.preloading-container {
  position: relative;
}
#preloading-block {
    top: 0;
    left: 0;
    z-index: 1060;
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    background: rgba(255, 255, 255, 0.5);
}
#preloading-block-body {
    top: 0;
    left: 0;
    z-index: 1060;
    width: 100%;
    height: 100%;
    display: block;
    position: fixed;
    background: rgba(255, 255, 255, 0.5);
}