Update styles.py

styles.py

@@ -53,7 +53,7 @@ def get_custom_css():
             color: black;
             font-weight: bold;
             transition: all 0.3s ease;
-            border: 2px solid black;
+            border: 1px solid black;
         }
         
         [data-testid="stDownloadButton"] button:hover {