*{
    box-sizing: border-box;
    font-family: sans-serif;
}

:root, html{
    font-size: 16px;
}

body{
    margin: 0;
}
p{
    margin: 0;
}

.site-header{
    background-color: rgba(142, 36, 170, 1);
    width: 100%;
    display: flex;
}
.site-header .left{
    width: 33%;
}
.site-header .right{
    width: 67%;
}
.site-header .nav{
    margin-top: 0.7137192704203014vw;

    color: #333;
    font-size: 14px;
    /*max-width: 100%;*/
    width: calc(100% - 260px);
    padding: 0 16px;
    position: relative;
    z-index: 122;
    margin-left: 0;
}

.site-header .nav a{
    min-width: 90px;
    flex: 0 0 auto;
    width: auto;
    height: 59px;
    line-height: 59px;
    border-width: 3px;
    border-top-style: none;
    border-bottom-style: solid;
    border-left-style: none;
    border-right-style: none;
    border-color: rgb(142,36,170);
    color: rgba(207, 147, 217, 1);
    display: inline-block;
    text-decoration: none;
    text-align: center;
    margin-right: 20px;
    position: relative;
}


.site-header .nav .btn-prev,
.site-header .nav .btn-next{
    background:  center/contain no-repeat;
    cursor: pointer;
    width: 14px;
    height: 30px;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    z-index: 1020;
    border-radius: 0;
}

.site-header .nav .btn-prev{
    background-image: url("../images/btn_prev.png");
    left: 0;
}
.site-header .nav .btn-next{
    background-image: url("../images/btn_next.png");
    right: 0;
}
.site-header .nav .swiper-button-disabled{
    display: none;
}

.site-header a.active,
.site-header a:hover{
    color: #fff;
    border-color: rgb(207,148,217);
}


.site-header .left{
    padding-top: 6px;
}

.site-header .left img{
    display: block;
    height: auto;
    width: 220px;

    margin: 1.0154177228804848vw 31.16361594925231% 0vw 25.83943564060764%;
}

.page-header .page-title{
    margin: 9.825886322979347vw 49.53315924320064% 0 14.802998948889764%;
}


.page-header {
    margin: 0 auto;
    overflow: hidden;
    padding-bottom: 31.25%;
    position: relative;
    width: 100%;

    background: center/cover no-repeat;
}

@media screen and (min-width: 769px){
    .page-header {
        padding-bottom: 19.80146290491118%;
    }
}

.page-title{
    position: absolute;
    left: 0;
    top: 0;
    margin: 9.825886322979347vw 49.53315924320064% 0vw 14.802998948889764%;
    color: #ffffff;
}

.page-title .cn{
    font-size: 36px;
}
.page-title .en{
    font-size: 20px;
    margin-top: 20px;
}

.site-footer{
    position: relative;
    background: url("../images/site_footer.jpg") center/cover no-repeat;

    display: flex;
    align-items: center;
    padding-bottom: 1.2474012474012475vw;
}

.site-footer .left{
    width: 41.67%;
    flex: 0 0 auto;
}

.site-footer .qr-ctn{
    margin: 4.000406019238801vw 51.539517470881854% 0vw 14.210482529118135%;
    box-sizing: border-box;
    min-height: 30px;
    min-width: 30px;
    position: relative;
}


.site-footer .qr-ctn img{
    display: block;
    width: 100%;
    height: auto;
}

.site-footer .right{
    width: 58.33%;
    flex: 0 0 auto;
    color: #fff;

    display: flex;
    justify-content: center;
}

.site-footer .right .footer-desc{
    font-size: 12px;
}



.switch-tabs{
    display: flex;
    justify-content: center;
    margin-bottom: 60px;
}

.switch-tabs .tab{
    padding: 8px 40px;
    position: relative;
    margin: 0 22.5px;
    cursor: pointer;
}

.switch-tabs .tab::after{
    content: "";
    width: 0;
    height: 0;
    border-top: 6px solid rgb(142, 36, 170);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;

    position: absolute;
    left: 0;
    right: 0;
    margin: auto;
    top: 100%;
    opacity: 0;
}

.switch-tabs .tab.active,
.switch-tabs .tab:hover{
    background-color: rgb(142, 36, 170);
    color: #fff;
}

.switch-tabs .tab.active::after,
.switch-tabs .tab:hover::after{
    opacity: 1;
}


.swiper-moments{
    margin-top: 50px;
    width: 100%;
}

.swiper-moments .swiper-slide{
    width: 84%;
    height: 0;
    padding-bottom: calc(84% * 0.5);
}
.swiper-moments .swiper-slide img{
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
}

.swiper-moments .btn-prev,
.swiper-moments .btn-next{
    position: absolute;
    height: 100%;
    top: 0;
    width: 7%;
    cursor: pointer;
    background: center no-repeat rgba(0, 0, 0, .2);
    z-index: 250;
}

.swiper-moments .btn-prev:hover,
.swiper-moments .btn-next:hover{
    background-color: rgba(0, 0, 0, .4);
}

.swiper-moments .btn-prev{
    left: 0;
    background-image: url("../images/icon_angle_left.png");
}

.swiper-moments .btn-next{
    right: 0;
    background-image: url("../images/icon_angle_right.png");
}

.btn-top {
    position: fixed;
    bottom: 60px;
    right: 40px;
    opacity: 0;
    z-index: 999;
    width: 48px;
    height: 48px;
    transition: .3s;
    cursor: pointer;
}

.btn-top svg{
    pointer-events: none;
}

.scrolled .btn-top {
    opacity: 1;
}

.btn-nav{
    color: #fff;
    background-color: rgba(207, 147, 217, 1);

    height: 38px;
    line-height: 38px;
    position: absolute;
    width: 190px;
    border-radius: 19px;
    right: 40px;
    top: 15px;
    text-align: center;
    cursor: pointer;
    text-decoration: none;
    z-index: 1001;
}

.site-header .btn-nav:hover{
    color: rgb(142, 36, 170);
    background-color: #fff;
}

@media (max-width: 1024px) {
    .page-header{
        padding-bottom: 32.5%;
    }

}

@media (max-width: 768px) {
    .page-header{
        padding-bottom: 80%;
    }

    .page-title .cn{
        font-size: 22px;
    }
    .page-title .en{
        font-size: 16px;
    }

    .page-header .page-title{
        margin-top: 48vw;
        margin-left: 4vw;
        width: 80%;
        margin-right: 0;
    }

    .site-footer{
        display: flex;
        flex-direction: column-reverse;
        align-items: flex-end;
    }

    .site-footer .right{
        text-align: right;
    }

    .site-footer .left{

    }

    .site-footer .qr-ctn{
        width: 100%;
        margin: calc(40vw / 7.5) 0 0;
    }

}

.btn-mobile-toggle{
    display: none;
    width: 21px;
    height: 18px;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    right: 15px;
    cursor: pointer;
}


.btn-mobile-toggle i{
    background-color: rgb(207, 147, 217);
    width: 100%;
    height: 2px;
    position: absolute;
    transition: .3s;
}

.btn-mobile-toggle i:nth-of-type(1){
    top: 0;
    transform-origin: left;
}

.btn-mobile-toggle i:nth-of-type(2){
    top: 0;
    bottom: 0;
    margin: auto;
}

.btn-mobile-toggle i:nth-of-type(3){
    bottom: 0;
    transform-origin: left;
}

.show-mobile-menu .btn-mobile-toggle i:nth-of-type(1){
    transform: rotate(45deg) translateX(1px) ;
}

.show-mobile-menu .btn-mobile-toggle i:nth-of-type(2){
    opacity: 0;
}

.show-mobile-menu .btn-mobile-toggle i:nth-of-type(3){
    transform: rotate(-45deg) translateX(1px) ;
}

.mobile-menu{
    display: none;
}

@media (max-width: 768px) {
    .btn-mobile-toggle{
        display: block;
    }

    .site-header .right{
        display: none;
    }

    .site-header{
        height: 38px;
        position: relative;
    }

    .site-header .left img{
        height: 30px;
        margin: 4px 0 0 10px;
        width: auto;
    }
    .site-header .left{
        padding-top: 0;
        width: 67%;
    }

    .mobile-overlay{
        position: fixed;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        z-index: 1200;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: .6s;
        background-color: rgba(0, 0, 0, .2);
    }

    .mobile-menu{
        display: block;
        visibility: hidden;
        transform: translateX(-30%);
        opacity: 0;
        transition: .6s;

        background-color: #fff;
        position: fixed;
        left: 0;
        width: 70vw;
        top: 0;
        height: 100vh;
        padding: 50px 16px 16px;
    }

    .show-mobile-menu .mobile-menu{
        visibility: visible;
        transform: none;
        opacity: 1;
    }

    .show-mobile-menu .btn-mobile-toggle{
        position: fixed;
        left: 72vw;
        top: 12px;
        z-index: 1300;
        margin: 0;
    }

    .show-mobile-menu .mobile-overlay{
        visibility: visible;
        opacity: 1;
    }


    .link-item{
        line-height: 50px;
        border-top: 1px solid #f2f2f2;
    }

    .link-item:last-of-type{
        border-bottom: 1px solid #f2f2f2;
    }


    .link-item a{
        display: block;
        font-size: 14px;
        color: rgb(106, 106, 106)
    }


    .site-footer .right{
        padding-right: 5vw;
    }

    .site-footer .footer-desc{
        padding-top: 4vw;
    }

    .site-footer .left{
        padding-right: 1vw;
        padding-bottom: 4vw;
    }

    .site-footer .right {
        width: 100%;
    }
    .site-footer .right .footer-desc{
        width: 100%;
    }

}


.video-layer {
    position: fixed;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, .75);
    top: 0;
    left: 0;
    cursor: pointer;
    z-index: 750;
    display: flex;
    justify-content: center;
    align-items: center;
    visibility: hidden;
    transition: .5s;
    opacity: 0;
}

.video-layer.active {
    visibility: visible;
    opacity: 1;
}

.video-layer .btn-close {
    position: absolute;
    left: calc(50vw + 410px);
    top: calc(50vh - 240px);
    border-radius: 50%;
    width: 32px;
    line-height: 30px;
    height: 32px;
    font-size: 20px;
    color: white;
    background: rgba(142, 36, 170, 1);
    cursor: pointer;
    text-align: center;
    transition: .3s;
}

.video-js .vjs-big-play-button {
    bottom: 0;
    right: 0;
    margin: auto;
}

.video-layer .video-js .vjs-tech{
    transform: none;
}


.site-header .has-sub{
    padding-right: 10px;
}

.site-header .has-sub::after {
    content: "";
    display: block;
    border: solid;
    position: absolute;
    border-width: 1px 1px 0 0;
    height: 5px;
    top: 0;
    right: 4px;
    bottom: 0;
    margin: auto;
    transform: rotate(135deg);
    width: 5px;
}

.submenu-bar{
    border-top: 1px solid #fff;
    width: 100%;
    height: 51px;
    line-height: 50px;

    display: flex;
    justify-content: center;
    position: absolute;
    left: 0;
    top: 100%;
    background-color: rgba(142, 36, 170, 1);
    z-index: 800;

    visibility: hidden;
}

.submenu-bar.active{
    visibility: visible;
}

.site-header{
    position: relative;
}

.submenu-bar a{
    font-size: 12px;
    text-decoration: none;
    z-index: 800;
    margin-right: 20px;
    color: rgba(227, 191, 233, 1);
}

.submenu-bar a:hover{
    color: #fff;
}

.link-list .sub{
    display: none;
}


.link-list .link-item{
    position: relative;
}

.link-item a{
    text-decoration: none;
}

.link-list.sub .link-item{
    /*padding-left: 30px;*/
}

.btn-fold{
    width: 40px;
    height: 50px;
    position: absolute;
    top: 0;
    right: 0;
    background: url("../images/icon_angle_right_dark.png") center/8px auto no-repeat;
    transition: .3s;
}

.btn-fold.active{
    transform: rotate(90deg);
}