diff --git a/src/data/Web_Mainz.css b/src/data/Web_Mainz.css
index e91e8fad0..2f9e3f758 100644
--- a/src/data/Web_Mainz.css
+++ b/src/data/Web_Mainz.css
@@ -266,7 +266,7 @@ table tr.odd {
 /* Alphabet Navigation
 ----------------------------------------------------- */
 div#alphabet {
-    width: 100%;
+    width: 965px;
     margin: 0;
     background-color: #FFF2C5;
 }