Merge pull request #1859 from carbon-design-system/1852-overflow-background

fix(overflow): removed default background color for button

Author: kodiakhq[bot]

src/components/OverflowMenu/_overflow-menu.scss

@@ -1 +1,5 @@
 @import '~carbon-components/scss/components/overflow-menu/overflow-menu';
+
+button.#{$prefix}--overflow-menu {
+  background: none;
+}