Update app.py

app.py

@@ -60,7 +60,7 @@ def get_medical_response(question, vectorizer, X_tfidf, model, tokenizer, sbert_
 st.markdown("""
     <style>
         .main {
-            background-color: #000000;
+            background-color: ##131313;
             padding: 2rem;
             border-radius: 10px;
         }