Update Streamlit app styles by changing text color to black and adjusting font size for improved readability and user experience.

src/streamlit_app.py

@@ -29,7 +29,7 @@ st.markdown("""
         height: 45px;
         white-space: pre-wrap;
         background-color: #DAA520;
-        color: white;
+        color: black;
         border-radius: 10px;
         gap: 1px;
         padding: 10px 20px;
@@ -41,6 +41,7 @@ st.markdown("""
         background-color: #DAA520;
         border: 3px solid #FFD700;
         color: white;
+        font-size: 1.000rem;
     }
     .stElementContainer [kind="segmented_control"]:hover {
         background-color: #FFD700;