@include keyframes(rubberBand) { 0% {@include transform(scale3d(1, 1, 1));} 30% {@include transform(scale3d(1.25, 0.75, 1));} 40% {@include transform(scale3d(0.75, 1.25, 1));} 50% {@include transform(scale3d(1.15, 0.85, 1));} 65% {@include transform(scale3d(.95, 1.05, 1));} 75% {@include transform(scale3d(1.05, .95, 1));} 100% {@include transform(scale3d(1, 1, 1));} } @mixin rubberBand($count: $countDefault, $duration: $durationDefault, $delay: $delayDefault, $function: $functionDefault, $fill: $fillDefault, $visibility: $visibilityDefault) { @include animation-name(rubberBand); @include count($count); @include duration($duration); @include delay($delay); @include function($function); @include fill-mode($fill); @include visibility($visibility); }