.swiper-container {
    position: relative;
}
.swiper-wrapper, .swiper-slide {
    position: absolute;
    top: 0;
    left: 0;
    filter:alpha(opacity=0);
    -moz-opacity:0;
    -khtml-opacity:0;
    opacity: 0;
}
.swiper-wrapper, .swiper-slide.swiper-slide-active {
    filter:alpha(opacity=100);
    -moz-opacity:1;
    -khtml-opacity:1;
    opacity: 1;
}