Reply To: change categories menu background color

Hello,

Please add this code to the Theme Settings > Custom CSS > Global:

.vertical-navigation .item-level-0.menu-item-has-children>a {
    background:black;
	color:white;
}
body .vertical-navigation .item-level-0:hover>a {
    background-color: black;
    color: white;
}

Best Regards