.pulsing-dot {
    width: 10px;
    height: 10px;
    background-color: #dc3545;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(220, 53, 69, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 53, 69, 0); }
}