Update tab styling colors for improved visual consistency

Change background colors for tabs and hover states to enhance the user interface. The active tab now features a gold border, while hover effects have been adjusted to maintain a cohesive design across the application.

app.py

@@ -82,7 +82,7 @@ st.markdown("""
     .stTabs [data-baseweb="tab"] {
         height: 50px;
         white-space: pre-wrap;
-        background-color: #FFD700;
+        background-color: #DAA520;
         color: white;
         border-radius: 10px;
         gap: 1px;
@@ -93,11 +93,12 @@ st.markdown("""
 
     .stTabs [aria-selected="true"] {
         background-color: #DAA520;
+        border: 3px solid #FFD700;
         color: white;
     }
 
     .stTabs [data-baseweb="tab"]:hover {
-        background-color: #DAA520;
+        background-color: #FFD700;
         cursor: pointer;
     }
 </style>""", unsafe_allow_html=True)