Update app.py

app.py

@@ -104,7 +104,10 @@ iface = gr.Interface(
     ], elem_id="qwen-md"),
     title="📖 Qwen2 Math Demo",
     allow_flagging='never',
-    description="This WebUI is based on Qwen2-VL for OCR and Qwen2-Math for mathematical reasoning. You can input either images or texts of mathematical or arithmetic problems."
+    description="""\
+<p align="center"><img src="https://modelscope.oss-cn-beijing.aliyuncs.com/resource/qwen.png" style="height: 80px"/><p>"""
+    """\
+<center><font size=3>This WebUI is based on Qwen2-VL for OCR and Qwen2-Math for mathematical reasoning. You can input either images or texts of mathematical or arithmetic problems.</center>"""
 )    
 
 # Launch gradio application