Update app.py

app.py

@@ -878,7 +878,7 @@ with gr.Blocks(title="Agent Feynman") as demo:
                 generate_btn = gr.Button("Generate Lecture")
         with gr.Column(scale=2):
             default_slide_html = """
-            <div style="display: flex; flex-direction: column; justify-content: center; align-items: center; height: 100%; minISlide-height: 700px; padding: 20px; text-align: center; border: 1px solid #ddd; border-radius: 8px;">
+            <div style="display: flex; flex-direction: column; justify-content: center; align-items: center; height: 100%; min-height: 700px; padding: 20px; text-align: center; border: 1px solid #ddd; border-radius: 8px;">
                 <h2 style="font-style: italic; color: #555;">Waiting for lecture content...</h2>
                 <p style="margin-top: 10px; font-size: 16px;">Please Generate lecture content via the form on the left first before lecture begins</p>
             </div>