/*iframe{top: 0px; left: 0px; width: 100%; height: 100%; position: absolute;}*/

/*zt-banner*/
.zt-banner {/*min-height: 800px; padding: 100px 0 50px;*/ padding-bottom:100px; background-position: top center; background-size: cover; color: #fff; font-size: 16px; line-height: 1.4; display: flex; flex-direction: column; justify-content: center;}
.zt-banner-mid .container{height: 100%;}
.zt-banner-mid .banner-txt,
.zt-banner-mid .banner-pic{height: 100%; display: flex; flex-direction: column; justify-content: center;}
.zt-banner h3{font-size: 40px; line-height: 2; font-weight: bold;}
.zt-banner h4{font-size: 30px; line-height: 2; font-weight: bold;}
.zt-banner .desc{line-height: 2; margin: 15px 0 25px;}
@media(max-width:575px){
    .zt-banner .desc{font-size: 14px;
        margin: 5px 0px 150px 0px;
    }
}
.zt-banner .btn{padding: 0 20px; border: 1px solid #fff; border-radius: 36px; line-height: 36px; color: #fff; font-size: 16px;}
@media (max-width: 1600px) {
	/*.zt-banner {min-height: 600px;}*/
}
@media (max-width: 991px) {
	/*.zt-banner {min-height: 460px;}*/
}
@media (min-width: 992px) {
  .zt-banner-mid .container{display:flex;}
  .zt-banner-mid .banner-txt, .zt-banner-mid .banner-pic{align-self: center;}
}
@media (max-width: 767px) {
	.zt-banner {height: auto;padding: 80px 0 0;}
    .zt-banner h3 {font-size: 30px;}
	.zt-banner h4{font-size: 20px;}
}

/*jieshao*/
.jieshao{ padding:50px 0; text-align: center; overflow: hidden;}
.jieshao .tit{font-size: 26px; line-height: 1.8; margin-bottom: 10px;}
.jieshao .tit_desc{font-size: 14px; line-height: 24px; color: #666;}
.jieshao ul{margin-top: 40px;}
.jieshao li{margin-bottom: 10px; padding: 20px 15px;}
.jieshao li .icon{margin-top: 10px; display: block;}
.jieshao li p{line-height: 24px;margin: 10px 0 0;}


/*jieshao-qy*/
.jieshao-qy{ padding:50px 0; text-align: center; overflow: hidden;}
.jieshao-qy li{margin-bottom: 10px; padding: 20px 15px;}
.jieshao-qy li .icon{margin-top: 10px; display: block;}
.jieshao-qy li p{line-height: 24px;margin: 10px 0 0;}
.jieshao-qy li .tit{font-size: 20px; line-height: 2;}
.jieshao-qy li .desc{color: #999; font-size:15px;}


/*pro-video*/
.pro-video{position:relative; margin-top: 5%;}
.pro-video .video-box{padding: 0 15%; box-sizing: border-box;}
.pro-video .video-box video{width: 100%;}

/*pro_info1*/
.pro_item{
    /*min-height: 490px;*/
padding: 30px 0; overflow: hidden;display: flex; flex-direction: column; justify-content: center; box-sizing: border-box;}
.pro_item .info{ 
    /*max-width: 460px;*/
    margin: 50px auto 0;}
.pro_item .info .title{font-size: 28px; line-height: 46px;}
.pro_item .info .desc{font-size: 16px; line-height: 2; margin: 36px 0;}
.pro_item .info .desc table{width:100%!important;}
.pro_item .info .desc table td{min-width:100px; padding:5px 10px;}
.pro_item .icon-tabs{overflow: hidden; margin-bottom: 10px;}
.pro_item .icon-tabs li{float: left; margin: 0 15px; text-align: center; cursor: pointer;}
.pro_item .icon-tabs .icon{width: 100px; height: 100px; padding: 25px; box-sizing: border-box; background-color: rgba(128,132,134,0.1); text-align: center;
 color: #fff; box-shadow: 0 3px 0 0 rgba(0,0,0,0.6); transition: all .3s linear;}
.pro_item .icon-tabs li p{line-height: 24px; margin-top: 15px; font-size: 16px; }

.pro_item .icon-tabs li:hover .icon { background-color: rgba(99,115,130,.2); transition: all .3s linear; box-shadow: 0 3px 0 0 #637382;}
@media (max-width: 767px) {
	.pro_item .info{margin-top: 0;}
}

/*pro_item1*/
.pro_item1{background: #343537; color: #fff;}
.pro_item1 .vr-cont{background: url(../images/3d_bg.png) no-repeat bottom center; padding-bottom: 10%;}
.pro_item1 .vr-cont .vr-item{display: none; max-width: 460px; max-height:334px; margin: 0 auto;}
.pro_item1 .vr-cont .vr-item.on{display: block;}
.pro_item1 .vr-cont .vr-item .box{ left: 0px; width: 100%; height: 0px; position: relative; padding-bottom: 72.52%;}

/*pro_item2*/
.pro_item2{background: #f3f1f2; color: #333;}
.pro_item2 .pic-cont .pic-item{display: none; max-width: 460px; max-height:422px; margin: 0 auto;}
.pro_item2 .pic-cont .pic-item.on{display: block;}

/*pro_item3*/
.pro_item3{background: url(../images/pro_item3_bg.png) no-repeat bottom center; color: #fff;}
.pro_item3 .pic-cont .pic-item{display: none; max-width: 380px; max-height:380px; margin: 0 auto; border-radius: 50%; overflow: hidden;}
.pro_item3 .pic-cont .pic-item.on{display: block;}

/*pro_item4*/
.pro_item4{background: #f3f1f2; color: #333;}
.pro_item4 .pic-cont .pic-item{display: none; max-width: 460px; max-height:422px; margin: 0 auto;}
.pro_item4 .pic-cont .pic-item.on{display: block;}

/*pro_item5*/
.pro_item5{background: #343537; color: #fff;}
.pro_item5 .pic-cont .pic-item{display: none; max-width: 460px; max-height:334px; margin: 0 auto;overflow: hidden;}
.pro_item5 .pic-cont .pic-item.on{display: block;}


/*pro_item6*/
.pro_item6{background: #f3f1f2; color: #333;}
.pro_item6 .pic-cont .pic-item{display: none; max-width: 460px; max-height:422px; margin: 0 auto;}
.pro_item6 .pic-cont .pic-item.on{display: block;}

.zixun{padding: 30px 0 90px;  background: url(../images/zixun_bg.jpg) no-repeat top center; overflow: hidden;}
.zixun .tit{font-size: 30px; text-align: center; color: #fff; padding: 60px 0 45px; font-weight: 300;}
.zixun .input-box{text-align: center;}
.zixun .input-item{display: inline-block; margin: 0 auto; border-radius: 4px; overflow: hidden;}
.zixun .input-item .inpt{float:left; width: 300px; height: 50px; line-height: 30px; padding: 10px 15px; box-sizing: border-box; background: #fff;}
.zixun .input-item .btn{float:left; width: 150px; height: 50px; line-height: 50px; padding: 0; color: #fff; border: none; vertical-align: top; text-align: center; font-size: 18px; border-radius: 0; transition: 0.3s ease-out;
background:-webkit-linear-gradient(45deg,#1691ed 0%,#5fcafd 100%);
background:linear-gradient(45deg,#1691ed 0%,#5fcafd 100%)}
.zixun .input-item .btn:hover{
background:-webkit-linear-gradient(75deg,#1691ed 0%,#5fcafd 100%);
background:linear-gradient(75deg,#1691ed 0%,#5fcafd 100%)}

/*企业级产品-info*/
.pro_item_qy1{background: #343537; color: #fff;}
.pro_item_qy1 .info-cs{}
.pro_item_qy1 .info-cs p{margin: 8px 0;}
.pro_item_qy1 .info-cs span{min-width: 100px; margin-right: 20px;}
.pro_item_qy1 .info-cs span em{width: 18px; height: 18px; margin: 7px 17px 0 0; background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.3); box-sizing: border-box; display: inline-block; border-radius: 50%; vertical-align: top;}
.pro_item_qy1 .info-cs span em:before{content: ""; width:10px; height: 10px; margin: 3px; display: inline-block;background: #fff;border-radius: 50%; vertical-align: top}

@media (min-width: 992px) {
	.pro_item_qy1 .row,
    .pro_item_qy1 .row .col-md-6{ display: flex;}
    .pro_item_qy1 .pic-cont{align-self: center;}
}

/*教育级产品-info*/
.pro_item_edu1{background: #343537; color: #fff;}
.pro_item_edu2{background: #f3f1f2; color: #333;}
.pro_item_edu3{background: #343537; color: #fff;}
.pro_item_edu4{background: #f3f1f2; color: #333;}
.pro_item_edu5{background: #343537; color: #fff;}
.pro_item_edu6{background: #f3f1f2; color: #333;}