.opac-dialog-bg {
    background-color: rgba(255, 255, 255, 0.8) !important;
}
.opac-wbgc-60 {
    background-color: rgba(255, 255, 255, 0.6) !important;
}
.opac-wbgc-50 {
    background-color: rgba(255, 255, 255, 0.5) !important;
}
.opac-wbgc-40 {
    background-color: rgba(255, 255, 255, 0.4) !important;
}
.opac-wbgc-30 {
    background-color: rgba(255, 255, 255, 0.3) !important;
}