#main-app {
    position: relative;
    background-color: #002030;
    width: 40vw;
    height: 60vh;

    color: white;
    font-size: 30pt;
    font-weight: bold;
    font-family: sans-serif;
    text-align: center;
    line-height: 30vh;
}

#main-app canvas {
    position: absolute;
    top: 0;
    left: 0;
}

#colorgrid {
    display: grid;
    grid-template-rows: repeat(10, 1fr);
    grid-template-columns: repeat(30, 1fr);

    width: 300px;
    height: 300px;

    background-color: #000000;
}