oh please work

.atom/packages/atom-material-ui/styles/dropdowns.less

@@ -0,0 +1,15 @@
+.dropdown-menu {
+    background-color: @overlay-background-color;
+    border-radius: 0;
+    border: 1px solid @base-border-color;
+    padding: 0;
+
+    > li > a {
+        .text(normal);
+    }
+
+    > li > a:hover {
+        .text(highlight);
+        background-color: @background-color-highlight;
+    }
+}