#fwb-whatsapp-button{position:fixed;width:60px;height:60px;bottom:20px;right:20px;background-color:#25d366;color:#fff;border-radius:50%;text-align:center;font-size:30px;z-index:1000;box-shadow:2px 2px 5px rgba(0,0,0,.3);transition:background-color .3s}#fwb-whatsapp-button:hover{background-color:#128c7e}#fwb-whatsapp-button img{width:60%;height:60%}