.tree {
    padding: 0;
}

.tree:not(:empty):before,
.tree:not(:empty):after,
.tree ul:not(:empty):before,
.tree ul:not(:empty):after,
.tree li:not(:empty):before,
.tree li:not(:empty):after {
    display: block;
    position: absolute;
    content: "";
    left: inherit;
}

.tree ul,
.tree li {
    position: relative;
    margin: 0;
    padding: 0;
}

.tree li {
    list-style: none;
}

.tree li>div {
    background-color: #eee;
    color: #101010;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
    padding: 10px 15px;
    display: inline-block;
}

.tree.cascade li {
    margin-left: 24px;
}

.tree.cascade li div {
    margin-top: 12px;
}

.tree.cascade li:before {
    border-left: 2px solid #898989;
    height: 100%;
    width: 0;
    top: 0;
    left: -12px;
}

.tree.cascade li:after {
    border-top: 2px solid #898989;
    width: 12px;
    left: -12px;
    top: 24px;
}

.tree.cascade li:last-child:before {
    height: 24px;
    top: 0;
}

.tree.cascade>li:first-child:before {
    top: 24px;
}

.tree.cascade>li:only-child {
    margin-left: 0;
}

.tree.cascade>li:only-child:before,
.tree.cascade>li:only-child:after {
    content: none;
}

.tree.vertical {
    display: flex;
    justify-content: center;
}

.tree.vertical ul {
    display: flex;
    justify-content: center;
}

.tree.vertical li {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    text-align: center;
}

.tree.vertical li div {
    margin: 14px 6px;
}

.tree.vertical li div small {
    display: block;
    font-size: 12px;
    font-weight: 400;
    margin-top: 4px;
}

.tree.vertical li:before {
    border-left: 2px solid #898989;
    height: 12px;
    width: 0;
    top: 0;
}

.tree.vertical li:after {
    border-top: 2px solid #898989;
    height: 0;
    width: 100%;
}

.tree.vertical li:first-child:after {
    border-top: 2px solid #898989;
    height: 0;
    width: 50%;
    left: 50%;
}

.tree.vertical li:last-child:after {
    border-top: 2px solid #898989;
    height: 0;
    width: 50%;
    right: 50%;
}

.tree.vertical li:only-child:after {
    content: none;
}

.tree.vertical li ul:before {
    border-left: 2px solid #898989;
    height: 12px;
    width: 0;
    top: -12px;
}

.tree.vertical>li:only-child:before,
.tree.vertical>li:only-child:after {
    content: none;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li,
.tree.vertical.cascade-3>li>ul>li>ul>li,
.tree.vertical.cascade-2>li>ul>li,
.tree.vertical.cascade-1>li,
.tree.vertical .cascade {
    flex-direction: column;
    align-items: start;
    padding: 0 12px;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li:before,
.tree.vertical.cascade-3>li>ul>li>ul>li:before,
.tree.vertical.cascade-2>li>ul>li:before,
.tree.vertical.cascade-1>li:before,
.tree.vertical .cascade:before {
    left: 24px;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li:after,
.tree.vertical.cascade-3>li>ul>li>ul>li:after,
.tree.vertical.cascade-2>li>ul>li:after,
.tree.vertical.cascade-1>li:after,
.tree.vertical .cascade:after {
    left: 0;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li:first-child:after,
.tree.vertical.cascade-3>li>ul>li>ul>li:first-child:after,
.tree.vertical.cascade-2>li>ul>li:first-child:after,
.tree.vertical.cascade-1>li:first-child:after,
.tree.vertical .cascade:first-child:after {
    left: 24px;
    width: 100%;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li:last-child:after,
.tree.vertical.cascade-3>li>ul>li>ul>li:last-child:after,
.tree.vertical.cascade-2>li>ul>li:last-child:after,
.tree.vertical.cascade-1>li:last-child:after,
.tree.vertical .cascade:last-child:after {
    left: 0;
    width: 24px;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li ul,
.tree.vertical.cascade-3>li>ul>li>ul>li ul,
.tree.vertical.cascade-2>li>ul>li ul,
.tree.vertical.cascade-1>li ul,
.tree.vertical .cascade ul,
.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li,
.tree.vertical.cascade-3>li>ul>li>ul>li li,
.tree.vertical.cascade-2>li>ul>li li,
.tree.vertical.cascade-1>li li,
.tree.vertical .cascade li {
    display: block;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li ul:before,
.tree.vertical.cascade-3>li>ul>li>ul>li ul:before,
.tree.vertical.cascade-2>li>ul>li ul:before,
.tree.vertical.cascade-1>li ul:before,
.tree.vertical .cascade ul:before,
.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li ul:after,
.tree.vertical.cascade-3>li>ul>li>ul>li ul:after,
.tree.vertical.cascade-2>li>ul>li ul:after,
.tree.vertical.cascade-1>li ul:after,
.tree.vertical .cascade ul:after,
.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li:before,
.tree.vertical.cascade-3>li>ul>li>ul>li li:before,
.tree.vertical.cascade-2>li>ul>li li:before,
.tree.vertical.cascade-1>li li:before,
.tree.vertical .cascade li:before,
.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li:after,
.tree.vertical.cascade-3>li>ul>li>ul>li li:after,
.tree.vertical.cascade-2>li>ul>li li:after,
.tree.vertical.cascade-1>li li:after,
.tree.vertical .cascade li:after {
    border: none;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li div,
.tree.vertical.cascade-3>li>ul>li>ul>li div,
.tree.vertical.cascade-2>li>ul>li div,
.tree.vertical.cascade-1>li div,
.tree.vertical .cascade div {
    margin: 0;
    margin-top: 12px;
    font-size: 13px;
    font-weight: 500;
    padding: 5px 10px;
    text-align: left;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li,
.tree.vertical.cascade-3>li>ul>li>ul>li li,
.tree.vertical.cascade-2>li>ul>li li,
.tree.vertical.cascade-1>li li,
.tree.vertical .cascade li {
    margin-left: 24px;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li:before,
.tree.vertical.cascade-3>li>ul>li>ul>li li:before,
.tree.vertical.cascade-2>li>ul>li li:before,
.tree.vertical.cascade-1>li li:before,
.tree.vertical .cascade li:before {
    border-left: 2px solid #898989;
    height: 100%;
    width: 0;
    top: 0;
    left: -12px;
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li:after,
.tree.vertical.cascade-3>li>ul>li>ul>li li:after,
.tree.vertical.cascade-2>li>ul>li li:after,
.tree.vertical.cascade-1>li li:after,
.tree.vertical .cascade li:after {
    border-top: 2px solid #898989;
    width: 12px;
    height: 0;
    left: -12px;
    top: 24px;
    content: "";
}

.tree.vertical.cascade-4>li>ul>li>ul>li>ul>li li:last-child:before,
.tree.vertical.cascade-3>li>ul>li>ul>li li:last-child:before,
.tree.vertical.cascade-2>li>ul>li li:last-child:before,
.tree.vertical.cascade-1>li li:last-child:before,
.tree.vertical .cascade li:last-child:before {
    height: 24px;
    top: 0;
}