.fade{transition:opacity .15s linear}@media (prefers-reduced-motion:reduce){.fade{transition:none}}.fade:not(.show){opacity:0}.collapse:not(.show){display:none}.collapsing{height:0;transition:height .35s;overflow:hidden}@media (prefers-reduced-motion:reduce){.collapsing{transition:none}}.collapsing.collapse-horizontal{width:0;height:auto;transition:width .35s}@media (prefers-reduced-motion:reduce){.collapsing.collapse-horizontal{transition:none}}.invalid-feedback.collapsing,.valid-feedback.collapsing{display:block}