html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#centerCanvas {
    display: block;
    width: 100vw;
    height: 100vh;
    /* helps on mobile later, experience speaking I guess */
    touch-action: none;
}