diff --git a/tools/server/public_simplechat/simplechat.css b/tools/server/public_simplechat/simplechat.css
index 11f3a436c1..682414753a 100644
--- a/tools/server/public_simplechat/simplechat.css
+++ b/tools/server/public_simplechat/simplechat.css
@@ -84,6 +84,7 @@ body {
     overflow-wrap: break-word;
     word-break: break-word;
     hyphens: auto;
+    border-width: thin;
 }
 .chat-message-toolcall {
     border-style: solid;
diff --git a/tools/server/public_simplechat/simplechat.js b/tools/server/public_simplechat/simplechat.js
index e39716d1ec..30779b26a0 100644
--- a/tools/server/public_simplechat/simplechat.js
+++ b/tools/server/public_simplechat/simplechat.js
@@ -1027,7 +1027,7 @@ class MultiChatUI {
 
         this.TimePeriods = {
             ToolCallAutoSecsTimeUnit: 1000,
-            PopoverCloseTimeout: 8000,
+            PopoverCloseTimeout: 4000,
         }
 
         this.timers = {