diff --git a/core/css/guest.css b/core/css/guest.css
index af6b31a99f10fb953b2f476dbd68e7600e400628..9098c983cab34da0363843907a79c5c3bb00ce2a 100644
--- a/core/css/guest.css
+++ b/core/css/guest.css
@@ -202,6 +202,7 @@ input[type='submit'],
 input[type='submit'].icon-confirm,
 input[type='button'],
 button,
+a.button,
 .button,
 select {
 	display: inline-block;
@@ -607,6 +608,7 @@ form #selectDbType label.ui-state-active {
 .warning h2,
 .update h2,
 .error h2 {
+	color: #fff;
 	text-align: center;
 }