* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    background-color: black;
}

.wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.my-canvas {
    position: relative;
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
}