.zpa-dot {
    display: inline-block;
    font-size: 1.2rem;
    margin: 0 2px;
    animation: zpa-bounce 1.2s infinite;
    color: #aaa;
}

.zpa-dot:nth-child(2) { animation-delay: 0.2s; }
.zpa-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes zpa-bounce {
    0%, 60%, 100% { transform: translateY(0); }
    30%            { transform: translateY(-6px); }
}