:root {
    --la-red: #E1262B;
}

.spinner {
    width: 25px;
    height: 25px;
    border: 2px solid transparent;
    border-top: 2px solid var(--la-red); /* visible arc */
    border-radius: 50%;
    animation: spin 1.5s linear infinite;
}

/* keyframes */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}