added class to h1 so it overrides

library/scss/login.scss

@@ -24,7 +24,7 @@ This is the Wordpress logo in the admin area.
 You'll have to load your own images and mess
 with the width and height.
 */
-h1 a {
+.login h1 a {
 	background: url(../images/login-logo.png) no-repeat top center; /* make sure to replace this! */
 	width: 326px;
 	height: 67px;