.whatsapp-button{background-color:#25d366;border-radius:50%;bottom:150px;bottom:30px;box-shadow:0 2px 8px rgba(0,0,0,.3);left:9px;padding:10px;position:fixed;transition:transform .3s ease;z-index:1000}.whatsapp-button:hover{transform:scale(1.1)}.whatsapp-button img{display:block}@media(max-width:767px){.whatsapp-button{bottom:30px;left:10px;right:auto}}