diff --git a/html5/css/client.css b/html5/css/client.css
index 63e09d25..2ea0302f 100644
--- a/html5/css/client.css
+++ b/html5/css/client.css
@@ -43,6 +43,7 @@ div#disconnect_form {
 }
 .overlay {
   background-color: black;
+  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
   position: fixed;
   top: 0;
   right: 0;
@@ -124,7 +125,7 @@ canvas {
   background-color: transparent;
 }
 .windowtitle {
-  font-family: Arial, Helvetica, sans-serif;
+  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
   display: inline-block;
   float: left;
   position: absolute;