.e-treegrid .e-headercelldiv {
    font-size: 11px;
    font-weight: bold;
    padding: 0 5px 0 6px;
    margin: -8px;
    background-color:#d9d9d9 !important
}
.e-treegrid .e-headercell{
    height:23px;
}
.e-toolbar > .e-horizontal.e-ul{
    float:right;
}
.e-treegrid .e-treegridtoolbar li {
    padding: 0px 0 0px 0px;
}

.e-treegrid .e-selectionbackground {
    background: rgba(0, 0, 0, 0.08)!important;
    color: #000!important;
}