/**
 * This stylesheet only styles the animation of the collapse button/icon
 */
.plus-minus-toggle {
  cursor: pointer;
  height: 21px;
  position: relative;
  width: 21px;
  opacity: 0.7;
}
.plus-minus-toggle:before,
.plus-minus-toggle:after {
  background: #000;
  content: '';
  height: 3px;
  left: 0;
  position: absolute;
  top: 5px;
  width: 21px;
  transition: transform 500ms ease;
}
.plus-minus-toggle:after {
  transform-origin: center;
}
.plus-minus-toggle.closed:after {
  transform: rotate(90deg);
}
.plus-minus-toggle.closed:before {
  transform: rotate(180deg);
}