.dd {
    position: relative;
    display: block;
    margin: 0;
    padding: 0;
    max-width: 600px;
    list-style: none;
    font-size: 12px;
    line-height: 20px;
}
.dd-list {
    display: block;
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}
.dd-list .dd-list {
    padding-left: 15px;
}
.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: block;
    margin: 5px 0;
    padding: 2px 0px;
    color: #333;
    text-decoration: none;
    font-weight: 400;
    border: 1px solid #ccc;
    background: #FFF;
    border-radius: 3px;
    box-sizing: border-box;
}
.dd-handle:hover {
/*     background: rgba(108,117,125, 0.10); */
}
.dd-item>button {
    position: relative;
    cursor: pointer;
    float: left;
    width: 20px;
    height: 30px;
    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: 400;
}
.dd-item>button:before {
    display: block;
    position: absolute;
    width: 100%;
    text-align: center;
    text-indent: 0;
    top: 9px;
}
.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;
    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, .1);
}
.dd-nochildren .dd-placeholder {
    display: none;
}
.dd-content {
	padding-left: 10px;
}

/**
 * Nestable Draggable Handles
 */

.dd3-content {
	cursor: pointer;
    display: block;
    min-height: 30px;
    margin: 5px 0;
    padding: 5px 10px 5px 20px;
    color: #333;
    text-decoration: none;
    border: 1px solid #ccc;
    background: #FFF;
    border-radius: 3px;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.dd3-content:hover {
    background: rgba(108,117,125, 0.10);
}

.dd-dragel > .dd3-item > .dd3-content {
    margin: 0;
}

.dd3-item > button {
/*     margin-left: 30px; */
}

.dd3-handle {
    position: absolute;
    margin: 0;
    right: 0;
    top: 0;
    cursor: pointer;
    width: 30px;
    height:32px;
    text-indent: 30px;
    white-space: nowrap;
    overflow: hidden;
/*     border: 1px solid #aaa; */
/*     background: #ddd; */
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    background-image: url('/resources/images/common/arrow.png'); 
  	background-position: center; 
  	background-size:25px; 
  	background-repeat : no-repeat;
  	border-radius: 0px 3px 3px 0px;
}

.dd3-handle:before {
    display: block;
    position: absolute;
    left: 0;
    top: 3px;
    width: 100%;
    text-align: center;
    text-indent: 0;
    color: #FFF;
  	
}
.dd3-content.on {
	background: rgba(108,117,125, 0.10);
}