Das Symbol durch Bild CSS ersetzen

i.icon:before {
    content:"";
}

i.icon {
    background-image:url(''); /* Image url */
    width: 25px;/* Width of the icon */
    height: 25px; /* Height of the icon */
    display: inline-block;
    background-position: center;
    background-size: contain;
}
Kay Blac