.pld-treeview {
    min-height: 20px;
    padding: 19px;
    margin-bottom: 20px;
}

.pld-treeview li {
    list-style-type: none;
    margin: 0;
    padding: 10px 0 0 5px;
    position: relative
}

.pld-treeview li::before, .pld-treeview li::after {
    content: '';
    left: -30px;
    position: absolute;
    right: auto
}

.pld-treeview li::before {
    border-left: 1px solid #ddd;
    bottom: 50px;
    height: 100%;
    top: 0;
    width: 1px
}

.pld-treeview li::after {
    border-top: 1px solid #ddd;
    height: 20px;
    top: 25px;
    width: 25px
}

.pld-treeview li .item-expand-button {
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border: 1px solid #999;
    border-radius: 5px;
    display: inline-block;
    width: 22px;
    height: 22px;
    text-align: center;
    text-decoration: none;
    margin-right: 5px;
    cursor: pointer
}

.pld-treeview li .item-expand-button-empty {
    opacity: 0;
}

.pld-treeview > ul > li::before, .pld-treeview > ul > li::after {
    border: 0
}

.pld-treeview .item-buttons {
    display: inline-block;
    margin-left: 20px;
}

.pld-treeview li > label > .icheckbox_minimal-blue {
    margin-right: 10px;
    margin-left: 10px;
}