.icon-calendar {
    background-image: url(/images/icons/icon-calendar.png) !important;
}
.icon-cancel {
    background-image: url(/images/icons/icon-cancel.png) !important;
}

.icon-accept {
    background-image: url(/images/icons/icon-accept.png) !important;
}

.icon-logout {
    background-image: url(/images/icons/icon-logout.png) !important;
}

.icon-preview {
    background-image: url(/images/icons/icon-preview.png) !important;
}

.icon-add {
    background-image: url(/images/icons/icon-add.png) !important;
}

.icon-report {
    background-image: url(/images/icons/icon-report.png) !important;
}

.icon-persons {
    background-image: url(/images/icons/icon-persons.png) !important;
}