body{
    background: linear-gradient(#1C2E3C 0%, #39424c 100%);
    background: linear-gradient(#0C1F2D 0%, #021223 100%);
    /*background-image: url("img/pexels-pixabay-207529.webp");*/
    /*background-position: 0 -500px;*/
    /*background-size: 3840px auto;*/
    /*animation: animate-bg linear 500s infinite;*/
}
@keyframes animate-bg {
    0%{
        background-position: 0 -500px;
    }
    100%{
        background-position: -3840px -500px;
    }
}