Updated to Drupal 8.5. Core Media not yet in use.

[yaffs-website] / web / core / themes / stable / css / system / components / sticky-header.module.css

/**
 * @file
 * Table header behavior.
 *
 * @see tableheader.js
 */

table.sticky-header {
  background-color: #fff;
  margin-top: 0;
  z-index: 500;
  top: 0;
}