Update app.py

app.py

@@ -177,16 +177,18 @@ def create_chat_interface():
             padding: 15px;
             margin-bottom: 20px;
         }
-        /* 用户消息样式 */
-        .chatbot .user-message {
-            background-color: #e3f2fd !important;
-            border-radius: 15px 15px 2px 15px !important;
-            padding: 10px 15px !important;
-            margin: 5px 0 !important;
-            max-width: 85% !important;
-            float: right !important;
-            clear: both !important;
-        }
+      /* 用户消息样式 */
+.chatbot .user-message {
+    background-color: #fce4ec !important;  /* 浅粉色背景 */
+    border-radius: 15px 15px 2px 15px !important;
+    padding: 10px 15px !important;
+    margin: 5px 0 !important;
+    max-width: 85% !important;
+    float: right !important;
+    clear: both !important;
+    border: 1px solid #f8bbd0 !important;  /* 粉色边框 */
+    box-shadow: 0 1px 2px rgba(244, 143, 177, 0.15) !important;  /* 粉色阴影 */
+}
         /* AI响应消息样式 */
         .chatbot .bot-message {
             background-color: #ffffff !important;