diff --git a/isso/css/admin.css b/isso/css/admin.css
index 8a8de477..bf854852 100644
--- a/isso/css/admin.css
+++ b/isso/css/admin.css
@@ -195,6 +195,9 @@ a {
   font-weight: bold;
   text-align: center;
   color: #000;
+  line-height: 1.1em;
+  border: 1px solid rgba(0, 0, 0, 0.2);
+  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
 }
 
 .search-tooltip .search-tooltip-text {
@@ -232,11 +235,11 @@ a {
 
 /* Add animation (fade in the tooltip) */
 @-webkit-keyframes fadeIn {
-  from {opacity: 0;} 
+  from {opacity: 0;}
   to {opacity: 1;}
 }
 
 @keyframes fadeIn {
   from {opacity: 0;}
-  to {opacity:1 ;}
+  to {opacity: 1;}
 }
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