.docbtn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:34px;
    height:34px;
    border-radius:10px;
    border:1px solid rgba(0,0,0,.08);
    text-decoration:none;
    transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
}

.docbtn i{
    font-size:16px;
}

.docbtn:hover{
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0,0,0,.12);
    filter: brightness(0.98);
}

.docbtn:active{
    transform: translateY(0px);
    box-shadow: 0 3px 10px rgba(0,0,0,.10);
}

.docbtn--off{
    background: rgba(108,117,125,.08);
    color:#c3c7cc;
    border-color: rgba(108,117,125,.15);
    cursor:not-allowed;
}