.nestable {
  position: relative;
}
.nestable .nestable-list {
  margin: 0;
  padding: 0 0 0 40px;
  list-style-type: none;
}
.nestable > .nestable-list {
  padding: 0;
}
.nestable-item,
.nestable-item-copy {
  margin: 10px 0 0;
}
.nestable-item:first-child,
.nestable-item-copy:first-child {
  margin-top: 0;
}
.nestable-item .nestable-list,
.nestable-item-copy .nestable-list {
  margin-top: 10px;
}
.nestable-item {
  position: relative;
}
.nestable-item.is-dragging .nestable-list {
  pointer-events: none;
}
.nestable-item.is-dragging * {
  opacity: 0;
  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
  filter: alpha(opacity=0);
}
.nestable-item.is-dragging:before {
  content: ' ';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #87ceeb;
  border: 1px dashed #4682b4;
  border-radius: 5px;
}
.nestable-item-icon {
  margin-right: 5px;
  cursor: pointer;
}
.nestable-drag-layer {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  pointer-events: none;
}
.nestable-drag-layer > .nestable-list {
  position: absolute;
  top: 0;
  left: 0;
  padding: 0;
}
.nestable-icon {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 20px;
  background-color: transparent;
  background-position: center center;
  background-repeat: no-repeat;
}
.nestable-icon:before {
  content: '-';
  display: inline-block;
  width: 0;
  height: 0;
  overflow: hidden;
}
.icon-plus-gray {
  width: 20px;
  height: 20px;
  background-image: url("./icon-plus-gray.svg");
}
.icon-minus-gray {
  width: 20px;
  height: 20px;
  background-image: url("./icon-minus-gray.svg");
}