diff --git a/htdocs/theme/yellow/yellow.css b/htdocs/theme/yellow/yellow.css
index f90ebdd569867c006323ee32430a7dc3cc8dd367..4413607abc6b1b30e607d7f272e4fbb60fd01f27 100644
--- a/htdocs/theme/yellow/yellow.css
+++ b/htdocs/theme/yellow/yellow.css
@@ -297,15 +297,15 @@ div.tabBar {
     background: #dcdcd3;
     padding: 0em 1em;
     margin: 0em 0em 1.5em 0em;
-    border: 1px solid #8CACBB;
-    border-top: 1px solid #8CACBB;
+    border: 1px solid #999999;
+    border-top: 1px solid #999999;
 }
 
 div.tabs {
     top: 20px;
     margin: 1px 0em 0em 0em;
     padding: 0em 0.5em;
-  text-align: left;
+    text-align: left;
 }
 
 div.tabsAction {
@@ -342,7 +342,7 @@ div.message {
 
 a.tab {
   background: white;
-  border: 1px solid #8CACBB;
+  border: 1px solid #999999;
   color: #436976;
   padding: 0em 1em;
   margin: 0em 0.2em;
@@ -357,7 +357,7 @@ a.tab#active {
 }
 
 a.tab:hover {
-  background: #ebebe0;
+  background: #eeeecc;
   text-decoration: none;
 }