.jsTouchButton {
    position: fixed;
    width: 12vw;
    height: 12vw;
    border-radius: 50%;
    border: 1vw solid #fff0;
    font-family: sans-serif;
    line-height: 12vw;
    text-align: center;
    font-size: 22pt;
    transform: translate(-50%, 50%);
}

.jsTouchButtonMiddle {
    bottom: 2vw;
    left: 50vw;
    transform: translateX(-50%);
}

.jsTouchButtonLeftBottom {
    bottom: 2vw;
    left: 14vw;
    transform: translate(0, 0);

}

.jsTouchButtonLeftTop {
    bottom: 14vw;
    left: 2vw;
    transform: translate(0, 0);

}

.jsTouchButtonRightBottom {
    bottom: 2vw;
    right: 14vw;
    transform: translate(0, 0);

}

.jsTouchButtonRightTop {
    bottom: 14vw;
    right: 2vw;
    transform: translate(0, 0);

}

.jsTouchButtonLeft {
    bottom: 2vw;
    left: 2vw;
    transform: translate(0, 0);
}

.jsTouchButtonRight {
    bottom: 2vw;
    right: 2vw;
    transform: translate(0, 0);
}