#toggle{position:relative}
#toggle::after{content:"";position:absolute;inset:.15rem;border:1px solid #bcc3cc;border-radius:50%;opacity:0;transition:opacity 600ms ease;pointer-events:none}
#toggle.is-live::after{opacity:.3}
#toggle.is-live.is-muted::after{opacity:.1}
@media(prefers-reduced-motion:reduce){#toggle::after{transition:none}}