.pro_4k_top{text-align: center;margin-top: 50px; padding: 0;}
.pro_4k_top h3{font-size: 60px; font-weight: 700; color: #000;}
.pro_4k_top h4{font-size: 34px; font-weight: 700; margin-top: 26px; color: #333;}
.swiper-container {width: 100%;height: 100%;margin-left: auto;margin-right: auto;}
.swiper-slide {text-align: center;font-size: 18px;background: #fff;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;}
.pro_4k{position: relative; background: #161617; padding: 60px 80px;}
.pro_4k .header{text-align: center; color: #fff;}
.pro_4k .header h1{font-size: 30px; font-weight: 700;}
.pro_4k .header h1 b{color: #161617; background: #fff; padding: 2px 8px; font-size: 36px; border-radius: 5px; margin-right: 20px;}
.pro_4k .header p{font-size: 20px; font-weight: 400; margin-top: 20px; color: #ddd;}
.pro_4k .pro{position: relative;}
.pro_4k .pro .screen{background: #272a2e; padding: 15px; border-radius: 10px; margin-top: 50px;}
.pro_4k .swiper-slide{background: #000;}
.pro_4k .swiper-slide img{max-width: 100%;}
.swiper-button-next, .swiper-button-prev{position: absolute; top: auto; bottom:20px;}
.swiper-button-prev{left: 38%;outline: none;}
.swiper-button-next{right: 38%;outline: none;}
.swiper-button-prev:after, .swiper-container-rtl .swiper-button-next:after{content: "\2014"; color: #838e99; font-weight: bold; font-size: 30px;}
.swiper-button-next:after, .swiper-container-rtl .swiper-button-prev:after{content: "+"; color: #838e99; }
.swiper-button-next.swiper-button-disabled, .swiper-button-prev.swiper-button-disabled{outline: none;}
.swiper-container-horizontal>.swiper-pagination-bullets, .swiper-pagination-custom, .swiper-pagination-fraction{bottom:0;}
.swiper-pagination{position: absolute; left: 0; right: 0; margin: 0 auto;}
.swiper-pagination-bullet{width: 5px; height: 15px; background: #686d73; border-radius: 1px; opacity: 1; margin: 0 10px; margin-top: 15px;}
.swiper-pagination-bullet-active{background: #448ae5; opacity: 1;}
.button{background: #272a2e; width: 370px; height: 85px; margin: 0 auto; border-bottom-left-radius: 5px; border-bottom-right-radius: 5px;}
.button p{text-align: center; color: #636766; font-size: 14px; padding-top: 6px;}
.pro_4k .description{color: #fff; margin-top: 60px;}
.pro_4k .description h4{font-size: 24px; font-weight: 600; height: 52px;}
.pro_4k .description p{height: 80px; margin-top: 20px; color: #ccc;}
.pro_4k .description img{margin-top: 20px;}
.vs_4k{padding: 0;}
.vs_4k .content{display: flex;flex-direction: row;}
.vs_4k .list{width: 50%; padding: 0; overflow: hidden;}
.vs_4k .right{background: #e1e8ef; padding: 30px 50px 0 50px;}
.vs_4k .right p.tips{font-size: 13px;}
.vs_4k .right h3{font-size: 32px; color: #08107b; margin-top: 15px;}
.vs_4k .right p.stitle{font-weight: 600; font-size: 18px; margin-top: 30px;}
.vs_4k .right p.info{font-size: 16px; line-height: 1.8; margin: 20px 0; color: #444;}
.more_4k_show{margin-top: 50px;}
.more_4k_show h3{text-align: center; font-size: 40px; font-weight: 700;}
.more_4k_show .js_tab_detail{margin-top: 60px;}
.more_4k_show .left{width: 25.4%;}
.more_4k_show .right{width: 30.632%;}
.more_4k_show .center{width: 43.95%;}
.more_4k_show .list{position: relative;}
.more_4k_show .list1{top: 100px;}
.more_4k_show .list2{top: 125px;}
.more_4k_show .list4{margin-top: 20px;}
.more_4k_show .list5{margin-top: 20px;}
.more_4k_show .list h4{font-size: 20px; font-weight: bold; line-height: 1.45; color: #3156a4; margin-bottom: 0;}
.more_4k_show .list p{font-size: 14px; position: relative; padding-left: 10px; margin-top: 5px;}
.more_4k_show .list p:before{content: ""; position: absolute; left: 0; top: 8px; background: #333; width: 4px; height: 4px; border-radius: 50%;}
.more_4k_show .js_tab ul{display: flex; justify-content: center; margin-top: 30px;}
.more_4k_show .js_tab ul li{background: #ddd; padding: 10px 30px; font-size: 20px; margin: 0 5px; font-weight: 700;}
.more_4k_show .js_tab ul li.active{background: #3656a3; color: #fff; cursor: pointer;}
.pro_4k_video{margin-top: 60px; background: #f7f8fa; padding: 30px 0;}
.pro_4k_video h3{font-size: 40px; font-weight: 700; text-align: center;}
.video-box{position: relative;}
.video-box video{display: inline-block;vertical-align: baseline; margin-top: 20px; width: 100%;}
.video-box .video-img{position: absolute;top: 46%;bottom: 0; left: 0; right: 0; margin: 0 auto;width: 80px; height: 80px; z-index: 999;background: url("../images/click_play.png") no-repeat;background-size: 100%;cursor:pointer;}
.video-box p{position: absolute; left: 0; right: 0; top: 30%; width: 50%; margin: 0 auto; text-align: center; line-height: 1.8; font-size: 22px; color: #fff;}
.pro_parameter{margin-top:0;}
.pro_parameter tr.bg{background: #5175d4; color:#fff;}
@media (max-width: 768px){
	.swiper-button-prev{left: 32%;}
	.swiper-button-next{right: 32%;}
	.pro_4k .description{margin-top: 10px;}
	.pro_4k .description p{height: auto;}
	.pro_4k .description .col-xs-12{margin-top: 20px;}
	.vs_4k .content{flex-wrap:wrap;}
	.vs_4k .list{width: 100%;}
	.vs_4k .list img{width: 100%; border-radius: 0;}
}

@media (max-width: 480px){
	
}
@media (max-width: 414px){
	.top_column{padding: 0;}
	.button{width:50%; height: 40px;}
	.button p{font-size: 12px; padding-top: 0px;}
	.swiper-pagination-bullet{width: 3px; height: 8px;margin: 0 5px; margin-top: 0px;}
	.swiper-button-prev:after, .swiper-container-rtl .swiper-button-next:after{font-size: 18px;}
	.swiper-button-next:after, .swiper-container-rtl .swiper-button-prev:after{font-size: 24px;}
	.swiper-button-prev{left: 33%;}
	.swiper-button-next{right: 33%;}
	.swiper-button-next, .swiper-button-prev{bottom:-10px;}
	.pro_4k_top{margin-top: 0px;}
	.pro_4k_top h3{font-size: 36px;}
	.pro_4k_top h4{font-size: 16px; margin-top: 12px;}
	.pro_4k{padding: 10px 10px 30px 10px;}
	.pro_4k .description .col-xs-12{margin-top: 10px;}
	.pro_4k .description h4{height:auto; text-align: center; font-size: 20px;}
	.pro_4k .description p{margin-top: 10px; font-size: 14px; text-align: center;}
	.pro_4k .description img{width: 90%; margin: 0 auto; margin-top: 10px;}
	.pro_4k .header h1 b{font-size: 26px; margin-right: 10px;}
	.pro_4k .header h1{font-size: 24px;}
	.pro_4k .header p{font-size: 16px;}
	.pro_4k .pro .screen{margin-top: 20px;}
	.vs_4k .right{padding: 15px 10px;}
	.vs_4k .right h3{font-size: 24px;}
	.vs_4k .right p.info{font-size: 14px; margin: 10px 0;}
	.more_4k_show{margin-top: 0px;}
	.more_4k_show h3{font-size: 26px;}
	.more_4k_show .js_tab_detail{margin-top: 20px;}
	.more_4k_show .js_tab ul li{padding: 4px 20px;}
	.pro_4k_video{margin-top: 10px; padding: 20px 0;}
	.pro_4k_video h3{font-size: 26px; margin-top: 0;}
	.video-box video{margin-top: 5px;}
	.video-box .video-img{top: 45%; width: 60px; height: 60px;}
	.video-box p{top: 15%; width: 90%; line-height: 1.8; font-size: 16px;}
	.pro_parameter h3{margin-top: 0; padding-top: 0;}
}
@media (max-width: 375px){
	.pro_4k_top h3{font-size: 32px;}
	.pro_4k_top h4{font-size: 15px; margin-top: 5px;}
	.pro_4k .header h1{font-size: 18px;}
	.pro_4k .header h1 b{font-size: 20px;}
	.pro_4k .header p{font-size: 14px; margin-top: 10px;}
	.pro_4k .description h4{font-size: 18px;}
	.vs_4k .right h3{font-size: 20px; line-height: 1.5; margin-top: 10px;}
	.pro_4k_video h3, .more_4k_show h3{font-size: 22px;}
	.video-box p{top: 15%; width: 90%; line-height: 1.8; font-size: 14px;}
}
@media (max-width: 320px){
	.pro_4k_top h3{font-size: 28px;}
	.pro_4k_top h4{font-size: 14px; margin-top: 0;}
	.pro_4k .header h1, .pro_4k .header h1 b{font-size: 16px;}
	.pro_4k .header p{font-size: 12px;}
	.pro_4k .description h4{font-size: 16px;}
	.pro_4k .description p{font-size: 12px;}
	.vs_4k .right h3{font-size: 18px; margin-top: 10px;}
	.vs_4k .right p.info{font-size: 13px;}
	.video-box p{font-size: 13px;}
}