diff --git a/koha-tmpl/opac-tmpl/hlt/en/includes/main.css b/koha-tmpl/opac-tmpl/hlt/en/includes/main.css
index 99ab53f256..b002802c86 100644
--- a/koha-tmpl/opac-tmpl/hlt/en/includes/main.css
+++ b/koha-tmpl/opac-tmpl/hlt/en/includes/main.css
@@ -219,6 +219,7 @@ background-color:#E0EBDD;}
 text-decoration: none;
  width: 17px;
 height: 17px;
+line-height: 18px;
 padding: 2px;
 border-top: 1px;
 border-right: 1px;
@@ -235,6 +236,7 @@ text-decoration: none;
 background-color:#FEEDDB;
  width: 17px;
 height: 17px;
+line-height: 18px;
 padding: 2px;
 border-top: 1px;
 border-right: 1px;