Update app.py

app.py

@@ -64,16 +64,22 @@ header {visibility: hidden;}
     margin-top: 0.1em;
     position: relative;
 }
+
 .clear-chat-btn-top {
     position: absolute;
-    top: 5px;
-    right: 10px;
+    top: 10px;
+    right: 50px;
     font-size: 1.4em;
     color: #ccc;
     background: none;
     border: none;
     cursor: pointer;
     z-index: 1000;
+    transition: color 0.2s ease;
+}
+
+.clear-chat-btn-top:hover {
+    color: #fff;
 }
 
 .stChatMessage { max-width: 85%; border-radius: 12px; padding: 8px; margin-bottom: 10px; }