Update app.py

app.py

@@ -1550,7 +1550,7 @@ def show_main_app():
     /* Buttons */
     .stButton>button {
         background-color: #5d6dbe;
-        color: white;
+        color: black;
         border: none;
         border-radius: 10px;
         padding: 12px 25px;