.dd {
  position: relative;
  display: block;
  padding: 0;
  margin: 0;
  line-height: 22px;
  list-style: none;
}
.dd-list {
  position: relative;
  display: block;
  padding: 0;
  margin: 0;
  list-style: none;
}
.dd-list .dd-list {
  padding-left: 30px;
}
.dd-item,
.dd-empty,
.dd-placeholder {
  position: relative;
  display: block;
  min-height: 22px;
  padding: 0;
  margin: 0;
  line-height: 22px;
}
.dd-handle {
  display: block;
  height: 34px;
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
  padding: 6px 10px;
  margin: 5px 0;
  text-decoration: none;
  background: #fff;
  border: 1px solid #e4eaec;
  border-radius: 3px;
}
.dd-handle:hover {
  color: #89bceb;
  background: #f3f7f9;
}
.dd-content {
  padding: 10px;
  margin-top: -5px;
  background: #fff;
  border: 1px solid #e4eaec;
  border-top: 0;
}
.dd-item > button {
  position: relative;
  float: left;
  width: 25px;
  height: 22px;
  padding: 0;
  margin: 6px 0;
  overflow: hidden;
  line-height: 1;
  text-align: center;
  text-indent: 100%;
  white-space: nowrap;
  cursor: pointer;
  background: transparent;
  border: 0;
}
.dd-item > button:before {
  position: absolute;
  display: block;
  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-list {
  display: none;
}
.dd-collapsed .dd-collapse {
  display: none;
}
.dd-collapsed .dd-expand {
  display: block;
}
.dd-dragel {
  position: absolute;
  z-index: 1300;
  pointer-events: none;
}
.dd-dragel > .dd-item .dd-handle {
  margin-top: 0;
}
.dd-dragel .dd-handle {
  -webkit-box-shadow: 1px 3px 5px 0 rgba(0, 0, 0, .1);
          box-shadow: 1px 3px 5px 0 rgba(0, 0, 0, .1);
}
.dd-empty,
.dd-placeholder {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
  padding: 0;
  margin: 5px 0;
}
.dd-placeholder {
  min-height: 30px;
  background: #f3f7f9;
  border: 1px dashed #e4eaec;
}
.dd-empty {
  min-height: 100px;
  background-color: #f3f7f9;
  background-position: 0 0, 30px 30px;
  -webkit-background-size: 60px 60px;
          background-size: 60px 60px;
  border: 1px dashed #e4eaec;
}
.dd-item-alt .dd-handle {
  position: absolute;
  top: 0;
  left: 0;
  display: inline-block;
  width: 30px;
  margin: 0;
  font-family: 'Web Icons';
  font-style: normal;
  font-weight: normal;
  text-align: center;
  cursor: pointer;
  background: transparent;
  -webkit-transform: translate(0, 0);
      -ms-transform: translate(0, 0);
       -o-transform: translate(0, 0);
          transform: translate(0, 0);

  border-radius-right: 0;
  border-radius-bottom: 0;
  text-rendering: auto;
  speak: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.dd-item-alt .dd-handle:before {
  content: '\f18c';
}
.dd-item-alt .dd-handle:hover {
  background: #f3f7f9;
}
.dd-item-alt > button {
  margin-left: 30px;
}
.dd-item-alt .dd-content {
  display: block;
  height: 34px;
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
  padding: 6px 10px 6px 40px;
  margin: 5px 0;
  text-decoration: none;
  background: #fff;
  border: 1px solid #e4eaec;
  border-radius: 3px;
}
.dd-item-alt .dd-content:hover {
  color: #89bceb;
  background: #f3f7f9;
}