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/* --- sub menu indicators - the easy way --- */
.menu li > a:after {
  color: # C598FB; /*--- may not need color ---*/
  content: ' ▾';
}

.nav-menu li > a:hover:after {
  color: #FB67F2; /*--- may not need color ---*/
  content: ' ▾';
}

.menu li > a:only-child:after {
  content: '';
}

/* --- Genesis 2.0 --- */
RT @bgardner  How to Add a Dropdown Indicator to a Genesis 2.0 Navigation Menu Automatically 
https://www.bourncreative.com/add-dropdown-indicator-genesis-2-0-navigation-menu-automatically/

sridharkatakam.com/adding-nav-sub-menu-indicators-genesis-using-font-awesome/

http://sridharkatakam.com/adding-sub-menu-indicators-nav-menu-items-genesis/

http://sridharkatakam.com/how-to-add-automatic-sub-menu-indicators-for-nav-menu-items-in-genesis/