Hello,
1. Please check [8THEME] Products Settings > Products type, Order by and Categories or tags http://prntscr.com/gtzqoa.
2. Use this code:
.top-bar .fancy-select ul.options li.selected {
background-color: black;
color:red !important;
}
.topbar-widget div.fancy-select ul.options {
color: white;
background: blue;
}
Regards