.whatsapp-float{z-index:999;background-color:#25d366;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;transition:transform .15s;display:flex;position:fixed;bottom:20px;right:20px;box-shadow:0 2px 8px rgba(0,0,0,.25)}.whatsapp-float:hover{transform:scale(1.05)}.whatsapp-float img{filter:brightness(0)invert()}@media screen and (max-width:767px){.whatsapp-float{width:48px;height:48px;bottom:12px;right:12px}}