#demo:where(.astro-BBE6DXRZ):after{content:"";display:inline-block;vertical-align:center;width:10px;height:.9em;margin-left:.2em;background-color:#fff;animation:blink 1s infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}button:where(.astro-BBE6DXRZ){background-color:#e67f7f;border:.1em;border-radius:.5em;color:#fff;font-size:2em;font-weight:700;margin-top:2em;padding:.4em 1.4em}