.dd {
    position: relative;
    display: block;
    margin: 0;
    padding: 0;
    max-width: 600px;
    list-style: none;
    font-size: 13px;
    line-height: 20px;
}
.dd-list {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}
.dd-list .dd-list {
    padding-left: 53px;
    border-left: 1px dashed;
    margin-left: 14px;
}
.dd-list .dd-list h5 {
    color: #eee;
}
.dd-list .dd-list .form-control {
    color: #c7c7c7;
    background-color: #6363632e;
    border: 0;
    border-bottom: 1px solid #ced4da;
}
.dd-empty,
.dd-item,
.dd-placeholder {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    min-height: 20px;
    font-size: 13px;
    line-height: 20px;
}
.dd-handle {
  display: flex;
  align-items: center;
  height: 42px;
  margin: 5px 0;
  padding: 5px 10px;
  color: #333;
  text-decoration: none;
  font-weight: 700;
  border-radius: 3px;
  cursor: n-resize;
}
.dd-handle:hover {
    color: #2ea8e5;
    background: #fff;
}
.dd-item > button {
  position: relative;
  cursor: pointer;
  float: left;
  width: 25px;
  height: 42px;
  padding: 0;
  text-indent: 100%;
  white-space: nowrap;
  overflow: hidden;
  border: 0;
  background: 0 0;
  font-size: 12px;
  line-height: 1;
  text-align: center;
  font-weight: 700;
  margin-right: 8px;
  color: #FFF;
}
.dd-item > button:before {
    display: block;
    position: absolute;
    width: 100%;
    text-align: center;
    text-indent: 0;
}
.dd-item > button.dd-expand:before {
    content: "+";
}
.dd-item > button.dd-collapse:before {
    content: "-";
}
.dd-expand {
    display: none;
}
.dd-collapsed .dd-collapse,
.dd-collapsed .dd-list {
    display: none;
}
.dd-collapsed .dd-expand {
    display: block;
}
.dd-empty,
.dd-placeholder {
    margin: 5px 0;
    padding: 0;
    min-height: 30px;
    background: #f2fbff;
    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;
}
.ddz {
    position: relative;
    display: block;
    margin: 0;
    padding: 0;
    max-width: 600px;
    list-style: none;
    font-size: 13px;
    line-height: 20px;
}
.ddz-list {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}
.ddz-list .ddz-list {
    padding-left: 30px;
}
.ddz-empty,
.ddz-item,
.ddz-placeholder {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    min-height: 20px;
    font-size: 13px;
    line-height: 20px;
}
.ddz-handle {
    display: block;
    height: 30px;
    margin: 5px 0;
    padding: 5px 10px;
    color: #333;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid #ccc;
    background: #fafafa;
    border-radius: 3px;
    box-sizing: border-box;
    cursor: n-resize;
}
.ddz-handle:hover {
    color: #2ea8e5;
    background: #fff;
}
.ddz-item > button {
    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: 0 0;
    font-size: 12px;
    line-height: 1;
    text-align: center;
    font-weight: 700;
}
.ddz-item > button:before {
    display: block;
    position: absolute;
    width: 100%;
    text-align: center;
    text-indent: 0;
}
.ddz-item > button.ddz-expand:before {
    content: "+";
}
.ddz-item > button.ddz-collapse:before {
    content: "-";
}
.ddz-expand {
    display: none;
}
.ddz-collapsed .ddz-collapse,
.ddz-collapsed .ddz-list {
    display: none;
}
.ddz-collapsed .ddz-expand {
    display: block;
}
.ddz-empty,
.ddz-placeholder {
    margin: 5px 0;
    padding: 0;
    min-height: 30px;
    background: #f2fbff;
    border: 1px dashed #b6bcbf;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}
.ddz-empty {
    border: 1px dashed #bbb;
    min-height: 100px;
    background-color: #e5e5e5;
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
}
.ddz-dragel {
    position: absolute;
    pointer-events: none;
    z-index: 9999;
}
.ddz-dragel > .ddz-item .ddz-handle {
    margin-top: 0;
}
.ddz-dragel .ddz-handle {
    box-shadow: 2px 4px 6px 0 rgba(0, 0, 0, 0.1);
}
.ddz-nochildren .ddz-placeholder {
    display: none;
}

.dd-handle-disabled {
    opacity: 0.4;
    background: none !important;
    cursor: no-drop !important;
}