Template:Import-stickytable/styles.css

/* If table has no thead, assume first row of tbody */
.tpl-stickytable thead tr:first-child,
.tpl-stickytable tbody:first-child tr:first-child {
  position: sticky;
  top: 0;
}

.tpl-stickytable-group td {
  border-top: 3px solid #a2a9b1;
}