_transition.scss
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			// stylelint-disable property-disallowed-list
			@mixin transition($transition...) {
			@if length($transition) == 0 {
			$transition: $transition-base;
			}

			@if length($transition) > 1 {
			@each $value in $transition {
			@if $value == null or $value == none {
			@warn "The keyword 'none' or 'null' must be used as a single argument.";
			}
			}
			}

			@if $enable-transitions {
			@if nth($transition, 1) != null {
			transition: $transition;
			}

			@if $enable-reduced-motion and nth($transition, 1) != null and nth($transition, 1) != none {
			@media (prefers-reduced-motion: reduce) {
			transition: none;
			}
			}
			}
			}

rOACCT/node_modules/bootstrap/scss/mixins/_transition.scss49c99f97fe9aissn4frontend