/* Tri du tableau des projets : colonne active */
#sortable--references > .is-sorted img {
    opacity: 1;
    -webkit-transition: opacity 725ms ease-in-out, -webkit-transform 325ms ease;
    transition: opacity 725ms ease-in-out, transform 325ms ease;
}
#sortable--references > .is-sorted.is-desc img {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}