.loading
{
    position:absolute;
    width:100%;
    height:100%;
    background-color:white;
    opacity:.4;
    z-index:100000;
    text-align:center;
    display:none;
    top:0;
}
.loadgif {
    position: fixed;
    left: 48%;
    top:49%;
    z-index: 10000000001;
    text-align: center;
    display: none;
    top: 50%;
}