body {
    margin: 0;
    overflow: hidden;
}

/* Noise Animation: https://codepen.io/jmmpoy/pen/NWGVZKg */
@keyframes noiseAnimation {
    0% {
        background-position: 0;
    }
    10% {
        background-position: -5% -5%;
    }
    20% {
        background-position: -10% 5%;
    }
    30% {
        background-position: 5% -10%;
    }
    40% {
        background-position: -5% 15%;
    }
    50% {
        background-position: -10% 5%;
    }
    60% {
        background-position: 15%;
    }
    70% {
        background-position: 10%;
    }
    80% {
        background-position: -15%;
    }
    90% {
        background-position: 10% 5%;
    }
    to {
        background-position: 5%;
    }
}

body:after {
    content: "";
    pointer-events: none;
    will-change: transform;
    animation: noiseAnimation 0.5s steps(2) infinite;
    opacity: 1;
    background: url("https://uploads-ssl.webflow.com/5cb7be195426f23752acf2dc/5d14bac7c4ad42ee4c94840f_noise_small.png");
    width: 200vw;
    height: 200%;
    display: block;
    position: fixed;
    top: -50%;
    left: -50%;
}