@-moz-document domain("stream.alkemics.com") {
     :root {
        --stripe-size: 100px;
        --color1: hsl(234, 71%, 48%);
        --color2: hsl(239, 100%, 60%);
        --duration: 6s;
    }
    .Navbar::before {
        z-index: -10;
        content: "";
        position: absolute;
        top: 0;
        left: calc(-1 * var(--stripe-size));
        width: calc(100% + var(--stripe-size));
        height: 100%;
        background: repeating-linear-gradient(-45deg, var(--color2) 25%, var(--color2) 50%, var(--color1) 50%, var(--color1) 75%);
        background-size: var(--stripe-size) var(--stripe-size);
        animation: stripeTransform var(--duration) linear infinite;
    }
    @keyframes stripeTransform {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(var(--stripe-size) * 1));
        }
    }
}