fix (lms): null cards visible on xs
diff --git a/erpnext/www/lms/macros/card.html b/erpnext/www/lms/macros/card.html
index 9964d2d..076061d 100644
--- a/erpnext/www/lms/macros/card.html
+++ b/erpnext/www/lms/macros/card.html
@@ -28,7 +28,7 @@
 
 {% macro null_card() %}
 <div class="col-sm-4 mb-4 text-left">
-	<div class="h-100" style="border: 1px solid rgba(209,216,221,0.5);border-radius: 0.25rem;background-color: rgb(250, 251, 252);">
+	<div class="h-100 d-none d-sm-block" style="border: 1px solid rgba(209,216,221,0.5);border-radius: 0.25rem;background-color: rgb(250, 251, 252);">
 	</div>
 </div>
 {% endmacro %}
\ No newline at end of file