Index: wp-content/themes/twentytwelve/style.css
===================================================================
--- wp-content/themes/twentytwelve/style.css	(revision 22314)
+++ wp-content/themes/twentytwelve/style.css	(working copy)
@@ -1369,6 +1369,35 @@
 }
 
 
+/* =Signup
+----------------------------------------------- */
+
+.mu_register ul {
+	list-style: disc outside;
+	margin: 0 0 24px;
+	margin: 0 0 1.714285714rem;
+}
+.mu_register li {
+	margin-left: 36px;
+	margin-left: 2.571428571rem;
+	line-height: 1.42857143;
+}
+.mu_register p {
+	font-size: 13px;
+	font-size: 0.928571429rem;
+	line-height: 1.846153846;
+	margin-bottom: 24px;
+	margin-bottom: 1.714285714rem;
+}
+.mu_register h2 {
+	font-size: 18px;
+	font-size: 1.285714286rem;
+	line-height: 1.6;
+	font-weight: normal;
+	color: #777;
+}
+
+
 /* =Media queries
 -------------------------------------------------------------- */