.preloader {
    position: fixed;
    top: 0;
    width: 100vw;
    height: 100vh;
    z-index: 200;
    -webkit-transition: all .25s ease;
    transition: all .25s ease;
    -webkit-transition-delay: 1s;
    transition-delay: 1s;
    background: var(--block)!important;
    background: var(--block)!important;
    background-size: 200% 200%;
    background-position: left bottom;
    -webkit-animation-name: animateGradient;
    animation-name: animateGradient;
    -webkit-animation-duration: 5s;
    animation-duration: 5s;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
}