Update app.py

app.py

@@ -31,12 +31,21 @@ def show_html_in_iframe(page_idx):
 # Create a slider component to select the HTML page
 slider = gr.Slider(minimum=0, maximum=len(html_files)-1, step=1, label='Page')
 
-# Create the Gradio interface
-iface = gr.Interface(fn=show_html_in_iframe,
-                     inputs=slider,
-                     outputs=gr.HTML(),
-                     title="HTML Viewer with Event Listeners",
-                     description="Displays HTML content with JavaScript event listeners via an iframe.")
+# Create a container for the slider and the HTML output
+components = [
+    gr.Column([slider], full_width=True),
+    gr.HTML()
+]
+
+# Create the Gradio interface with a vertical layout
+iface = gr.Interface(
+    fn=show_html_in_iframe,
+    inputs=components[0],
+    outputs=components[1],
+    title="HTML Viewer with Event Listeners",
+    description="Displays HTML content with JavaScript event listeners via an iframe.",
+    layout="vertical"
+)
 
 # Display the interface
 iface.launch()