diff --git a/src/pyj/book_list/details_list.pyj b/src/pyj/book_list/details_list.pyj
index f05c019935..3651852b63 100644
--- a/src/pyj/book_list/details_list.pyj
+++ b/src/pyj/book_list/details_list.pyj
@@ -34,7 +34,7 @@ def details_list_css():
     extra_data = top + ' > div:last-child'
     ans += f'{extra_data} {{ text-align: right }}'
     narrow_style = f'{s} iframe {{ display: none }} {top} {{ flex-direction: column }} {extra_data} {{ text-align: left; margin-top: 1ex }}'
-    ans += f'@media (max-width: 400px) {{ {narrow_style} }}'
+    ans += f'@media (max-width: 450px) {{ {narrow_style} }}'
     print(ans)
     s += ' iframe'
     # To enable clicking anywhere on the item to load book details to work, we