shell bypass 403
// 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 $enable-prefers-reduced-motion-media-query and nth($transition, 1) != null and nth($transition, 1) != none {
@media (prefers-reduced-motion: reduce) {
transition: none;
}
}
}
}