.preloader {
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background: #ffffff;
    z-index: 999999999;
}
.loader {
    position: absolute;
    top: 35%;
    left: 50%;
    transform-style: preserve-3d;
    animation: animatepre 4.59s ease-in-out infinite;
}