diff --git a/src/data/Web_Mainz.css b/src/data/Web_Mainz.css
index fde696781..ab802342f 100644
--- a/src/data/Web_Mainz.css
+++ b/src/data/Web_Mainz.css
@@ -254,7 +254,7 @@ a:visited {
 /* Alphabet Navigation
 ----------------------------------------------------- */
 div#alphabet {
-    width: 100%;
+    width: 965px;
     margin: 0;
     background-color: #FFF2C6;
 }