a:link.btn-author, a:visited.btn-author, a:link.btn-author:hover {        
    /*background: var(--rosascuro);*/
    background: var(--grigioscuro);
    border: none;
    padding: 6px 15px 6px 15px;
    color:#000 !important;
    border-radius: 5px;
    font-family: var(--font-principale);
    font-size: var(--size-principale);
    font-weight: 400;
    text-align:left
}
.btn-author:disabled {
    background:#da8b8d !important
}
.btn-author {
    color:#285d7d !important
}
.d-inline-flex {
    margin: 0 0 5px 0
}
.collapse {
    /*margin-bottom:10px*/
}