* {
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

.container {
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
}

canvas {
    margin: auto;
    /*width: 800px;
    height: 800px;*/
}

#fps {
    position: absolute;
    top: 5px;
    right: 5px;
    color: white;
    font-family: 'Courier New', Courier, monospace;
    display: none;
}