div.desc{
    margin: 10px;
}

#center-context{
    text-align:center;
}

#controller-div{
    margin-left: auto;
    margin-right: auto;
    width: 500px;
    height: 30px;
}

#controller-div div{
    text-align: left;
    float:left;
}

#currentSlider{
    width: 200px;
}