Update app.py

app.py

@@ -555,6 +555,23 @@ h3 {
     height: 100% !important;
     display: block !important;
 }
+[data-testid="stAppViewContainer"]::-webkit-scrollbar {
+    width: 8px;
+}
+
+[data-testid="stAppViewContainer"]::-webkit-scrollbar-track {
+    background: #f1f1f1;
+    border-radius: 4px;
+}
+
+[data-testid="stAppViewContainer"]::-webkit-scrollbar-thumb {
+    background: #6a0dad;
+    border-radius: 4px;
+}
+
+[data-testid="stAppViewContainer"]::-webkit-scrollbar-thumb:hover {
+    background: #5a0a96;
+}
 </style>
 """, unsafe_allow_html=True)