/*wrapper of all elements*/
div.sexy-combo {
    position:relative;
    left: 0px;
    top: 0px;
}
/*text input*/
.sexy-combo input {
    position: absolute;
}

/*icon*/
.sexy-combo div.icon {
    position:absolute;
}

/*list wrapper*/
.sexy-combo div.list-wrapper {
    position: absolute;
    overflow: hidden;
    /*we should set height and max-height explicitly*/
    height: 200px; 
    max-height: 200px;
    /*should be always at the top*/
    z-index: 99999;
}

/*dropdown list item*/
.sexy-combo  li {
    height: 20px;
}

.sexy-combo .visible {
    display: block;
}

.sexy-combo .invisible {
    display: none;
}