diff --git a/ckanext/odsh/public/odsh.css b/ckanext/odsh/public/odsh.css
index 1b3187983711665b2a09ff14095c0b2bf97b581b..f5ab7af964c2e07e21dad33664c3e9ec445da07c 100644
--- a/ckanext/odsh/public/odsh.css
+++ b/ckanext/odsh/public/odsh.css
@@ -747,6 +747,10 @@ label.rangesearch.disabled {
     opacity: 0.6;
 }
 
+.historicat .historical-dataset-label {
+    opacity: 1;
+}
+
 .preview-image-container {
     display: flex;
     flex-direction: column;
@@ -2623,7 +2627,9 @@ p.package-info-issued {
 
 .historical-dataset-label
 {
-    padding: 2px 3px 2px 3px;
+    padding: 4px 5px;
+    background-color: #dbdbdb;
+    color: #444444;
     text-shadow: none;
 }