a.btn4:link, a.btn4:visited, a.btn4:hover {
    color: Black;
    text-decoration: none;
}

.btn4 {
    background: #bab9a5 url(img/bottoni/avvocati.jpg) no-repeat center left;
    font-weight: bold;
    text-align: center;
}

a.btnHomeWhite[href^="mailto:"]::before {
    display: none;
}

.btnHomeWhite small {
    font-size: 70%;
    font-weight: lighter;
}