/*ex-oc-3-5-13*/


.lien {
    position: relative;
}

.bouton {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5em;
    color: white;
    background-color:  rgba(0, 0, 0, 0.7);     
    display: none;
}