.whatsapp-button{position:fixed;right:13px;bottom:20px;transform:translate(-50%,-50%);background:#25d366;border-radius:50%;width:55px;height:55px;color:#fff;text-align:center;line-height:53px;font-size:35px;z-index:20}.whatsapp-button a{color:#fff}.whatsapp-button:before,.whatsapp-button:after{content:" ";display:block;position:absolute;border:50%;border:1px solid #25d366;left:-20px;right:-20px;top:-20px;bottom:-20px;border-radius:50%;animation:animate 1.5s linear infinite;opacity:0;backface-visibility:hidden}.whatsapp-button:after{animation-delay:.5s}@keyframes animate{0%{transform:scale(.5);opacity:0}50%{opacity:1}100%{transform:scale(1.2);opacity:0}}@media (max-width :800px){.whatsapp-button{bottom:30px;left:54px;z-index:20}}