This does not work in version 2.0

Any Idea ?

just discovered the solution, in version 2.0 :

.aw-header-0 .aw-mouseover-header {border-bottom-color:#FF0000;
background:#00FF00!important}
.aw-header-0 .aw-mouseover-header .aw-item-box
{border-bottom-color:#0000FF;
background:#CCCCCC}