Update app.py

app.py

@@ -95,12 +95,36 @@ def process_and_query(openai_api_key, llama_parse_api_key, uploaded_file, select
 # --- Gradio Interface ---
 with gr.Blocks(
     title="Excel Sheet Q&A",
-    theme=gr.themes.Soft(),
-    css=".gradio-container {background: linear-gradient(to right, #C9D6FF, #E2E2E2)}"
+    theme=gr.themes.Soft(), # Keeping the Soft theme as a base
+    css="""
+    .gradio-container {
+        background: linear-gradient(to right, #e0eafc, #cfdef3); /* Softer, light blue gradient */
+        color: #333333; /* Darker text for contrast */
+    }
+    .gr-textbox, .gr-dropdown, .gr-file {
+        background-color: #ffffff; /* White backgrounds for input fields */
+        border: 1px solid #c0c0c0; /* Subtle border */
+        color: #333333;
+    }
+    .gr-button.primary {
+        background-color: #4a90e2; /* A pleasant blue for the primary button */
+        color: white;
+        border: none;
+    }
+    .gr-button.primary:hover {
+        background-color: #357ABD; /* Slightly darker on hover */
+    }
+    .gradio-container h1, .gradio-container h2, .gradio-container h3 {
+        color: #2c3e50; /* Darker headings */
+    }
+    .gradio-container label {
+        color: #555555; /* Slightly softer label text */
+    }
+    """
 ) as iface:
     gr.Markdown(
         """
-        # 📊 Excel Sheet Q&A
+        #  Excel Sheet Q&A
         
         1.  Enter your API keys.
         2.  Upload an Excel file.