Update app.py

app.py

@@ -1703,7 +1703,14 @@ def show_main_app():
         margin-top: 10px;
         box-shadow: 0 2px 5px rgba(0,0,0,0.05);
     }
-
+     /*file label */
+     [data-testid="stFileUploader"] label {
+    color: black !important;
+    -webkit-text-fill-color: black !important;
+    opacity: 1 !important;
+    font-weight: 600; /* Often labels are a bit bolder */
+    margin-bottom: 0.5rem; /* Add a little space below the label */
+                }
 
     /* Information, Success, Error, Warning Boxes */
     [data-testid="stAlert"] {
@@ -1935,6 +1942,8 @@ def show_main_app():
     opacity: 1 !important; */
 }
 
+
+
     </style>
     """, unsafe_allow_html=True)