_animation.scss
.fade {
opacity: 0;
transition: opacity .15s linear;
&.in {
opacity: 1;
}
}
.collapse {
display: none;
&.in {
display: block;
}
// tr&.in { display: table-row; }
// tbody&.in { display: table-row-group; }
}
.collapsing {
position: relative;
height: 0;
overflow: hidden;
transition-timing-function: ease;
transition-duration: .35s;
transition-property: height;
}