Update README.md

README.md

@@ -6,10 +6,12 @@ colorTo: yellow
 sdk: gradio
 sdk_version: 5.33.0
 app_file: app.py
-pinned: false
+pinned: true
 tag: agent-demo-track
 short_description: Quiz Generator by PDFs
-videoOverview: https://youtu.be/DcDEcS23ssc
+videoOverview: https://youtu.be/R1ADwYVbB_g
+thumbnail: >-
+  https://cdn-uploads.huggingface.co/production/uploads/667d47ee51982c17a5af4e38/_TNwF7U-3mr-0aG9LJQp6.png
 ---
 
 # Quizy: Intelligent PDF Quiz Generator
@@ -41,11 +43,10 @@ Quizy is an AI-powered application that automatically generates interactive quiz
 5. Review the correct answers and explanations
 
 ## Demo
-Watch the video overview to see Quizy in action: [YouTube Demo](https://youtu.be/DcDEcS23ssc)
+Watch the video overview to see Quizy in action: [Live Demo](https://youtu.be/R1ADwYVbB_g?si=d_hHkYrkwoJuA5Gu)
 
 ## Try It Now
 
 [Quizy: The Quiz Generator](https://agents-mcp-hackathon-quizy.hf.space/)
 
-Quizy is available as a Hugging Face Space. Experience it today and transform your learning materials into interactive quizzes!
-
+Quizy is available as a Hugging Face Space. Experience it today and transform your learning materials into interactive quizzes!