.navbar-logo-smile {
    background-image: url('../img/smile_icon.png');
    max-height: 80px;
    height: auto;
    width: auto;
    display: block;
}

/*footer div#etablissement {*/
/*    background-image: url('../img/unicaen-logo-noir.svg');*/
/*    height:85px;*/
/*    width:160px;*/
/*    display: inline-block;*/
/*}*/