.sfe-fab{position:fixed;bottom:22px;z-index:99997;display:inline-flex;align-items:center;gap:10px;padding:14px 18px;border-radius:999px;color:#fff;text-decoration:none;font-weight:800;background:linear-gradient(270deg,#9c0b43,#b81e5f,#9c0b43);background-size:600% 600%;animation:sfeGradient 6s ease infinite;box-shadow:0 10px 30px rgba(156,11,67,.35)}
.sfe-fab--right{right:20px}
.sfe-fab--left{left:20px}
.sfe-fab__icon{filter:drop-shadow(0 1px 0 #fff5)}