Update app.py

app.py

@@ -1,6 +1,11 @@
 import gradio as gr
 from huggingface_hub import InferenceClient
 
+theme = gr.themes.Ocean(
+    primary_hue="red",
+    secondary_hue="amber",
+    neutral_hue="amber",
+)
 
 client = InferenceClient("microsoft/phi-4")
 
@@ -35,7 +40,7 @@ def respond(message, history, budget, have_items, allergies):
     )
     return response["choices"][0]["message"]["content"].strip()
 
-with gr.Blocks() as demo:
+with gr.Blocks(theme=theme) as demo:
     gr.Markdown("## RecipEASY")
     budget = gr.Slider(
         minimum=0,     # lowest value