.orb {
    position: absolute;
    border-radius: 100%;
    z-index: var(--index-orb);
}

.green {
    width: 80vh;
    height: 80vh;
    top: -20vh;
    background: #315941;
    filter: blur(30vh);
}

.blue {
    width: 80vw;
    height: 80vw;
    left: 10vw;
    top: 50vh;
    background: #3A4156;
    filter: blur(30vh);
}

.red {
    width: 100vh;
    height: 100vh;
    left: 60vw;
    top: -40vh;
    background: #593533;
    filter: blur(30vh);
}

#background {
    height: 100vh;
    width: 100vw;
    background: var(--background);
    position: fixed;
    overflow: hidden;
    top: 0;
    left: 0;
    z-index: var(--index-background);
}