* {
    box-sizing: border-box;
}

html, body {
    background-color: #292929;
    font: 16px Roboto;
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    width: 100vw;
    padding: 16px;
    display: grid;
    align-items: center;
    justify-items: center;
}

canvas {
    border: 2px groove #474747;
    border-radius: 3px;
    /*zoom: 1.5;*/
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}