@keyframes whatsapp-pulse{0%{transform:scale(1);box-shadow:0 0 0 0 rgba(37,211,102,0.6)}70%{transform:scale(1.08);box-shadow:0 0 0 12px rgba(37,211,102,0)}100%{transform:scale(1);box-shadow:0 0 0 0 rgba(37,211,102,0)}}.joinchat__button{animation:whatsapp-pulse 2s infinite;border-radius:50px}