body {
    background: #eee;
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 14px;
    color:#000;
    margin: 0;
    padding: 0;
}
*{
    padding: 0;
    margin: 0;
}
ul,li{
    list-style: none;
}
.swiper-pagination-bullet,
.swiper-pagination-bullet-active{
    background: #fff;
    width: 6px;
    height: 6px;
    opacity: 1;
    position: relative;
}
.swiper-container-vertical>.swiper-pagination-bullets .swiper-pagination-bullet{
    margin: 20px 0;
}
.swiper-pagination-bullet-active::after{
    content: '';
    width: 12px;
    height: 12px;
    position: absolute;
    left: -4px;
    top: -4px;
    z-index: -1;
    display: block;
    border: 1px solid #fff;
    border-radius: 50%;
}
.swiper-button-next.swiper-button-disabled, .swiper-button-prev.swiper-button-disabled{
    opacity: 0;
}
#page {
    width: 100vw;
    height: 100vh;
    margin: 0 auto;
    transition-delay:.3s;
}
#page .swiper-slide {
    /* text-align: center; */
    font-size: 18px;
    
    /* Center slide text vertically */
    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;

    width: 100vw;
    height: 100vh;
    /* position: relative; */

    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}
.page-item:nth-child(1){
    background-image: url(../images/bg1.png);
    color:#fff;
}
.page-item:nth-child(2){
    background-image: url(../images/bg2.png);
    color:#fff;
}
.page-item:nth-child(3){
    background-image: url(../images/bg3.png);
    color:#fff;
}
.page-item:nth-child(4){
    background-image: url(../images/bg4.png);
    color:#fff;
}
.page-item .animation,
.page-item .font{
    transform:translateX(-200px);
    opacity:0;
    transition:all .4s;
}
.ani-slide .animation,
.ani-slide .font{
    transform:translateX(0);
    opacity:1;
}
.page-item.page2 .animation{
    transform:translateY(150%);
    opacity:0;
    transition:all .4s;
}
.ani-slide.page2 .animation{
    transform:translateY(8%);
    opacity:1;
}

.page-item .font{
    width: 484px;
    display: block;
}

.header{
    display: flex;
    justify-content: space-between;
    justify-content: center;
    position: fixed;
    top: 54px;
    left: 0;
    height: 27px;
    line-height: 27px;
    width: 100vw;
    /* padding: 0 360px; */
    z-index: 100;
    box-sizing: border-box;
}
.logo{
    width: 260px;
    height: 80px;
    display: block;
}
.logoa {
    color: #ffffff;
    font-size:25px;
    font-weight: bold;font-style:italic;
    font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
    letter-spacing:1.5px;
}
.menu{
    display: flex;
}
.menu li{
    font-size: 16px;
    font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 27px;
    position: relative;
    cursor: pointer;
}
.menu li:not(:first-child) {
    margin-left: 90px;
}
.menu li.active::after{
    content: '';
    position: absolute;
    height: 2px;
    width: 100%;
    background: #fff;
    display: block;
    left: 0;
    top: 32px;
}

.page1{
    display: flex;
    flex-direction: column !important; 
    align-content: center;
    justify-content: flex-start!important; 
}
.page1 .font{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
.page1 .btm-box{
    width: 100%;
    display: flex;
    justify-content: space-evenly;
    align-items: flex-end;
    margin-top: 210px; 
    box-sizing: border-box; 
    padding: 0 100px;
    position: absolute;
    bottom: 8%;
}
.page1 .btn-group{
    display: flex;
    margin-left: 40px;
}
.page1 .info{
    position: relative;
    /* left: 360px;
    bottom: 48px;
    padding-bottom: 14px;
    padding-right: 6px; */
}
.page1 .info i {
    width: 6px;
    height: 6px;
    display: block;
    background: #FFFFFF;
    position: relative;
    margin-bottom: 22px;
}
.page1 .info i.bottom{
    position: absolute;
    right: 0;
    bottom: -20px;
    margin-bottom: 0;
}
.page1 .info i.top::before{
    content: "";
    width: 6px;
    height: 6px;
    display: block;
    background: #FFFFFF;
    position: absolute;
    right: -12px;
    top: 0;
}
.page1 .info i.top::after{
    content: "";
    width: 6px;
    height: 6px;
    display: block;
    background: #FFFFFF;
    position: absolute;
    left: 0;
    top: 12px;
}
.page1 .info p{
    font-size: 16px;
    color: #FFFFFF;
    line-height: 24px;
}

.page1 .btn-group{
    /* display: flex;
    align-items: center;
    position: absolute; */
    bottom: 74px;
    right: 360px;
}
.page1 .btn-group li{
    width: 146px;
    height: 50px;
    background: #FFFFFF;
    border-radius: 25px;
    opacity: 0.8;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #000000;
    position: relative;
    cursor: pointer;
}
.page1 .btn-group li>img{
    height: 20px;
    display: block;
}
.page1 .btn-group li:not(:last-child)>img{
    margin-right: 12px;
}
.page1 .btn-group li:not(:last-child){
    margin-right: 22px;
}
.page1 .btn-group li:nth-child(3){
    width: 100px;
}
.page1 .btn-group li:first-child img{
    margin-top: -4px;
}
.page1 .tips{
    position: absolute;
    bottom: 65px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    min-height: 100px;
    background: #FFFFFF;
    box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 10px;

}
.page1 .tips::after{
    content: '';
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-top-color: #fff;
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
}
.page1 .tips span{
    font-size: 16px;
    color: #333333;
    line-height: 26px;
    display: block;
}
.page1 .tips img{
    width: 100%;
    height: auto;
    display: block;
}
.page1 .btn-group li:hover .tips{
    display: flex;
}
.page2{
    position: relative;
}
.page2 .info{
    position: absolute;
    left: 63%;
    bottom: 40%;
}
.page2 .info .title{
    font-size: 30px;
    font-weight: bold;
    color: #333333;
    line-height: 34px;
    text-align: left;
}
.page2 .info p{
    width: 256px;
    font-size: 16px;
    color: #666666;
    line-height: 26px;
    display: block;
    margin-top: 20px;
    text-align: left;
}
.page2 .list{
    position: absolute;
    bottom: 8%;
    /* left: 20vw; */
    /* width: calc(100vw - 720px); */
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 70vw;
}
.page2 .list img{
    width: 52px;
    display: block;
    margin-bottom: 25px;
    margin-left: auto;
    margin-right: auto;
}
.page2 .list span{
    font-size: 16px;
    color: #333333;
    line-height: 21px;
    display: block;
}
.page3 .list{
    display: flex;
    /* align-items: center; */
    justify-content: space-between;
    /* width: calc(100vw - 720px); */
}
.page3 .list li{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.page3 .list img{
    width: 294px;
    display: block;
}
.page3 .list span{
    font-size: 16px;
    color: #000000;
    line-height: 24px;
    /* width: 160px; */
    display: block;
    margin-top: 60px;
    text-align: center;
}

.page4{
    position: relative;
}
.page4 .info{
    width: 896px;
    text-align: center;

}
.page4 .info .title{
    font-size: 26px;
    color: #fff;
    line-height: 30px;
    margin-bottom: 20px;
    font-weight: normal;
}
.page4 .info .title span,
.page4 .info p.FEE40A{
    color: #FEE40A;
}
.page4 .info p{
    font-size: 16px;
    color: #FFFFFF;
    line-height: 34px;
}

.mb78{
    margin-bottom: 10px;
    text-align: left;
}
#cont{
    width: 900px;
    height: 400px;
}
#cont .swiper-slide {
    height: 100%;
}
#cont .item{
    width: 267px;
    height: 400px;
    border-radius: 14px;
    overflow: hidden;
}
#cont .item img{
    width: 100%;
    height: auto;
    position: relative;
    z-index: 1;
    border-radius: 14px;
}
#cont .item .info{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 2;
    padding-left: 17px;
    padding-right: 17px;
    padding-top: 52px;
    box-sizing: border-box;
    margin: 0;
    cursor: pointer;
    border-radius: 14px;
}
#cont .item .info h3{
    font-size: 22px;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 29px;
    text-align: center;
}
#cont .item .info section{
    margin-top: 30px;
    height: 0;
    overflow: hidden;
    transition: height 3s;
}
#cont .item .info:hover{
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: unset;
}
#cont .item .info:hover section{
    height: auto;
}
#cont .item .info p{
    font-size: 14px;
    color: #FFFFFF;
    line-height: 20px;
    text-align: left;
    text-indent: 2em;
}
#cont .item .info p:not(:last-child){
    margin-bottom: 20px;
}
.swiper-button-prev::after,
.swiper-button-next::after{
    content: "";
}
.swiper-button-prev{
    left: -102px;
    margin-top: calc(-1 * var(--swiper-navigation-size)/ 2 + 78px);
}
.swiper-button-next{
    right: -102px;
    margin-top: calc(-1 * var(--swiper-navigation-size)/ 2 + 78px);
}
.btn-prev img,
.btn-next img{
    width: 44px;
    height: auto;
    display: block;
    opacity: 0.7;
}
.btn-prev:hover img,
.btn-next:hover img{
    opacity: 1;
}

.footer{
    position: absolute;
    bottom: 0;
    left: 0;
    display: block;
    width: 100vw;
    background: #020202;
    padding: 20px;
    box-sizing: border-box;
    display: flex;
    white-space: nowrap;
    justify-content: space-between;
    align-items: flex-end;
    justify-content: center;
}
.footer .contact {
    padding-bottom: 10px;
    display: flex;
    flex-wrap: wrap;
    font-size: 14px;
    color: #FFFFFF;
    line-height: 20px;
    text-align: left;
}
.footer .law {
    padding-top: 16px;
    padding-bottom: 18px;
    display: flex;
    flex-wrap: wrap;
    font-size: 12px;
    color: #A3A3A9;
}
.footer .line {
    padding: 0 10px;
}
.footer .code{
    position: absolute;
    right: 50px;
    bottom: 40px;
    background: #FFFFFF;
    border-radius: 2px;
    padding: 8px;
}
.footer .code img{
    width: 144px;
    height: 144px;
    display: block;
    margin-bottom: 5px;
}
.footer .code span{
    font-size: 14px;
    color: #333333;
    line-height: 19px;
    display: block;
    text-align: center;
}
.footer .code span:first-child{
    margin-bottom: 6px;
}
.footer .icp{
    /* position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%); */
    font-size: 12px;white-space: nowrap;
    color: #7E7E7E;
    margin-left: 10px;
}
/* 分为小于950则修改page2 page3的内容 */

/* 小于650px的修改page1与page2 */
@media  (max-width:810px)  {
    .header  img{
        width: 20px;
    } 
    .header .logo{ 
        width: 100px;
    }
    .header .logo .logoa{
        font-size: 13px; 
    }
    .header .menu li{
        font-size: 12px;
        margin-left: 10px; 
    }

    .page1 .font{
        width: 200px;
        /* margin-top: 300px; */
    }
     .page1 .btm-box{ 
        margin-top: 50px;
        flex-direction: column;
        align-items: center;
    }  
    .page1 .btn-group {
        margin-bottom: 50px;
        margin-left: 0px;
        margin-top: 20px;
    }
    .page1 .btn-group li{
        /* width: 146px;
        height: 50px;  */
        font-size: 13px;
        width:auto;
        height: auto;
        padding: 10px;
        white-space: nowrap; 
    }
    .page1 .btn-group li:not(:last-child) {
        margin-right: 10px;
    } 

    .page2 {
        display: flex;
        justify-content: flex-end !important;
        flex-direction: column
    }
    .page2 .info {
        position:static;  
    }
    .page2 .animation { 
        opacity: 1;
    }
    .page2 .info p{ 
        margin-top: 5px; 
        font-size: 13px;
        line-height: 15px;
    }
    .page2 .list{
        position: static;
        /* bottom: 8%; */
        /* left: 360px;  */
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 30px;
        margin-bottom: 30px;
    }
   
    .page2 .list img{
        width: 22px; 
        margin-bottom: 10px;
    }
    .page2 .info .title{
        font-size: 25px; 
    }
    .page2 .list span{
        font-size: 12px; 
        line-height: 14px; 
        text-align: center;
    }
    .page2 .list li{
         margin: 0 5px;
    }


    .page3 .list{
        flex-direction: column;
    }
    .page3 .list li {
        display: flex;
        flex-direction: row;
        align-items: center;
    }
    .page3 .list img {
        width: 20vh;
        display: block;
    }
    .page3 .list span { 
        margin-top: 0px; 
        text-align: left;
    }
    .page4{
        align-items: flex-start !important;
    }
    .page4 .info{
        margin-top: 114px;
    }

    .page4 .info .title {
        font-size: 20px; 
        line-height: 25px; 
        margin: 0 10px 10px;  
    }

    .page4 .info .mb78 {
        font-size: 12px;
        color: #FFFFFF;
        line-height: 18px;
        margin: 0 20px 20px;  
    }
    #cont {
        width: 100vw;
        height: 30vw;
    }
    #cont .item .info {  
        padding-top: 20px;
        /* 去掉info的hover态 */
        pointer-events:none; 
    }  
    
    #cont .item .info h3 {
        font-size: 13px;
        line-height: 15px;
        font-weight: 300;
    }
    #cont .item{
        width: 100%;
        height: auto;
        border-radius: 14px;
        overflow: hidden;
    }
    .btn-prev,.btn-next {
        display: none;
    }

    .footer{
        /* margin: 20px 10px ; */
        padding:0;
        width: 100%;
        padding: 10px 10px;
        box-sizing: border-box;
        flex-wrap: wrap; 
    }
    .footer .code img {
        width: 50px;
        height: 50px;
        display: block;
        margin-bottom: 5px;
    }
    .footer .code {
        display: flex;
        flex-direction: column;
        align-items: center;
        bottom: 160px;
        right: 10px;
    }
    .page1 .btn-group li:hover .tips {
        display: none;
    }
    .page1 .btn-group li:last-child:hover .tips {
        display: flex;
        left: 0px; 
    }
    .page1 .tips::after {
        left: 80%;  
        transform: translateX(-8%);
    } 
}