:root {
    --grid-size: 40px;

    /* https://m3.material.io/styles/color/static/baseline */
    --bg-color: #141218;    /* Surface */
    --grid-color: #211F26;  /* Surface Container */
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    overflow: hidden;
    user-select: none;
}

#container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

#canvas {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}