.fade { -webkit-transition: opacity .15s linear; -o-transition: opacity .15s linear; transition: opacity .15s linear; opacity: 0; }
.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; overflow: hidden; height: 0; -webkit-transition-timing-function: ease; -o-transition-timing-function: ease; transition-timing-function: ease; -webkit-transition-duration: .35s; -o-transition-duration: .35s; transition-duration: .35s; -webkit-transition-property: height, visibility; -o-transition-property: height, visibility; transition-property: height, visibility; }