Popsu-coloque/web/core/profiles/demo_umami/themes/umami/css/classy/layout/media-library.css

/**
 * @file
 * Contains minimal layout styling for the media library.
 */

.media-library-wrapper {
  display: flex;
}

.media-library-menu {
  flex-basis: 20%;
  flex-shrink: 0;
}

.media-library-content {
  flex-grow: 1;
}

.media-library-views-form {
  display: flex;
  flex-wrap: wrap;
}

.media-library-views-form .media-library-item {
  justify-content: space-between;
  max-width: 23%;
  margin: 1%;
}