       <button mat-menu-item (click)="logout()">
-        <mat-icon>exit_to_app</mat-icon>
+        <mat-icon color="warn">exit_to_app</mat-icon>
         <span>{{ 'header.logout' | translate }}</span>
       </button>
     </mat-menu>
     <button *ngIf="user" mat-button [matMenuTriggerFor]="appMenu">
-      <mat-icon>account_box</mat-icon>
+      <mat-icon color="accent">account_box</mat-icon>
       <span *ngIf="user.isGuest; else elseBlock">{{ 'header.guest' | translate }}</span>
       <ng-template #elseBlock>{{user.loginId}}</ng-template>
     </button>
diff --git a/src/app/components/fragments/room-list/room-list.component.html b/src/app/components/fragments/room-list/room-list.component.html
index d0729809dc820b5ed790ace94eebb0c538ce5980..676f769d9836edf4b3ea02ee603daaa3170819cb 100644
--- a/src/app/components/fragments/room-list/room-list.component.html
+++ b/src/app/components/fragments/room-list/room-list.component.html
@@ -4,7 +4,7 @@
   </div>
   <mat-expansion-panel *ngFor="let room of rooms">
     <mat-expansion-panel-header>
-      <button mat-button color="primary" routerLink="/{{ baseUrl }}/room/{{ room.shortId }}">
+      <button mat-button color="accent" routerLink="/{{ baseUrl }}/room/{{ room.shortId }}">
         <mat-icon>input</mat-icon>
       </button>
       <mat-panel-title>
diff --git a/src/app/components/pages/home-creator-page/home-creator-page.component.html b/src/app/components/pages/home-creator-page/home-creator-page.component.html
index 5b22e036f2f1f4c4d35b82f4a41c7b8d3c861ba7..f0aa3bc03ac579756904a41101e3b1ea4369be42 100644
--- a/src/app/components/pages/home-creator-page/home-creator-page.component.html
+++ b/src/app/components/pages/home-creator-page/home-creator-page.component.html
@@ -1,6 +1,6 @@
 <div fxLayout="column" fxLayoutAlign="start" fxLayoutGap="20px" fxFill>
   <div fxLayout="row" fxLayoutAlign="center" fxLayoutGap="5px">
-    <button mat-raised-button color="primary" (click)="openCreateRoomDialog()">{{ 'home-page.create-session' | translate }}</button>
+    <button mat-raised-button color="accent" (click)="openCreateRoomDialog()">{{ 'home-page.create-session' | translate }}</button>
   </div>
   <div fxLayout="row" fxLayoutAlign="center">
     <app-room-list></app-room-list>
diff --git a/src/app/components/pages/room-creator-page/room-creator-page.component.html b/src/app/components/pages/room-creator-page/room-creator-page.component.html
index fa439d9782ac180040288d73059f1d2d12a4c22d..ced52251de3295a6edf81776d5004454bea50944 100644
--- a/src/app/components/pages/room-creator-page/room-creator-page.component.html
+++ b/src/app/components/pages/room-creator-page/room-creator-page.component.html
@@ -20,26 +20,26 @@
       </mat-card-content>
       <mat-divider></mat-divider>
       <mat-card-actions>
-        <button mat-button color="primary" fxFlex="33%"
+        <button mat-button color="primary" background-color="accent"
                 routerLink="/creator/room/{{ room.shortId }}/create-content">
           {{ 'room-page.create-content' | translate }}
         </button>
-        <button mat-button color="primary" fxFlex="33%"
+        <button mat-button color="primary"
                 routerLink="/creator/room/{{ room.shortId }}/comments">
           {{ 'room-page.comments' | translate }}
         </button>
-        <button mat-button color="primary" fxFlex="33%"
+        <button mat-button color="primary"
                 routerLink="/creator/room/{{ room.shortId }}/feedback-barometer">
           {{ 'room-page.live-feedback' | translate }}
         </button>
-        <button mat-button color="primary" fxFlex="33%"
+        <button mat-button color="primary"
                 routerLink="/creator/room/{{ room.shortId }}/statistics">
           {{ 'room-page.answer-statistics' | translate }}
         </button>
-        <button *ngIf="!modify" fxFlex="33%" (click)="showEditDialog()" mat-button color="primary">
+        <button mat-button *ngIf="!modify" (click)="showEditDialog()"  color="primary">
           {{ 'room-page.edit-room' | translate }}
         </button>
-        <button mat-button color="warn" fxFlex="33%" (click)="openDeletionRoomDialog()">
+        <button mat-button color="warn" (click)="openDeletionRoomDialog()">
           {{ 'room-page.delete-room' | translate }}
         </button>
       </mat-card-actions>
diff --git a/src/app/components/pages/room-creator-page/room-creator-page.component.scss b/src/app/components/pages/room-creator-page/room-creator-page.component.scss
index 6bf53eb8181519af4c48a631bf4a022ec9b8dcda..67d05a431003a84940481c9ca9f10d2b26e0bc03 100644
--- a/src/app/components/pages/room-creator-page/room-creator-page.component.scss
+++ b/src/app/components/pages/room-creator-page/room-creator-page.component.scss
@@ -6,3 +6,7 @@ mat-card-content > :first-child {
   margin-top: 16px;
   margin-bottom: 16px;
 }
+
+button {
+  margin: 5px;
+}
diff --git a/src/assets/i18n/de.json b/src/assets/i18n/de.json
index b0c14fe1b4881d68b4df6da262c7583ea6edadc0..d0f3daa4cdb2ca16d05bc547355ec545e5081233 100644
--- a/src/assets/i18n/de.json
+++ b/src/assets/i18n/de.json
@@ -49,7 +49,7 @@
 	},
   "home-page": {
     "create-session": "Neue Session erstellen",
-    "join-demo-session": "Demo-Session beitreten",
+    "join-demo-session": "Demo-Session betreten",
     "session-id": "Session-Id",
     "no-room-found": "Es wurde keine Session mit dieser ID gefunden.",
     "please-enter": "Bitte geben Sie eine Session-ID ein.",
@@ -63,7 +63,7 @@
     "give-feedback": "Feedback geben",
     "create-content": "Frage erstellen",
     "live-feedback": "Live Feedback",
-    "answer-statistics": "Antwortstatistiken",
+    "answer-statistics": "Statistiken",
     "edit-room": "Session bearbeiten",
     "delete-room": "Session löschen"
   },
diff --git a/src/assets/i18n/en.json b/src/assets/i18n/en.json
index 79509f2d9c0b12d21797a79ecd641b0fa8f5c76c..9b87db31c8f414be54e5ccc96a9604ad122ff4d6 100644
--- a/src/assets/i18n/en.json
+++ b/src/assets/i18n/en.json
@@ -1,9 +1,9 @@
 {
 	"header": {
 		"english": "English",
-		"german": "Deutsch",
+		"german": "German",
 		"logout": "Logout",
-    "guest:": "Guest"
+    "guest": "Guest"
 	},
 	"login-page": {
 		"creator": "Creator",
@@ -61,7 +61,7 @@
     "give-feedback": "Give feedback",
     "create-content": "Create content",
     "live-feedback": "Live feedback",
-    "answer-statistics": "Answer-statistics",
+    "answer-statistics": "Statistics",
     "edit-room": "Edit session",
     "delete-room": "Delete session"
   },
diff --git a/src/theme/_variables.scss b/src/theme/_variables.scss
index e77658e9541224b887d48d1e3ed8126665c223d4..f319d78216f4a88a6e3aebdbd2e0a7352f88db0c 100644
--- a/src/theme/_variables.scss
+++ b/src/theme/_variables.scss
@@ -2,8 +2,8 @@
 // Define the palettes for your theme using the Material Design palettes available in palette.scss
 // (imported above). For each palette, you can optionally specify a default, lighter, and darker
 // hue. Available color palettes: https://www.google.com/design/spec/style/color.html
-$arsnova-primary: mat-palette($mat-teal);
-$arsnova-accent: mat-palette($mat-blue-gray, A200, A100, A400);
+$arsnova-primary: mat-palette($mat-indigo,500);
+$arsnova-accent: mat-palette($mat-amber, 500); //$mat-blue-gray, A200, A100, A400);
 
 // The warn palette is optional (defaults to red).
 $arsnova-warn: mat-palette($mat-red);