.patent-swiper-rd{padding:50px 62px;position:relative;}
.patent-swiper-rd .swiper-container{margin:0;}
.patent-swiper-rd .swiper-slide{text-align:center;font-size:18px;transition:300ms;transform:scale(0.70);height:0;padding-bottom:51.1%;position:relative;overflow:hidden;border:solid 1px #c9c9c9;}
.patent-swiper-rd .swiper-slide img{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);max-width:100%;max-height:100%;}
.patent-swiper-rd .swiper-slide-active{transform:scale(1);}
.patent-swiper-rd .swiper-button-prev,.patent-swiper-rd .swiper-button-next{color:#c9caca;width:65px;height:120px;margin-top:-60px;z-index:9;outline:none;}
.patent-swiper-rd .swiper-button-next:after,.patent-swiper-rd .swiper-button-prev:after{display:none;}
.patent-swiper-rd .swiper-button-prev{background:url(../images/h-prev.png) no-repeat center center;}
.patent-swiper-rd .swiper-button-next{background:url(../images/h-next.png) no-repeat center center;}
.patent-swiper-rd .play{position:absolute;left:0;top:0;width:100%;height:100%;background-color:rgba(25,25,25,0.5);}
.patent-swiper-rd .play-tit{position:absolute;left:0;bottom:0;width:100%;color:#fff;padding:18px;}
.patentPage{padding:0 90px 30px;}
.patentPage .list{padding-bottom:10px;}
.patentPage .item{padding:30px 16px;width:16.66%;float:left;}
.patentPage .item .item-img{height:0;padding-bottom:144%;text-align:center;position:relative;border:solid 1px #dfdfdf;overflow:hidden;}
.patentPage .item .item-img img{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);max-width:100%;max-height:100%;}
@media screen and (max-width:1440px){/* screen */
}
@media screen and (max-width:1366px){/* screen */
}
@media screen and (max-width:1280px){/* screen */
.patentPage{padding:0 2% 3%;}
}
@media screen and (max-width:1100px){/*>=1024的设备*/
.patentPage{padding:0 1% 3%;}
.patentPage .item{padding:3% 1%;}
}
@media screen and (max-width:1024px){/*>=1024的设备*/
.patent-swiper-rd{padding-left:0%;padding-right:0%;}
.patent-swiper-rd .swiper-button-prev, .patent-swiper-rd .swiper-button-next{display:none;}
}
@media screen and (max-width:960px){/*兼容平板*/
.patentPage .item{width:25%;padding:2%;}
}
@media screen and (max-width:640px){/*兼容手机*/
.patent-swiper-rd{padding-left:2%;padding-right:2%;padding-top:4%;}
.patent-swiper-rd .swiper-slide{padding-bottom:70%;}
.patentPage .item{width:50%;}
}
@media screen and (max-width:480px){/* screen */
}
/* height:256px; */