.whatsapp-button{position:fixed;bottom:30px;right:30px;background-color:#25d366;color:#fff;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 4px 15px #25d3664d;z-index:1000;transition:all .3s ease;animation:pulse 2s infinite}.whatsapp-button:hover{background-color:#128c7e;transform:scale(1.1);box-shadow:0 6px 20px #25d36666}.whatsapp-button:active{transform:scale(.95)}.whatsapp-icon{width:32px;height:32px}.whatsapp-tooltip{position:absolute;right:70px;background-color:#333;color:#fff;padding:8px 12px;border-radius:6px;font-size:14px;white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .3s ease;pointer-events:none}.whatsapp-tooltip:after{content:"";position:absolute;top:50%;right:-5px;transform:translateY(-50%);border-width:5px;border-style:solid;border-color:transparent transparent transparent #333}.whatsapp-button:hover .whatsapp-tooltip{opacity:1;visibility:visible}@keyframes pulse{0%{box-shadow:0 0 #25d366b3}70%{box-shadow:0 0 0 15px #25d36600}to{box-shadow:0 0 #25d36600}}@media(max-width:768px){.whatsapp-button{bottom:20px;right:20px;width:55px;height:55px}.whatsapp-icon{width:28px;height:28px}.whatsapp-tooltip{display:none}}