Index: src/wp-admin/css/install.css
===================================================================
--- src/wp-admin/css/install.css	(revision 28849)
+++ src/wp-admin/css/install.css	(working copy)
@@ -68,19 +68,19 @@
 #logo a {
 	background-image: url(../images/w-logo-blue.png?ver=20131202);
 	background-image: none, url(../images/wordpress-logo.svg?ver=20131107);
-	-webkit-background-size: 80px 80px;
-	background-size: 80px 80px;
+	-webkit-background-size: 84px;
+	background-size: 84px;
 	background-position: center top;
 	background-repeat: no-repeat;
 	color: #999;
-	height: 80px;
+	height: 84px;
 	font-size: 20px;
 	font-weight: normal;
 	line-height: 1.3em;
 	margin: -130px auto 25px;
 	padding: 0;
 	text-decoration: none;
-	width: 80px;
+	width: 84px;
 	text-indent: -9999px;
 	outline: none;
 	overflow: hidden;
Index: src/wp-admin/css/login.css
===================================================================
--- src/wp-admin/css/login.css	(revision 28849)
+++ src/wp-admin/css/login.css	(working copy)
@@ -126,19 +126,19 @@
 .login h1 a {
 	background-image: url(../images/w-logo-blue.png?ver=20131202);
 	background-image: none, url(../images/wordpress-logo.svg?ver=20131107);
-	-webkit-background-size: 80px 80px;
-	background-size: 80px 80px;
+	-webkit-background-size: 84px;
+	background-size: 84px;
 	background-position: center top;
 	background-repeat: no-repeat;
 	color: #999;
-	height: 80px;
+	height: 84px;
 	font-size: 20px;
 	font-weight: normal;
 	line-height: 1.3em;
 	margin: 0 auto 25px;
 	padding: 0;
 	text-decoration: none;
-	width: 80px;
+	width: 84px;
 	text-indent: -9999px;
 	outline: none;
 	overflow: hidden;