#whatsapp-float{position:fixed;right:18px;bottom:18px;z-index:9999}
#whatsapp-float a{display:block;width:64px;height:64px;border-radius:50%;box-shadow:0 6px 18px rgba(0,0,0,0.2);overflow:hidden;background:#25D366;display:flex;align-items:center;justify-content:center}
#whatsapp-float img{width:42px;height:42px;display:block}