.new-badge {
    color: #fff;
    background-color: red;
    font-size: 11px;
    font-weight: bold;
    padding: 2px 6px;
    margin-left: 8px;
    border-radius: 3px;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}