body {
    margin: 0;
    overflow: hidden;
    background: url('https://cdn.pixabay.com/photo/2016/08/14/14/58/pokemon-1593048_1280.jpg') no-repeat center center fixed;
    background-size: cover;
    color: #fff;
    font-family: Arial, sans-serif;
}

canvas {
    display: block;
    background: transparent;
}

#score, #energy, #time {
    position: absolute;
    top: 10px;
    font-size: 24px;
    color: #fff;
    text-shadow: 1px 1px 2px #000;
}

#score {
    left: 10px;
}

#energy {
    left: 50%;
    transform: translateX(-50%);
}

#time {
    right: 10px;
}

#musicControl {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 20px;
    font-size: 16px;
    background-color: #fff;
    color: #000;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#musicControl:hover {
    background-color: #ccc;
}