Update app.py

app.py

@@ -260,7 +260,7 @@ def chat(user_input):
 
 image_path = "logo.png"
 with gr.Blocks(css=custom_css) as demo:
-     with gr.Row():
+    with gr.Row():
         gr.Image(image_path, elem_id="logo_image")
     with gr.Row():
         gr.Markdown("<h2 style='text-align: center; color: #00000;'>المساعد العربي ar-pdf-chat للدردشة </h2>", rtl=True)