.loadingdiv {
    
    position:fixed;
    top:0;
    left:0;
    height:100%;
    width:100%;
    z-index:9999;
    background-color:white;
    opacity:0.75;
}

.loadingdiv1 {
    
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);width: 100%;text-align: center;
}