body,
html {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: black;
    width: 100%;
    height: 100%;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

canvas {
    display: block;
}

#controls {
    position: absolute;
    bottom: 10px;
    left: 10px;
    pointer-events: none;
}

#controls a {
    color: white;
    font-size: 14px;
    text-decoration: underline;
    text-shadow: 1px 1px 2px black;
    cursor: pointer;
    pointer-events: auto;
}

#fpsCounter {
    position: absolute;
    bottom: 10px;
    right: 10px;
    color: green;
    font-size: 16px;
    font-weight: bold;
    text-shadow: 1px 1px 2px black;
    pointer-events: none;
}