diff -u b/core/modules/media_library/css/media_library.theme.css b/core/modules/media_library/css/media_library.theme.css
--- b/core/modules/media_library/css/media_library.theme.css
+++ b/core/modules/media_library/css/media_library.theme.css
@@ -245,7 +245,6 @@
 
 .media-library-item--grid .field--name-thumbnail img {
   height: 180px;
-
   object-fit: contain;
   object-position: center center;
 }