diff --git a/less/buttons.less b/less/buttons.less
index 3b6b213..9c808ba 100644
--- a/less/buttons.less
+++ b/less/buttons.less
@@ -1,7 +1,3 @@
-@btn-a-bg: #0AE;
-@btn-b-bg: #3C5;
-@btn-c-bg: #D33;
-
 i, button {
 	font-family: Lucida Sans Unicode, Lucida Grande, sans-serif;
 }
@@ -17,7 +13,7 @@ button {
 	cursor: pointer;
 	border: none;
 	&.btn-a {
-		background: @btn-a-bg;
+		background: #0AE;
 		&:hover {
 			background: #09d; /* darken(@btn-a-bg, 5%) */
 		}
@@ -26,7 +22,7 @@ button {
 		}
 	}
 	&.btn-b {
-		background: @btn-b-bg;
+		background: #3C5;
 		&:hover {
 			background: #2b4; /* darken(@btn-b-bg, 5%) */
 		}
@@ -35,7 +31,7 @@ button {
 		}
 	}
 	&.btn-c {
-		background: @btn-c-bg;
+		background: #D33;
 		&:hover {
 			background: #d22; /* darken(@btn-c-bg, 5%) */
 		}