.btn-whatsapp-pulse{background:#25d366;color:#fff;position:fixed;bottom:100px;left:20px;font-size:30px;display:flex;justify-content:center;align-items:center;width:0;height:0;padding:35px;text-decoration:none;border-radius:50%;z-index:100;animation:pulse-green 1.5s ease-out infinite}
@keyframes pulse-green{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}80%{box-shadow:0 0 0 14px rgba(37,211,102,0)}}

.btn-location-pulse{background:#007bff;color:#fff;position:fixed;bottom:180px;left:20px;font-size:30px;display:flex;justify-content:center;align-items:center;width:0;height:0;padding:35px;text-decoration:none;border-radius:50%;z-index:100;animation:pulse-blue 1.5s ease-out infinite}
@keyframes pulse-blue{0%{box-shadow:0 0 0 0 rgba(0,123,255,.5)}80%{box-shadow:0 0 0 14px rgba(0,123,255,0)}}

.btn-phone-pulse{background:#0dcaf0;color:#fff;position:fixed;bottom:20px;left:20px;font-size:30px;display:flex;justify-content:center;align-items:center;width:0;height:0;padding:35px;text-decoration:none;border-radius:50%;z-index:100;animation:pulse-info 1.5s ease-out infinite}
@keyframes pulse-info{0%{box-shadow:0 0 0 0 rgba(13,202,240,.5)}80%{box-shadow:0 0 0 14px rgba(13,202,240,0)}}

.btn-phone-pulse i{animation:phone-ring 1.5s ease-in-out infinite;transform-origin:50% 0%}
@keyframes phone-ring{0%{transform:rotate(0)}10%{transform:rotate(18deg)}20%{transform:rotate(-18deg)}30%{transform:rotate(12deg)}40%{transform:rotate(-12deg)}50%{transform:rotate(6deg)}60%{transform:rotate(-6deg)}70%{transform:rotate(0)}100%{transform:rotate(0)}}

.btn-whatsapp-pulse:hover,.btn-phone-pulse:hover,.btn-location-pulse:hover{filter:brightness(1.05)}

@media(max-width:992px){
  .btn-whatsapp-pulse{padding:25px;font-size:22px;bottom:80px}
  .btn-phone-pulse{padding:25px;font-size:20px}
  .btn-location-pulse{padding:25px;font-size:20px;bottom:140px}
}