body{margin:0}body,html{width:100%;position:relative}#all{position:relative;width:100%}#wrapper{background:url(../img/special_bg.jpg?v=42f6143f.jpg) no-repeat 0 0;background-size:100% 100%;height:auto;width:100%}#wrapper .swiper-slide{height:auto}#wrapper img{display:block;height:auto;width:100%}.swiper-button-prev{opacity:.8;z-index:1}.swiper-button-next{opacity:.8;z-index:1}