.iui-treeitem {
    color: #cccccc;
}
.iui-treeitem-hovered, .iui-treeitem-content-hovered {
    background-color: transparent;
    border: 2px solid transparent;
    color: white;

    animation-name: iui-treeitem-hovered-animate-enter;
    animation-delay: 0s;
    animation-direction: normal;
    animation-duration: 0.15s;
    animation-fill-mode: forwards;
    animation-iteration-count: 1;
    animation-play-state: running;
    animation-timing-function: linear; 
}
@keyframes iui-treeitem-hovered-animate-enter {
    0% { background: transparent; border-color: transparent; }
    100% { background: #2a2d2e; border-color: #2a2d2e; }
}
.iui-treeitem-selected, .iui-treeitem-content-selected {
    background-color: transparent;
    border: 2px solid transparent;
    color:  white;

    animation-name: iui-treeitem-selected-animate-enter;
    animation-delay: 0s;
    animation-direction: normal;
    animation-duration: 0.25s;
    animation-fill-mode: forwards;
    animation-iteration-count: 1;
    animation-play-state: running;
    animation-timing-function: linear; 
}
.iui-treeitem-selected .iui-treeitem-expand-box, .iui-treeitem-content-selected .iui-treeitem-expand-box {
    opacity: 1;
}
@keyframes iui-treeitem-selected-animate-enter {
    0% { background: #2a2d2e; border-color: #2a2d2e; color: #cccccc; }
    100% { background: #0a4369; border-color: #0a4369; color: white; }
}
.iui-treeitem-expand-box {
    background: url(../../icons/expandbox-icons.png) no-repeat -48px -48px;
}
.iui-treeitem-expand-box-open {
    background-position: -48px -16px;
    opacity: 0.25;
}
.iui-treeitem-expand-box-open:hover {
    opacity: 0.75;
}
.iui-treeitem-expand-box-close {
    background-position: -48px 0;
    opacity: 0.25;
}
.iui-treeitem-expand-box-close:hover {
    opacity: 0.75;
}
.iui-treeitem-expand-box-open-animate {
    background-position: -48px 0;
}
.iui-treeitem-expand-box-close-animate {
    background-position: -48px 0;
}