diff --git a/core/css/styles.css b/core/css/styles.css
index 7fb800f79e..b949c71b0a 100644
--- a/core/css/styles.css
+++ b/core/css/styles.css
@@ -56,14 +56,15 @@ input[type="checkbox"]:hover+label, input[type="checkbox"]:focus+label { color:#
 /* BUTTONS */
 input[type="submit"], input[type="button"], button, .button, #quota, div.jp-progress, select, .pager li a {
 	width:auto; padding:.4em;
-	background-color:rgba(230,230,230,.5); font-weight:bold; color:#555; text-shadow:#fff 0 1px 0; border:1px solid #bbb; border:1px solid rgba(180,180,180,.5); cursor:pointer;
+	background-color:rgba(240,240,240,.9); font-weight:bold; color:#555; text-shadow:#fff 0 1px 0; border:1px solid rgba(190,190,190,.9); cursor:pointer;
 	-moz-box-shadow:0 1px 1px #fff, 0 1px 1px #fff inset; -webkit-box-shadow:0 1px 1px #fff, 0 1px 1px #fff inset; box-shadow:0 1px 1px #fff, 0 1px 1px #fff inset;
 	-moz-border-radius:.5em; -webkit-border-radius:.5em; border-radius:.5em;
 }
 input[type="submit"]:hover, input[type="submit"]:focus, input[type="button"]:hover, select:hover, select:focus, select:active, input[type="button"]:focus, .button:hover {
-	background:rgba(255,255,255,.5); color:#333;
+	background:rgba(250,250,250,.9); color:#333;
 }
 input[type="submit"] img, input[type="button"] img, button img, .button img { cursor:pointer; }
+#header .button { border:none; }
 
 /* Primary action button, use sparingly */
 .primary, input[type="submit"].primary, input[type="button"].primary, button.primary, .button.primary {