.dd {
    position: relative;
    display: block;
    margin: 0;
    padding: 0;
    /* max-width: 600px; */
    list-style: none;
    font-size: 1rem;
    line-height: 20px;
}

.dd-list {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}

.dd-list .dd-list {
    padding-left: 50px;
}

.dd-item,
.dd-empty,
.dd-placeholder {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    min-height: 20px;
    /* font-size: 13px; */
    border: 1px solid #ccc;
    background: #fafafa;
    line-height: 35px;
    

}

.dd-handle {
    display: inline;
    height: 30px;
    margin: 5px 0;
    padding: 5px 5px;
    color: #333;
    text-decoration: none;
    font-weight: bold;
    border: 1px solid #ccc;
    background: #fafafa;
    /* border-radius: 3px; */
    box-sizing: border-box;
    
}

.dd-handle:hover {
    color: #F00;
    background: #fff;
}

.dd-expand, .dd-collapse {
    /* position: relative; */
    cursor: pointer;
    /* float: left; */
    width: 25px;
    height: 20px;
    /* margin: 5px 0; */
    padding: 0;
    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;
    border: 0;
    background: transparent;
    font-size: 12px;
    line-height: 1;
    text-align: center;
    font-weight: bold;
    
}

.dd-item button {
    /* display: block; */
    /* position: absolute; */
    /* width: 100%; */
    text-align: center;
    text-indent: 0;
    
}

.dd-item .dd-expand:before {
    font-family: "Font Awesome 6 Free";
    content: '\f0fe';
    color: green;
    font-size: 1rem;

}

.dd-item .dd-collapse:before {
    font-family: "Font Awesome 6 Free";
    content: '\f146';
    color: #F00;
    font-size: 1rem;
}

.dd-expand {
    display: none;
}

.dd-collapsed .dd-list,
.dd-collapsed .dd-collapse {
    display: none;
}

.dd-collapsed .dd-expand {
    display: inline-block;
}

.dd-empty,
.dd-placeholder {
    margin: 5px 0;
    padding: 0;
    min-height: 30px;
    background: #F55;
    border: 1px dashed #b6bcbf;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.dd-empty {
    border: 1px dashed #bbb;
    min-height: 100px;
    background-color: #e5e5e5;
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
}

.dd-dragel {
    position: absolute;
    pointer-events: none;
    z-index: 9999;
}

.dd-dragel>.dd-item .dd-handle {
    margin-top: 0;
}

.dd-dragel .dd-handle {
    box-shadow: 2px 4px 6px 0 rgba(0, 0, 0, 0.1);
    
}

.dd-nochildren .dd-placeholder {
    display: none;
}