.rot-sorter ul,
.rot-sorter{
    padding-left:0;
}
.rot-sorter ul ul{
    padding-left:1rem;
}
.rot-sorter ul, .rot-sorter li{
    list-style: none;
    cursor:pointer;

}
li.first-letter{
    background: seagreen;
    color: white;
    padding-left: 0.8em;
    font-size: 1.2rem;
    display: inline-block;
    padding-right: 0.8em;
    min-width:3.4em;
    margin-bottom:5px;
}
.rot-collapse-inner{
    margin-top: -4px;
    margin-bottom: 5px;
}