@keyframes bf-wave{0%,to{transform:scaleY(.45)}50%{transform:scaleY(1.1)}}html.av2 .bf-wave{transform-origin:50%}html.av2 .bf-wave-live .bf-wave{opacity:1;animation:.9s ease-in-out infinite bf-wave}@media (prefers-reduced-motion:reduce){html.av2 .bf-wave-live .bf-wave{animation:none}}