.prototype-back{position:fixed;bottom:42px;left:50%;transform:translateX(-50%);z-index:1000;padding:6px 12px;border:1px solid #ffffff50;border-radius:4px;background:#101313dd;color:#fff;font:12px/1.4 Arial,sans-serif;text-decoration:none;white-space:nowrap}.prototype-back:hover,.prototype-back:focus-visible{background:#ff6c32;color:#111}@media(max-width:700px){.prototype-back{bottom:auto;top:52px;font-size:11px}}