updated button gradient style

Author: UnderlineWords

src/Elements/Button/Button.scss

@@ -68,7 +68,7 @@
 				&:active,
 				&:focus {
 					background: theme('color', 'background');
-					@include set-gradient(theme('color', 'background'), to bottom, 26%);
+					@include set-gradient(theme('color', 'background'), to bottom, 27%);
 				}
 			}
 		}

src/Elements/Button/mixins.scss

@@ -319,7 +319,7 @@
 			&:active,
 			&:focus {
 				background: $bg-color;
-				@include set-gradient($bg-color, to bottom, 26%);
+				@include set-gradient($bg-color, to bottom, 27%);
 			}
 		}
 	}