diff --git a/src/main/angular/src/app/app.component.less b/src/main/angular/src/app/app.component.less
index aca454c..fe1e589 100644
--- a/src/main/angular/src/app/app.component.less
+++ b/src/main/angular/src/app/app.component.less
@@ -1,3 +1,5 @@
+@import "../common.less";
+
 #mainMenu {
   border-bottom: 1px solid black;
 
diff --git a/src/main/angular/src/app/pages/tools/numbers/numbers-common.less b/src/main/angular/src/app/pages/tools/numbers/numbers-common.less
deleted file mode 100644
index 6a4f2ac..0000000
--- a/src/main/angular/src/app/pages/tools/numbers/numbers-common.less
+++ /dev/null
@@ -1,2 +0,0 @@
-@import "../../../../tile.less";
-@import "../../user/user.less";
diff --git a/src/main/angular/src/app/pages/tools/numbers/overview/numbers-overview.component.less b/src/main/angular/src/app/pages/tools/numbers/overview/numbers-overview.component.less
index 239147d..103e68d 100644
--- a/src/main/angular/src/app/pages/tools/numbers/overview/numbers-overview.component.less
+++ b/src/main/angular/src/app/pages/tools/numbers/overview/numbers-overview.component.less
@@ -1 +1 @@
-@import "../numbers-common.less";
+@import "../../../../../common.less";
diff --git a/src/main/angular/src/app/pages/tools/numbers/session/numbers-session.component.less b/src/main/angular/src/app/pages/tools/numbers/session/numbers-session.component.less
index 239147d..103e68d 100644
--- a/src/main/angular/src/app/pages/tools/numbers/session/numbers-session.component.less
+++ b/src/main/angular/src/app/pages/tools/numbers/session/numbers-session.component.less
@@ -1 +1 @@
-@import "../numbers-common.less";
+@import "../../../../../common.less";
diff --git a/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.html b/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.html
index 8241a78..af9b72f 100644
--- a/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.html
+++ b/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.html
@@ -1,20 +1,10 @@
 <table>
   <tr>
-    <th>Typ</th>
     <th>Titel</th>
-    <th>Besitzer</th>
-    <th>Erstellt</th>
     <th>Teilnehmer</th>
   </tr>
   <tr *ngFor="let session of sessions" (click)="numbersSessionService.goto(session)">
-    <td>{{ session.typeDisplayName }}</td>
-    <td>{{ session.title }}</td>
-    <td class="user" (click)="userService.goto(session.owner)">{{ session.owner.name }}</td>
-    <td>{{ session.created | date:'yyyy-MM-dd hh:mm' }}</td>
-    <td>
-      <div class="user" *ngFor="let user of session.users" (click)="userService.goto(user)">
-        {{ user.name }}
-      </div>
-    </td>
+    <td class="title">{{ session.title }}</td>
+    <td class="users">{{ session.users.length }}</td>
   </tr>
 </table>
diff --git a/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.less b/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.less
index 38e483e..35cdf89 100644
--- a/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.less
+++ b/src/main/angular/src/app/pages/tools/numbers/shared/session-list/session-list.component.less
@@ -1 +1,13 @@
-@import "../../numbers-common.less";
+@import "../../../../../../common.less";
+
+td {
+  border: 1px solid black;
+}
+
+.title {
+
+}
+
+.users {
+  text-align: center;
+}
diff --git a/src/main/angular/src/app/pages/tools/solar-system/printout/solar-system-printout.component.less b/src/main/angular/src/app/pages/tools/solar-system/printout/solar-system-printout.component.less
index 1ea715b..4e59ed3 100644
--- a/src/main/angular/src/app/pages/tools/solar-system/printout/solar-system-printout.component.less
+++ b/src/main/angular/src/app/pages/tools/solar-system/printout/solar-system-printout.component.less
@@ -1,3 +1,5 @@
+@import "../../../../../common.less";
+
 @page {
   size: A4;
   margin: 10mm;
diff --git a/src/main/angular/src/app/pages/tools/solar-system/solar-system.component.less b/src/main/angular/src/app/pages/tools/solar-system/solar-system.component.less
index e7d506a..25eb9c5 100644
--- a/src/main/angular/src/app/pages/tools/solar-system/solar-system.component.less
+++ b/src/main/angular/src/app/pages/tools/solar-system/solar-system.component.less
@@ -1,4 +1,4 @@
-@import "../../../../tile.less";
+@import "../../../../common.less";
 
 .name {
   text-align: left;
diff --git a/src/main/angular/src/app/pages/tools/voltage-drop/voltage-drop.component.less b/src/main/angular/src/app/pages/tools/voltage-drop/voltage-drop.component.less
index 4642f39..0baf273 100644
--- a/src/main/angular/src/app/pages/tools/voltage-drop/voltage-drop.component.less
+++ b/src/main/angular/src/app/pages/tools/voltage-drop/voltage-drop.component.less
@@ -1,4 +1,4 @@
-@import "../../../../tile.less";
+@import "../../../../common.less";
 
 #VoltageDropInputs {
 
diff --git a/src/main/angular/src/app/pages/user/user.component.html b/src/main/angular/src/app/pages/user/user.component.html
index ea4435c..84dc523 100644
--- a/src/main/angular/src/app/pages/user/user.component.html
+++ b/src/main/angular/src/app/pages/user/user.component.html
@@ -1,4 +1,6 @@
 <ng-container *ngIf="user !== null">
   <h2>Benutzer: {{ user.name }}</h2>
+
+  <h3>Gemeinsame Sitzungen</h3>
   <app-session-list [sessions]="user.commonSessions"></app-session-list>
 </ng-container>
diff --git a/src/main/angular/src/app/pages/user/user.component.less b/src/main/angular/src/app/pages/user/user.component.less
index e69de29..6857e0d 100644
--- a/src/main/angular/src/app/pages/user/user.component.less
+++ b/src/main/angular/src/app/pages/user/user.component.less
@@ -0,0 +1 @@
+@import "../../../common.less";
diff --git a/src/main/angular/src/app/shared/text/text.component.less b/src/main/angular/src/app/shared/text/text.component.less
index e69de29..6857e0d 100644
--- a/src/main/angular/src/app/shared/text/text.component.less
+++ b/src/main/angular/src/app/shared/text/text.component.less
@@ -0,0 +1 @@
+@import "../../../common.less";
diff --git a/src/main/angular/src/common.less b/src/main/angular/src/common.less
new file mode 100644
index 0000000..f29d435
--- /dev/null
+++ b/src/main/angular/src/common.less
@@ -0,0 +1,2 @@
+@import "./tile.less";
+@import "./user.less";
diff --git a/src/main/angular/src/styles.less b/src/main/angular/src/styles.less
index 603a0a1..4ecb2e4 100644
--- a/src/main/angular/src/styles.less
+++ b/src/main/angular/src/styles.less
@@ -1,3 +1,5 @@
+@import "./common.less";
+
 body {
   font-family: sans-serif;
   font-size: 4vw;
diff --git a/src/main/angular/src/tile.less b/src/main/angular/src/tile.less
index e6f6785..c9d7fd8 100644
--- a/src/main/angular/src/tile.less
+++ b/src/main/angular/src/tile.less
@@ -1,4 +1,4 @@
-@import "config.less";
+@import "./config.less";
 
 .tileContainer {
   padding: @halfSpace;
diff --git a/src/main/angular/src/app/pages/user/user.less b/src/main/angular/src/user.less
similarity index 86%
rename from src/main/angular/src/app/pages/user/user.less
rename to src/main/angular/src/user.less
index 06d2f81..a68df4f 100644
--- a/src/main/angular/src/app/pages/user/user.less
+++ b/src/main/angular/src/user.less
@@ -1,3 +1,5 @@
+@import "./config.less";
+
 .user {
   float: left;
   padding: @halfSpace;