#loading {
    display: none;
    position: fixed;
    top: 35%;
    left: 50%;
    padding: 5px;
    /*border-radius: 5px;*/
    /*background-color: #fff;*/
    /*box-shadow: 0px 0px 6px 1px #999;*/
    z-index: 999999;
}
.overlay {
    background-color: rgba(1, 1, 1, 0.3);
    bottom: 0;
    left: 0;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 999998;
}