Update app.py

app.py

@@ -142,13 +142,13 @@ def record_input(id, turn, annotator, alignment, quality, consistency, overall):
 
 # Gradio Interface
 def create_interface():
-    with gr.Blocks(css="custom.css") as demo:
+    with gr.Blocks(theme=gr.themes.Soft()) as demo:
         gr.Markdown(instruction_beginning)
 
         # annotator = gr.Textbox(label="Nickname", interactive=True)
         annotator = gr.Textbox(label="Annotator Nickname")
 
-        start_btn = gr.Button("Start")
+        start_btn = gr.Button("Start", variant="primary")
         progress_text = gr.Markdown("Waiting to start.")
         # progress_text = gr.Markdown("You have labeled **0** out of 528 potential images.")
 
@@ -171,7 +171,7 @@ def create_interface():
         slider_overall = gr.Slider(label="Overall Impression", minimum=0, maximum=10, step=1, value=5,
                                    info=overall_info)
 
-        save_and_continue_btn = gr.Button("Save & Continue")
+        save_and_continue_btn = gr.Button("Save & Continue", variant="primary")
 
         start_btn.click(
             fn=start,