diff --git a/src/features/agents/Session.module.css b/src/features/agents/Session.module.css
index f7230811a..9cdbf51ab 100644
--- a/src/features/agents/Session.module.css
+++ b/src/features/agents/Session.module.css
@@ -117,11 +117,6 @@
 .stream:focus {
   outline: none;
 }
-/* Off-screen entries skip layout, so resizing the pane doesn't reflow a long conversation. */
-.stream > * {
-  content-visibility: auto;
-  contain-intrinsic-block-size: auto 80px;
-}
 
 /* Your message with its actions, shown on hover. */
 .message {