body {
    overflow: hidden;
}

.world {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    /*background: -webkit-linear-gradient(#e4e0ba, #f7d9aa);*/
    /*background: linear-gradient(#e4e0ba, #f7d9aa);*/
    background: -webkit-linear-gradient(#2561f5, #062d81);
    background: linear-gradient(#2561f5, #062d81);
}

.floor-1 {
    width: 100vw;
    height: 100vh;
    position: relative;
}

.video {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background: #000;
    position: relative;

}

.floor-2, .floor-4 {
    transform-style: preserve-3d;
    perspective: 1000px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.flex > div:nth-child(1) {
    width: 30%;
    position: relative;
    height: 100%;
}

.flex > div:nth-child(2) {
    width: 40%;
    position: relative;
    height: 100%;
}

.floor-2 img {
    transform-origin: left center;
    transform: rotateY(-60deg);
    position: absolute;
    left: 5%;
    opacity: 0.3;
    width: 100%;
}

.video video {
    width: 100%;
    height: 100%;
    background: #0000;
}

.floor-2-info {
    position: absolute;
    letter-spacing: 3px;
    top:40%;
    right:30%;
    width:30%;height:40%;

    color:#fff;
    transform-origin: left top;

}
.banner_text{
    position: absolute;
    width:30%;height:50%;
    left:10%;
    top:20%;

}

.floor-2-info a {
    color: #fff;
    display: block;
    text-align: right;
    transition: all 2s ease;
    border-width: 1px;
    border-style: dashed;
    border-color: #fff;
    border-radius: 5px;

}

.floor-2-info a:hover {
    font-size: 18px;
    text-decoration: none;
}

.floor-3, .floor-4, .floor-5 {
    width: 100vw;
    height: 100vh;
    color: #fff;
    text-align: center;
    position: relative;
    z-index: 3
}
.floor-3{
    background:url("../img/earth1.png") no-repeat no-repeat;
    background-size: cover;
    background-position: bottom;
    background-attachment: fixed;
}
.earth2{
    background:url("../img/earth2.png") no-repeat no-repeat;
    background-size: cover;
    background-position: bottom;
    position: absolute;
    width:100%;height:100%;left:0;top:0;
}
.earth3{
    background:url("../img/earth3.png") no-repeat no-repeat;
    background-size: cover;
    background-position: bottom;
    position: absolute;
    width:100%;height:100%;left:0;top:0;
}
.earth4{
    background:url("../img/earth4.png") no-repeat no-repeat;
    background-size: cover;
    background-position: bottom;
    position: absolute;
    width:100%;height:100%;left:0;top:0;
}
.chanjiao{

    position: absolute;
    left:0;right:0;bottom: 0;top:0;
    width:50%;height: 50%;
    display: flex;
    flex-wrap: wrap;
    margin: auto;
}
.chanjiao>div{
    width:100%;height:33%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}
.chanjiao>div>div{
    width: 30%;height:100%;
}
.chanjiao>div>div img{
    width:85%;
}
.chanjiao>div .chanjiao2-2{
    height:120%;width:35%;margin-top: -5%;
}
.chanjiao>div .chanjiao1-2{
    margin-top: -10%;
}
.chanjiao>div .chanjiao3-2{
    margin-top: 10%;
}

.chanjiao>div .chanjiao1-1 img{
    margin-left: 5%;
}
.chanjiao>div .chanjiao1-3 img{
    margin-left: -5%;
}

.chanjiao>div .chanjiao3-1 img{
    margin-left: 5%;
}
.chanjiao>div .chanjiao3-3 img{
    margin-left: -5%;
}
.chanjiao>div .chanjiao2-3 img{
    margin-left: 5%;
}
.chanjiao>div .chanjiao2-1 img{
    margin-left: -5%;
}

.chanjiao>div .chanjiao2-2{
    position: relative;
}

.chanjiao>div .chanjiao2-2 img{
    position: absolute;
    left:0;top:0;margin: auto;
    bottom: 0;right:0;
}


.floor-4{
    background:url("../img/zhengqi.jpeg") no-repeat no-repeat;
    background-size: cover;
    background-position:center bottom;
    background-attachment: fixed;
    display: flex;
    justify-content: center;

}
.floor-4>.div{
    width:50px;height:400px;

    margin: 0 3% ;
    background-size: contain;
    background-position:top ;
}

.zhengqizi1{
    background:url("../img/zhengqizi1.png") no-repeat no-repeat;

}
.zhengqizi2{
    background:url("../img/zhengqizi2.png") no-repeat no-repeat;

}
.zhengqizi6{
    background:url("../img/zhengqizi6.png") no-repeat no-repeat;

}
.zhengqizi3{
    background:url("../img/zhengqizi3.png") no-repeat no-repeat;
}
.zhengqizi4{
    background:url("../img/zhengqizi4.png") no-repeat no-repeat;
}
.zhengqizi5{
    background:url("../img/zhengqizi5.png") no-repeat no-repeat;
}
.hand1{
    position: absolute;
    left:33%;margin:auto;
    bottom: 10%;
     width:22%;
     height:220px;
     background:url("../img/hand1.png") no-repeat no-repeat;
    background-size: contain;
}
.hand2{
    position: absolute;
    right:33%;margin: auto;
    bottom: 10%;
      width:22%;
     height:220px;
     background:url("../img/hand2.png") no-repeat no-repeat;
    background-size: contain;
}

.floor-5{
    display: block;
    background:url("../img/map.png") no-repeat no-repeat;
    background-size: cover;
    background-position:center ;
    position: relative;

}
.floor-5>div{
    width:100%;height:100%;
    background-size: cover;
    background-position:center ;
    position: absolute;
    left:0;top:0;
}
.map5{
    background:url("../img/map5.png") no-repeat no-repeat;
}
.map6{
    background:url("../img/map6.png") no-repeat no-repeat;
}
.map2{
    background:url("../img/map2.png") no-repeat no-repeat;
}
.map3{
    background:url("../img/map3.png") no-repeat no-repeat;
}

/*底部*/
.book2{margin-top:-4px}
.noah-bottom {width:1200px}
.noah-wid{width:1200px;overflow:hidden;margin:0 auto}
.noah-bottom{width:100%;height:550px;border-top:8px solid #2aa3ef;overflow:hidden}
.noah-bottom .tubiao{width:60%;height:32px;margin:0 auto}
.noah-bottom .tubiao img:nth-child(1){margin-left:10px}
.noah-bottom-le{float:left;margin-left:80px}
.noah-bottom-le h6{font-size:18px;color:#0b7cc3;margin-top:100px;line-height:48px}
.noah-bottom-le p{font-size:14px;color:rgba(255,255,255,.5);line-height:24px}
.noah-bottom-ri{float:right;margin-top:100px}
.noah-he{float:right;width:320px}
.noah-he ul li{width:100%;overflow:hidden;margin:15px 0}
.noah-he ul li span{float:left;font-size:14px;color:rgba(255,255,255,.8);line-height:37px}
.noah-he ul li p{float:left;font-size:14px;line-height:37px;color:rgba(255,255,255,.5)}
.noah-qi{float:right;width:302px}
.noah-qi h6{font-size:18px;color:#0b7cc3;line-height:48px}
.noah-qi ul li{width:100%;line-height:24px;color:rgba(255,255,255,.5);font-size:14px}

.noah-bottom .tubiao{width:60%;height:32px;margin:0 auto}
.noah-bottom .tubiao img:nth-child(1){margin-left:10px}
.noah-bottom .tubiao{width:1200px}
.tubiao .bdsharebuttonbox{margin-left:80px}