html, body{position: relative;height: 100%;}
body{font-family: Helvetica Neue, Helvetica, Arial, sans-serif;font-size: 14px;color:#000;margin: 0;padding: 0;}
.swiper-container{width: 100%;height: 700px;margin: 15px auto;}
.swiper-slide{text-align: center;font-size: 18px;display: -webkit-box;display: -ms-flexbox;display: -webkit-flex;display: flex;-webkit-box-pack: center;-ms-flex-pack: center;
    -webkit-justify-content: center;justify-content: center;-webkit-box-align: center;-ms-flex-align: center;-webkit-align-items: center;align-items: center;}
.swiper-slide img{width: 88%;}
@media screen and (max-width: 540px) {
    .swiper-slide img{width: 200%;}
    .swiper-slide img:last-of-type{margin-left: -100%;}
}

/* 分页 */
.swiper-pagination{position: fixed;left: 7%;width: 300px;height: auto;background-color: white;}
.swiper-pagination-bullet{width: 100%;height: 50px;line-height: 50px;text-align: center;font-size: 16px;color:#000;
    opacity: 1;background: none;border-radius: 0;margin: 6px 0;letter-spacing: 14px;}
.swiper-pagination-bullet-active,.swiper-pagination-bullet:hover{color:#fff;width: 100%;transition: all .3s linear;background: #0571d4;}
.swiper-slide img,.box_sd,.swiper-pagination-bullet{box-shadow: 0 0 5px 0 #c5c5c5;}