Color:Active Menu Item inside dropdown for Sparkling WordPress theme

Dear friends-
Sorry, but I am unable to find the .css to change the color of the active item in a dropdown menu. Can you help. Thanks.
<> Categories in the default menu.

You can change active menu item color inside dropdown by adding this simple code to Appearance >> Theme Options >> Other >> Custom CSS

.dropdown-menu .active a {
  color: #F2D00E !important;