diff --git a/public/stylesheets/new_user.css b/public/stylesheets/new_user.css
index 1a8e34f2f..2e77ba0e8 100644
--- a/public/stylesheets/new_user.css
+++ b/public/stylesheets/new_user.css
@@ -1114,4 +1114,4 @@ a:hover.tijiao{ background:#0f99a9;}
 #cboxPrevious{position:absolute; bottom:0px; left:0; color:#444;}
 #cboxNext{position:absolute; bottom:0px; left:63px; color:#444;}
 #cboxClose{position:absolute; bottom:0; right:0; display:block; color:#444;}
-.system_message_style {line-height: 19.1px; max-width: 300px;work-wrap: break-word; word-break: break-all;}
+.system_message_style {line-height: 19.1px; max-width: 400px;work-wrap: break-word; word-break: break-all;}