.whatsapp-floating-button{position:fixed;bottom:30px;right:30px;width:60px;height:60px;background:#25D366;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 15px rgba(37,211,102,.4);transition:all .3s ease;z-index:9999}.whatsapp-floating-button:hover{background:#128C7E;transform:scale(1.1);box-shadow:0 6px 20px rgba(37,211,102,.5)}.whatsapp-floating-button:active{transform:scale(.95)}.whatsapp-icon{width:32px;height:32px;color:white}.whatsapp-floating-button:before{content:"";position:absolute;width:100%;height:100%;border-radius:50%;background:#25D366;animation:whatsapp-pulse 2s infinite;z-index:-1}@keyframes whatsapp-pulse{0%{transform:scale(1);opacity:.5}to{transform:scale(1.5);opacity:0}}@media (max-width:768px){.whatsapp-floating-button{bottom:20px;right:20px;width:55px;height:55px}.whatsapp-icon{width:28px;height:28px}}