1 files changed, 22 insertions, 0 deletions
diff --git a/packages/ui/src/components/message-part.css b/packages/ui/src/components/message-part.css
index 5b0a3cc17..ede7f5c90 100644
--- a/packages/ui/src/components/message-part.css
+++ b/packages/ui/src/components/message-part.css
@@ -120,6 +120,7 @@
     align-items: center;
     justify-content: flex-end;
     gap: 10px;
+    width: 100%;
     opacity: 0;
     pointer-events: none;
     transition: opacity 0.15s ease;
@@ -134,6 +135,27 @@
   [data-slot="user-message-meta"] {
     user-select: none;
     text-align: right;
+    flex: 1 1 auto;
+    min-width: 0;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+
+  [data-slot="user-message-meta-wrap"] {
+    flex: 1 1 auto;
+    min-width: 0;
+    display: flex;
+    align-items: center;
+    justify-content: flex-end;
+    overflow: hidden;
+  }
+
+  [data-slot="user-message-meta-tail"] {
+    user-select: none;
+    flex: 0 0 auto;
+    white-space: nowrap;
+    text-align: right;
   }
 
   [data-slot="user-message-copy-wrapper"][data-interrupted] {