.fade {
  opacity: 0;
  -webkit-transition: opacity 0.15s linear;
  -o-transition: opacity 0.15s linear;
  transition: opacity 0.15s linear; }
  .fade.in {
    opacity: 1; }

.collapse {
  display: none; }
  .collapse.in {
    display: block; }

tr.collapse.in {
  display: table-row; }

tbody.collapse.in {
  display: table-row-group; }

.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  -webkit-transition-property: height, visibility;
  transition-property: height, visibility;
  -webkit-transition-duration: 0.35s;
  transition-duration: 0.35s;
  -webkit-transition-timing-function: ease;
  transition-timing-function: ease; }