nestable.css
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/* Nestable */
.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: 30px;
}
.dd-collapsed .dd-list {
display: none;
}
.dd-item,
.dd-empty,
.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: 8px 15px 8px 15px;
color: #333;
text-decoration: none;
font-weight: bold;
border: 1px solid #e7e7e7;
background: #fafafa;
-webkit-border-radius: 3px;
border-radius: 3px;
box-sizing: border-box;
-moz-box-sizing: border-box;
}
.dd-item > button {
display: block;
position: relative;
cursor: pointer;
float: left;
width: 25px;
height: 38px;
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;
outline: 0;
}
.dd-item > button:before {
content: '+';
display: block;
position: absolute;
width: 100%;
text-align: center;
text-indent: 0;
}
.dd-item > button[data-action="collapse"]:before {
content: '-';
}
.dd-placeholder,
.dd-empty {
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-image: -webkit-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
-webkit-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
background-image: -moz-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
-moz-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
background-image: linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff),
linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%, #fff);
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 {
-webkit-box-shadow: 2px 4px 6px 0 rgba(0,0,0,.1);
box-shadow: 2px 4px 6px 0 rgba(0,0,0,.1);
}
/* Nestable Draggable Handles */
.dd3-content {
display: block;
margin: 5px 0;
padding: 8px 10px 8px 50px;
color: #333;
text-decoration: none;
font-weight: bold;
border: 1px solid #e7e7e7;
background: #fafafa;
-webkit-border-radius: 3px;
border-radius: 3px;
box-sizing: border-box;
-moz-box-sizing: border-box;
}
.dd-dragel > .dd3-item > .dd3-content {
margin: 0;
}
.dd3-item > button {
margin-left: 30px;
}
.dd3-item > button:before {
display: none;
}
.dd3-handle {
position: absolute;
margin: 0;
left: 0;
top: 0;
cursor: pointer;
width: 35px;
text-indent: 100%;
white-space: nowrap;
overflow: hidden;
border: 1px solid #e7e7e7;
background: #fafafa;
border-top-right-radius: 0;
border-bottom-right-radius: 0;
height: 38px;
}
.dd3-handle:before {
content: '≡';
display: block;
position: absolute;
left: 0;
width: 100%;
text-align: center;
text-indent: 0;
color: #333;
font-size: 20px;
font-weight: normal;
}
.dd3-handle:hover {
background: #f1f1f1;
}