:root {
    --color-bg1: rgb(0, 0, 0);
    --color-bg2: rgb(30, 0, 0);
    --color1: 60, 0, 255;
    --color2: 240, 33, 0;
    --color3: 20, 20, 20;
    --color4: 60, 0, 255;
    --color5: 240, 33, 0;
    --circle-size: 50%;
    --blending: hard-light;
}

@keyframes moveInCircle {
    0% {
        transform: rotate(0deg);
    }

    50% {
        transform: rotate(180deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes moveVertical {
    0% {
        transform: translateY(-50%);
    }

    50% {
        transform: translateY(50%);
    }

    100% {
        transform: translateY(-50%);
    }
}

@keyframes moveHorizontal {
    0% {
        transform: translateX(-50%) translateY(-10%);
    }

    50% {
        transform: translateX(50%) translateY(10%);
    }

    100% {
        transform: translateX(-50%) translateY(-10%);
    }
}

.gradient-bg {
    width: 100vw;
    height: 300px;
    overflow: hidden;
    background: linear-gradient(40deg, var(--color-bg1), var(--color-bg2));

    svg {
        position: fixed;
        top: 0;
        left: 0;
        width: 0;
        height: 0;
    }

    .gradients-container {
        filter: url(#goo) blur(40px) ;
        width: 100%;
        height: 100%;
    }

    .g1 {
        position: absolute;
        background: radial-gradient(circle at center, rgba(var(--color1), 0.8) 0, rgba(var(--color1), 0) 50%) no-repeat;
        mix-blend-mode: var(--blending);
        width: var(--circle-size);
        height: var(--circle-size);
        top: calc(50% - var(--circle-size) / 2);
        left: calc(50% - var(--circle-size) / 2);
        transform-origin: center center;
        animation: moveVertical 30s ease infinite;
        opacity: 1;
    }

    .g2 {
        position: absolute;
        background: radial-gradient(circle at center, rgba(var(--color2), 0.8) 0, rgba(var(--color2), 0) 50%) no-repeat;
        mix-blend-mode: var(--blending);
        width: var(--circle-size);
        height: var(--circle-size);
        top: calc(50% - var(--circle-size) / 2);
        left: calc(50% - var(--circle-size) / 2);
        transform-origin: calc(50% - 400px);
        animation: moveInCircle 20s reverse infinite;
        opacity: 1;
    }

    .g3 {
        position: absolute;
        background: radial-gradient(circle at center, rgba(var(--color3), 0.8) 0, rgba(var(--color3), 0) 50%) no-repeat;
        mix-blend-mode: var(--blending);
        width: var(--circle-size);
        height: var(--circle-size);
        top: calc(50% - var(--circle-size) / 2 + 200px);
        left: calc(50% - var(--circle-size) / 2 - 500px);
        transform-origin: calc(50% + 400px);
        animation: moveInCircle 40s ease infinite;
        opacity: 1;
    }

    .g4 {
        position: absolute;
        background: radial-gradient(circle at center, rgba(var(--color4), 0.8) 0, rgba(var(--color4), 0) 50%) no-repeat;
        mix-blend-mode: var(--blending);
        width: var(--circle-size);
        height: var(--circle-size);
        top: calc(50% - var(--circle-size) / 2);
        left: calc(50% - var(--circle-size) / 2);
        transform-origin: calc(50% - 200px);
        animation: moveHorizontal 40s ease infinite;
        opacity: 0.7;
    }

    .g5 {
        position: absolute;
        background: radial-gradient(circle at center, rgba(var(--color5), 0.8) 0, rgba(var(--color5), 0) 50%) no-repeat;
        mix-blend-mode: var(--blending);
        width: calc(var(--circle-size) * 1.5);
        height: calc(var(--circle-size) * 1.5);
        top: calc(50% - var(--circle-size));
        left: calc(50% - var(--circle-size));
        transform-origin: calc(50% - 800px) calc(50% + 200px);
        animation: moveInCircle 20s ease infinite;
        opacity: 0.75;
    }
}