body {
    background: linear-gradient(44deg, #07040b 0%, #000d14 25%, #060915 50%, #0e0512 75%, #140000 100%);
    background-size: 444% 444%; animation: flow 60s ease-in-out infinite;
}


@keyframes flow {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}