.tarifProSlider{
    position: relative;
    overflow: hidden;
    width: 421px;
    height: 100px;
}
.tarifProSliderContainer{
    position: absolute;
    top: 0;
    left: 0;
    width: 1600px;
    height: 100px;
}
.tarifProSliderContainer .slide{
    width: 425px;
    height: 100px;
    float: left;
}