* {
    margin: 0;
    padding: 0;
}

body {
    margin: 0;
    overflow: hidden;
    background: #000;
}

canvas {
    width: 100vw;
    height: 100vh;
}

#fireworks {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}