diff --git a/koordinates/gui/dataset_browser_items.py b/koordinates/gui/dataset_browser_items.py
index 4270213..dc89245 100644
--- a/koordinates/gui/dataset_browser_items.py
+++ b/koordinates/gui/dataset_browser_items.py
@@ -463,6 +463,8 @@ def __init__(self,
 
         if self._mode == StandardExploreModes.Browse:
             item_style_sheet += "\nborder: 1px solid #dddddd;"
+        else:
+            item_style_sheet += "\nborder: 1px solid rgba(0,0,0,0);"
 
         style_sheet = f"""DatasetItemWidgetBase
         {{