diff --git a/src/components/layouts/chat.css b/src/components/layouts/chat.css
index d595bf10..719340e8 100644
--- a/src/components/layouts/chat.css
+++ b/src/components/layouts/chat.css
@@ -61,7 +61,7 @@
 
 .memori-chat-layout--controls .memori--start-panel,
 .memori-chat-layout--controls .memori-chat--wrapper {
-    width: 80vw;
+    width: 80%;
     max-width: 1200px;
     margin: 0 auto;
 }