#single-compartir-newsletter .compartir-link .compartir-icon .compartir-icon-fondo {
    fill: var(--black);
    transition: 0.3s all ease;
}

#single-compartir-newsletter .compartir-link:hover .compartir-icon .compartir-icon-fondo {
    fill: var(--primary);
    transition: 0.3s all ease;
}