body {
    width: 100%;
    height: 100vh;
    background-color: #000;
    background-image: radial-gradient(circle at top right, rgba(121, 68, 154, 0.13), transparent),
        radial-gradient(circle at 20% 80%, rgba(41, 196, 255, 0.13), transparent)
}

canvas {
    position: fixed;
    width: 100%;
    height: 100%;
}

a {
    position: absolute;
    bottom: 2vmin;
    right: 2vmin;
    color: rgba(255, 255, 255, 0.2);
    text-decoration: none;
}

a:hover {
    color: #fff;
}