Update app.py

app.py

@@ -21,7 +21,8 @@ demo = gr.Interface(
     outputs=gr.Textbox(label="Get a simple answer in return:"),
     css="""
         .gradio-container, .gradio-container-3-21-0.svelte-v63enf, .embed-container.dark, .contain, .block, .block.svelte-1scc9gv.padded {
-            background-color: #f2f2f2 !important;
+            background-color: #ffffff !important;
+            color: #000000 !important;
         }
         gr.Textbox {
             color: #4b4b4b !important;