.required {
    color: orangered !important;
}
.mar0{
    margin-bottom: 0px !important;
}
#overlay {
    position: fixed !important;
    top: 0 !important;
    z-index: 1500 !important;
    width: 100% !important;
    height: 100% !important;
    display: none;
    background: rgba( 255, 255, 255, .8 ) url('../HeThongModule/Resources/img/loading.gif') 50% 50% no-repeat;
}
.hotro {
    display: flex;
    padding-top: 10px;
}