#whatsapp-btn{position:fixed;bottom:70px;left:20px}#whatsapp-btn button{position:absolute;border:none;width:50px;height:50px;border-radius:50%;background:#25D366;color:#FFFFFF;box-shadow:0 3px 6px rgba(0,0,0,0.2);cursor:pointer;transition:0.2s ease;animation:pulse 2s infinite}/*#whatsapp-btn button:hover,#whatsapp-btn button:focus{background:#FFFFFF;color:#25D366}*/#whatsapp-btn .fa-whatsapp{font-size:2em}#whatsapp-btn .box-option{display:none;background-color:#eee5de;width:220px;padding:5px 15px;position:absolute;bottom:5px;border-radius:19px;border:1px solid #d2ccc5;font-size:13px}@-webkit-keyframes pulse{0%{-webkit-box-shadow:0 0 0 0 #25d366}70%{-webkit-box-shadow:0 0 0 10px rgba(204,169,44,0)}100%{-webkit-box-shadow:0 0 0 0 rgba(204,169,44,0)}}@keyframes pulse{0%{-moz-box-shadow:0 0 0 0 #25d366;box-shadow:0 0 0 0 #25d366}70%{-moz-box-shadow:0 0 0 10px rgba(204,169,44,0);box-shadow:0 0 0 10px rgba(204,169,44,0)}100%{-moz-box-shadow:0 0 0 0 rgba(204,169,44,0);box-shadow:0 0 0 0 rgba(204,169,44,0)}}