img{vertical-align: middle;max-width: 100%;}
.main{width: 1400px;height: auto;margin: 0 auto;position: relative;}
/*产品展示*/
.product{width: 100%;padding-top: 20px;padding-bottom: 20px;}
.product-top{padding-bottom: 70px;width: 100%;}
.product-top ul li{display: flex;justify-content: space-between;align-items: center;}
.product-top ul li .l{width: 100%;}
.product-top ul li .r{width: 100%;}
.product-top ul li p.title-en{font-size: 14px;color: #b7b5b2;padding-bottom: 20px;}
.product-top ul li p.title{font-size: 46px;color: #1e1b16;padding-bottom: 10px;}
.product-top ul li p.price{font-size: 22px;color: #1e1b16;padding-bottom: 20px;}
.product-top ul li p.desc{font-size: 11px;color: #aaa9a7;padding-bottom: 60px;line-height: 25px;}
.product-top a.btn{font-size: 18px;color: #FFFFFF;}
.product-top a.btn:hover span{font-weight: normal;}
.product-thumbs{padding: 20px;}
.product-thumbs .swiper-slide{text-align: center;}
.product-thumbs .swiper-slide .item{padding: 50px 25px;}
.product-thumbs .swiper-slide .item .title{font-size: 20px;color: #1e1b16;padding-top: 45px;padding-bottom: 5px;}
.product-thumbs .swiper-slide .item .title-en{font-size: 12px;color: #b7b5b2;padding-bottom: 15px;}
.product-thumbs .swiper-slide img{width: 100%;max-width: 100%;}
.product-thumbs .swiper-slide.swiper-slide-active .item{box-shadow: 0px 0px 20px rgba(200,200,200,.5);}
.product-thumbs .swiper-slide:hover .item{box-shadow: 0px 0px 20px rgba(200,200,200,.5);}

.product .swiper-button-next,.product  .swiper-button-prev{top: auto;bottom: 20%;width: 54px;height: 54px;}
.product .swiper-button-next{background:url(../images/right-arrow.png) center center no-repeat;right: -70px;}
.product .swiper-button-prev{background:url(../images/left-arrow.png) center center no-repeat;left: -70px;}
/*通用按钮*/
.btn{display: inline-block;padding: 13px 80px 13px 50px;background:url(../images/icon-btn-arrow.png) right 8px center no-repeat #336699;font-size: 22px;color: #1e1b16;border-radius: 80px;}
.btn.btn-white{background-color: #FFFFFF;}
.btn span{transition: all .1s;}
.btn:hover span{padding-right: 2px;transition: all .1s;font-weight: bold;}