diff --git a/ihm5 b/ihm5
deleted file mode 160000
index db04fa9..0000000
--- a/ihm5
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit db04fa955b01121c3507031ffdb0570920124bc7
diff --git a/public/style/chat.css b/public/style/chat.css
index 96719c9..661cc07 100755
--- a/public/style/chat.css
+++ b/public/style/chat.css
@@ -404,6 +404,14 @@ body {
     color: var(--primary-color);
 }
 
+.signature-documents {
+    height: 80%;
+    width: 100%;
+    margin: 0% 10% 0% 10%;
+    overflow: auto;
+    display: flex;
+}
+
 #close-signature {
     cursor: pointer;
     align-items: center;
diff --git a/src/pages/chat/chat.ts b/src/pages/chat/chat.ts
index 2ba1b0e..e596463 100755
--- a/src/pages/chat/chat.ts
+++ b/src/pages/chat/chat.ts
@@ -99,11 +99,8 @@ class ChatElement extends HTMLElement {
                         <div class="signature-description">
                             <h2>Description</h2>
                         </div>
-                        <div class="signature-common">
-                            <h2>Documents in common</h2>
-                        </div>
-                        <div class="signature-by-role">
-                            <h2>Documents by role</h2>
+                        <div class="signature-documents">
+                            <h2>Documents</h2>
                         </div>
                     </div>
                 </div>