-.fade {
- @include transition($transition-fade);
-
- &:not(.show) {
- opacity: 0;
- }
-}
-
-// scss-docs-start collapse-classes
-.collapse {
- &:not(.show) {
- display: none;
- }
-}
-
-.collapsing {
- height: 0;
- overflow: hidden;
- @include transition($transition-collapse);
-
- &.collapse-horizontal {
- width: 0;
- height: auto;
- @include transition($transition-collapse-width);
- }
-}
-// scss-docs-end collapse-classes