.overlay_wrap {
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 1000000;
    background: rgba(0,0,0,0.2);
    top:0;
    left: 0;
    display: none;
}
#overlay {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 99999999999;
    background: rgba(0, 0, 0, 0.5);
}
#overlay i {
    position: absolute;
    top: 50%;
    left: 50%;
}
.spin-big {
    font-size: 50px;
    height: 50px;
    width: 50px;
    margin-top: -25px;
    margin-left: -25px;
}
.spin-normal {
    font-size: 35px;
    height: 35px;
    width: 35px;
    margin-top: -22.5px;
    margin-left: -22.5px;
}
.spin-small {
    font-size: 20px;
    height: 20px;
    width: 20px;
    margin-top: -10px;
    margin-left: -10px;
}

.rowdata{
    overflow-y: scroll;
}