#bandeauCnil {
    position: fixed;
    bottom: 0px;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    text-align: center;
    padding: 10px 0;
    font-size: 11px;
    color: #fff;
}

#bandeauCnil a {
    color: #fff;
    text-decoration: underline;
}