@charset "utf-8";
/* CSS Document */
/*通用样式*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
/* html标签兼容 */
article, aside, details, figcaption, figure, footer, header, main, hgroup, menu, nav, section {
    display: block;
}
a, address, b, big, blockquote, body, center, cite, code, dd, del, div, dl, dt, em, fieldset, font, form, h1, h2, h3, h4, h5, h6, html, i, iframe, img, ins, label, legend, li, ol, p, pre, small, span, strong, u, ul, var {
    margin: 0;
    padding: 0;
}
body, p, form, input, button, dl, dt, dd, ul, ol, li, h1, h2, h3, h4 {
    list-style: outside none none;
    font: 12px/1.5 'Microsoft YaHei', 'Heiti SC', tahoma, arial, 'Hiragino Sans GB', \\5B8B\4F53, sans-serif;
}
body, button, input, select, textarea {
    background-color: #fff;
    font: 12px/1.5 'Microsoft YaHei', 'Heiti SC', tahoma, arial, 'Hiragino Sans GB', \\5B8B\4F53, sans-serif;
    color: #666;
    font-family: 'Microsoft YaHei', 'Heiti SC', tahoma, arial, 'Hiragino Sans GB', \\5B8B\4F53, sans-serif;
    /*取消轮廓线 蓝色的*/
    outline: none;
    background:transparent;
    border: none;
    overflow-x: hidden;
}
button, html input[type="button"], input[type="submit"] {
    cursor: pointer;
}
button[disabled], html input[disabled] {
    cursor: default;
}
input, select, textarea {
    font-size: 100%;
}
button::-moz-focus-inner{
	border: medium none;
    padding: 0;
}
div a:hover{
    text-decoration:none;
    color: #1E62F6;
}
div a:focus{
    text-decoration:none;
}
a,.cursor{
	cursor: pointer;
}
img {
    border: 0 none;
    vertical-align: middle;
}
em, i, u {
    font-style: normal;
}
a{
	color:#888;
	text-decoration:none;
    outline:none
}
.fl {
    float: left;
}
.fr {
    float: right;
}
/*清除浮动*/
.clearfix:after {
    visibility: hidden;
    clear: both;
    display: block;
    content: ".";
    height: 0
}

.clearfix {
    *zoom: 1
}
.hide,
.none {
    display: none!important;
}
.show{
    display: block!important;
}

.al {
    text-align: left;
}
.ac {
    text-align: center;
}
.ar {
    text-align: right;
}
.hide {
    display: none;
}
.center{
	margin:0 auto;}
.wrap{
	width:1200px;
}
.clear{
    clear:both;
}
.bolder{
    font-weight: bolder;
}
.w1200{
	max-width:1200px;
	position:relative;
    margin:auto;
}
.ellipsis{
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.defaultBtn{
    width: 120px;
    height:40px;
    background:#FFBA00;
    border-radius:2px;
    border: none;
    font-size:16px;
    color: #fff;
}
.mt5{margin-top:5px}.mb5{margin-bottom:5px}.ml5{margin-left:5px}.mr5{margin-right:5px}
.mt10{margin-top:10px}.mb10{margin-bottom:10px}.ml10{margin-left:10px}.mr10{margin-right:10px}
.mt15{margin-top:15px}.mb15{margin-bottom:15px}.ml15{margin-left:15px}.mr15{margin-right:15px}
.mt20{margin-top:20px}.mb20{margin-bottom:20px}.ml20{margin-left:20px}.mr20{margin-right:20px}
.mt25{margin-top:25px}.mb25{margin-bottom:25px}.ml25{margin-left:25px}.mr25{margin-right:25px}
.mt30{margin-top:30px}.mb30{margin-bottom:30px}.ml30{margin-left:30px}.mr30{margin-right:30px}
.mt35{margin-top:35px}.mb35{margin-bottom:35px}.ml35{margin-left:35px}.mr35{margin-right:35px}
.mt40{margin-top:40px}.mb40{margin-bottom:40px}.ml40{margin-left:40px}.mr40{margin-right:40px}
.mt50{margin-top:50px}.mb50{margin-bottom:50px}.ml50{margin-left:50px}.mr50{margin-right:50px}

.pt1{padding-top:1px}.pb1{padding-bottom:1px}.pl1{padding-left:1px}.pr1{padding-right:1px}
.pt2{padding-top:2px}.pb2{padding-bottom:2px}.pl2{padding-left:2px}.pr2{padding-right:2px}
.pt3{padding-top:3px}.pb3{padding-bottom:3px}.pl3{padding-left:3px}.pr3{padding-right:3px}
.pt4{padding-top:4px}.pb4{padding-bottom:4px}.pl4{padding-left:4px}.pr4{padding-right:4px}
.pt5{padding-top:5px}.pb5{padding-bottom:5px}.pl5{padding-left:5px}.pr5{padding-right:5px}
.pt10{padding-top:10px}.pb10{padding-bottom:10px}.pl10{padding-left:10px}.pr10{padding-right:10px}
.pt15{padding-top:15px}.pb15{padding-bottom:15px}.pl15{padding-left:15px}.pr15{padding-right:15px}
.pt20{padding-top:20px}.pb20{padding-bottom:20px}.pl20{padding-left:20px}.pr20{padding-right:20px}
.pt25{padding-top:25px}.pb25{padding-bottom:25px}.pl25{padding-left:25px}.pr25{padding-right:25px}
.pt30{padding-top:30px}.pb30{padding-bottom:30px}.pl30{padding-left:30px}.pr30{padding-right:30px}
.pt35{padding-top:35px}.pb35{padding-bottom:35px}.pl35{padding-left:35px}.pr35{padding-right:35px}
.pt40{padding-top:40px}.pb40{padding-bottom:40px}.pl40{padding-left:40px}.pr40{padding-right:40px}
.pt50{padding-top:50px}.pb50{padding-bottom:50px}.pl50{padding-left:50px}.pr50{padding-right:50px}

.orangeFont{
    color: #E55803;
}
.greyFont{
    color: #999999;
}
.blackFont{
    color: #333333;
}
.greybk{
    background: #F3F2F5;
}

.bannerCage{
    position: relative;
}
.bannerCage img{
    width: 100%;
    height: auto;
}
.cage{
    position: relative;
    z-index: 2;
}
main,footer{
    overflow-x: hidden;
}
img,button{
    user-select:none;
    -webkit-user-select:none;
}
/*顶部导航*/
.header{
    z-index:99;
    width:100%;
    position:fixed;
    top:0;
    left:0;
}
.T_topBar{
    position:relative;
    height: 1.5rem;
    max-width:22rem;
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin: 0 auto;
}
.T_topBar .logo{
    height: 0.65rem;
    width: 2.725rem;
    background: url(../images/icon/logo.png) no-repeat 0 center;
    background-size: 100%;
    margin-left: 0.25rem;
}

.T_topBar .nav_menu{
    position: relative;
    display: flex;
}
.T_topBar .nav_menu .nav_list{
    flex-direction: row;
    display: flex;
    align-items: center;
    background: none;
    user-select:none;
    -webkit-user-select:none;
}
.T_topBar .nav_menu .nav_list .nav_item{
    background: none;
    margin: 0 24px;
}
.T_topBar .nav_menu i{
    font-size: 20px;
    color: #BFBFBF;
}
.T_topBar .nav_menu span{
    display: inline-block;
    line-height: 0.5rem;
    text-align: center;
    color: #171D2D;
    font-family: serif,'宋体';
    font-weight: 600;
    font-size: 0.4rem;
    transition: color .3s ease;
    cursor: pointer;
}
.T_topBar .nav_menu span.active{
    color: #E6A75C;
}
.T_topBar .nav_menu span:hover{
	color: #E6A75C;
}

.music_switch{
    width: 0.75rem;
    height: 0.75rem;
    background-size: 100%;
    background-repeat: no-repeat;
    cursor: pointer;
    margin-left: 1.5rem;
    opacity: 1;
}
.music_switch.music_on{
    opacity: 1;
    background-image: url("../images/icon/music_on.png");
    animation: music_on 5s linear infinite forwards;
    -webkit-animation: music_on 5s linear infinite forwards;
}
@-webkit-keyframes music_on {
    0% {
        transform: rotate(0deg)
    }
    100% {
        transform: rotate(360deg)
    }
}

@keyframes music_on {
    0% {
        transform: rotate(0deg)
    }
    100% {
        transform: rotate(360deg)
    }
}

.music_switch.music_off{
    background-image: url("../images/icon/music_off.png");
}

/*侧边导航*/
.sidebar_nav_icon{
    z-index: 999;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 0.75rem;
    position: fixed;
    top: 0.375rem;
    left: calc(2vw - 15px);
    background-color: #171D2D;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}
.sidebar_nav_icon svg{
    width: 0.3rem;
}
.sidebar_nav_icon path {
    fill: none;        /* 设定path填充颜色为 none ，也就是不填充颜色 */
    stroke-width: 10;  /* 设定线条粗细 */
    stroke: #FFD5A3;      /* 设定path的线条颜色 */
    stroke-linecap: round;  /* 设定path的路径两头为圆形 */
    transition:all 0.4s;    /* 设定path的过渡动画 */
}
.sidebar_nav_icon.active svg path:nth-child(1){
    stroke: #FFD5A3;  /* 更改线条颜色，这里没有更改，写在这里只是表示可以更改*/
    d:path("M0, 0 Q50,50 100,100");  /* path 动画的关键，更改 d 的值*/
}
.sidebar_nav_icon.active svg path:nth-child(2){
    stroke-width: 100;  /* 更改线条粗细 */
    opacity: 0;  /* 更改线条透明度 */
}
.sidebar_nav_icon.active svg path:nth-child(3){
    stroke:#FFD5A3;
    d:path("M0, 100 Q50,50 100,0");
}
.sign_out{
    z-index: 100;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 0.75rem;
    background-color: #171D2D;
    position: absolute;
    top: 0.375rem;
    left: 1.75rem;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 0.3rem;
    font-weight: 600;
    color: #171D2D;
    display: none;
    user-select:none;
    -webkit-user-select:none;
}
.sign_out.active{
    display: flex;
}
.sign_out img{
    margin-right: 0.1rem;
}
.sign_out svg{
    width: 0.325rem;
}

#sidebarNav {
    position: fixed;
    z-index: 100;
    top: 0;
    left: 0;
    width: 0;
    height: 100vh;
    transition: opacity 0.5s cubic-bezier(0.21, 0.6, 0.35, 1) 0s;
    pointer-events: none;
    opacity: 0;
    background: rgba(0, 0, 0, 0.8);
}

#sidebarNav.show {
    width: 100vw;
}

#sidebarNav.show .mask {
    width: 20vw;
}

#sidebarNav.show .control_wrap {
    left: 0;
    display: flex;
    flex-direction: column;
    width: auto;
    height: 100vh;
    justify-content: center;
}

#sidebarNav.show .moduleCItem {
    width: 16.5vw;
    padding-left: 2vw;
}

#sidebarNav.show .moduleCItem .title {
    opacity: 1;
    z-index: 99;
    display: block;
}

#sidebarNav .mask {
    width: 0;
    height: 100vh;
    transition: width 0.5s cubic-bezier(0.21, 0.6, 0.35, 1) 0s;
    background: #010101;
}

#sidebarNav .control_wrap {
    position: fixed;
    top: 50%;
    left: 2vw;
    overflow: hidden;
    width: 6px;
    transition: opacity 0.5s cubic-bezier(0.21, 0.6, 0.35, 1) 0s;
    transform: translateY(-50%);
}

#sidebarNav .moduleCItem {
    font-size: 0.15rem;
    line-height: 0.5rem;
    display: flex;
    height: 0.75rem;
    transition: opacity 0.5s cubic-bezier(0.21, 0.6, 0.35, 1) 0s;
    color: #fff;
    align-items: center;
}

#sidebarNav .moduleCItem.active span {
    border: none;
    background: #171D2D;
}
#sidebarNav .moduleCItem.active svg path{
    stroke: #171D2D;
    fill: #171D2D;
}

#sidebarNav .moduleCItem.active .title {
    color: #fff;
}

#sidebarNav .moduleCItem span {
    position: relative;
    display: block;
    flex: 0 0 auto;
    box-sizing: border-box;
    width: 6px;
    height: 6px;
    margin-right: 1.6vw;
    border: 1px solid #666666;
    border-radius: 100%;
}
#sidebarNav .moduleCItem svg {
    position: relative;
    display: block;
    flex: 0 0 auto;
    width: 0.3rem;
    height: 0.3rem;
    margin-right: 1.6vw;
    cursor: pointer;
}
#sidebarNav .moduleCItem svg path{
    stroke: #A8A8A8;
    fill: #A8A8A8;
}
#sidebarNav .moduleCItem .title {
    position: relative;
    width: 3.75rem;
    line-height: 1.5;
    transition: 0.5s cubic-bezier(0.21, 0.6, 0.35, 1) 0s;
    opacity: 0;
    z-index: -999;
    display: none;
    color: #525252;
}

#sidebarNav .moduleCItem .title.select, #sidebarNav .moduleCItem .title:hover {
    color: #fff;
}

#sidebarNav .moduleCItem .title.select:before, #sidebarNav .moduleCItem .title:hover:before {
    width: 0.625rem;
}

#sidebarNav a.moduleCItem.active,
#sidebarNav a.moduleCItem:hover {
    border-color: #666666;
}

#sidebarNav a.moduleCItem.active span,
#sidebarNav a.moduleCItem:hover span {
    opacity: 1;
    background: #666666;
}

#sidebarNav a.moduleCItem span {
    width: 4px;
    height: 4px;
    margin: 0;
    background: transparent;
}

#sidebarNav a.moduleCItem span:after {
    display: block;
    width: 0.25rem;
    height: 0.25rem;
    content: "";
    transform: translate(-43%, -43%);
}

#sidebarNav .moduleCItem .title {
    color: #777;
    font-family: 'MTTMilano', '微软雅黑';
    font-size: 0.2rem;
}

#sidebarNav .moduleCItem span {
    background: #A8A8A8;
    border: none;
    width: 6px;
    height: 6px;
    transition: all 0.3s ease;
    transform: scale(1);
    cursor: pointer;
}

#sidebarNav .moduleCItem.active span {
    /* width: 6px;

      height: 6px; */

    transform: scale(1.6);
}

#sidebarNav.show .moduleCItem.active svg  path{
    stroke: #FFF;
    fill: #FFF;
}
#sidebarNav.show .moduleCItem svg  path{
    stroke: #707070;
    fill: #707070;
}

#sidebarNav .control_wrap {
    overflow: visible;
}

/*侧边导航 end*/

/*向下箭头*/
.next_undown{
    z-index: 10;
    position: fixed;
    bottom: 0.75rem;
    left: 50%;
    margin-left: -0.45rem;
    width: 0.9rem;
    height: 0.9rem;
    animation: down_icon 4s linear infinite;
    -webkit-animation: down_icon 4s linear infinite;
    pointer-events:auto;
}

@-webkit-keyframes down_icon {
    0% {
        opacity: .6;
        transform: scale(.6)
    }

    50% {
        opacity: 1;
        transform: scale(1.4)
    }

    100% {
        opacity: .6;
        transform: scale(.6)
    }
}

@keyframes down_icon {
    0% {
        opacity: .6;
        transform: scale(.6)
    }

    50% {
        opacity: 1;
        transform: scale(1)
    }

    100% {
        opacity: .6;
        transform: scale(.6)
    }
}
.section{
    background-image: linear-gradient(to right , #FAFAFA , #F3F3F5);
}
/*第一屏*/
.section_1{
    padding: 2rem 1.75rem 0.75rem;
}
.section_1 .bj{
    z-index: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/icon/home/bj.png');
    background-repeat: repeat;
}
.section_1 .bj .round{
    position: absolute;
    right: 264px;
    bottom: 108px;
    width: 2.2625rem;
    height: 2.2625rem;
}
.section_1 .bj .round_1{
    position: absolute;
    left: 25%;
    bottom: 96px;
}
.section_1 .bj .round_2{
    position: absolute;
    right: 25%;
    top: 12%;
    width: 80px;
    height: 80px;
}
.section_1 .main_pic{
    z-index: 1;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width: 10rem;
    height: 10rem;
}
.section_1 .typeface{
    z-index: 2;
    position: relative;
    display: flex;
    justify-content: space-between;

}
.section_1 .typeface img{
    width: 3rem;
    height: 3rem;
}
.section_1 .sub_title{
    z-index: 2;
    position: relative;
    display: flex;
    justify-content: space-between;
    padding-top: .5rem;
}
.section_1 .sub_title div{
    max-width: 6.8rem;
}
.section_1 .sub_title div > img{
    width: 100%;
}
.section_1 .sub_title div:last-child{
    text-align: right;
}
.section_1 .sub_title h3{
    color: #707070;
    /*font-family: serif,'宋体';*/
    font-weight: 600;
    font-size: 0.5rem;
    margin-bottom: 0.25rem;
}
.section_1 .sub_title span{
    color: #A8A8A8;
    font-family: serif,'宋体';
    font-weight: 500;
    font-size: 0.3rem;
}
.section_1 .organization {
    /*padding-top: 1rem;*/
    z-index: 2;
    position: absolute;
    bottom: .5rem;
    max-width: 7.2rem;
}
.section_1 .organization li{
    margin-bottom: .1rem;
}
.section_1 .organization h5{
    display: inline-block;
    color: #707070;
    /*font-family: serif,'宋体';*/
    font-size: 0.2rem;
    margin-right: 0.225rem;
}
.section_1 .organization span{
    color: #707070;
    /*font-family: serif,'宋体';*/
    font-size: 0.2rem;
    margin-left: 0.225rem;
}
/*第一屏 end*/
/*第二屏*/
.section_2{
    padding: 1.5rem 2.25rem 1.75rem;
}
.section_2 .round{
    position: absolute;
    right: 50px;
    bottom: 20%;
}
.section_2 .round_1{
    position: absolute;
    left: 120px;
    top: 150px;
    width: 80px;
    height: 80px;
}
.section_2 .preface img{
    width: 2.875rem;
    height: 0.75rem;
    display: block;
    margin: 0 auto;
}
.section_2 .preface_text{
    z-index: 2;
    position: relative;
    height: calc(100% - 1rem);
    margin-top: 0.25rem;
    overflow-y: auto;
    padding-right: 0.25rem;
}
.section_2 .preface_text::-webkit-scrollbar {
    width: 10px;
    border-radius: 5px;
    background-color: #e2e8e9;
}

.section_2 .preface_text::-webkit-scrollbar-thumb {
    background-color: #b8c4c7;
    border-radius: 5px;
}

.section_2 .preface_text::-webkit-scrollbar-thumb:hover {
    background-color: #919EA1;
}
.section_2 .preface_text p{
    text-indent: 2em;
    text-align: justify;
    font-size: 0.225rem;
    color: #707070;
    margin-bottom: 0.3rem;
    line-height: 1.5;
}
.section_2 .preface_text p:last-child{
    margin-bottom: 0;
}
.section_2 .preface_text p b{
    color: #171D2D;
}
.section_2 .preface_text .preface_en > div{
    position: relative;
    text-align: center;
    font-size: 18px;
    margin-bottom: 24px;
}
.section_2 .preface_text .preface_en p{
    /*text-justify: newspaper;*/
    /*word-break: break-all;*/
    text-indent: 0;
}
.section_2 .preface_text .preface_en > div span{
    padding: 0 24px;
    background-color: #f6f6f8;
}
.section_2 .preface_text .preface_en > div:after{
    content: '';
    z-index: -1;
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    background-color: #E0E0E0;
}
/*第二屏 end*/

/*第3-11屏*/
.section_3,.section_4,.section_5,.section_6,.section_7,.section_8,.section_9,.section_10,.section_11{
    padding: 1.5rem 1.75rem 1.25rem;
}
.round_1{
    position: absolute;
    left: 120px;
    top: 130px;
    width: 80px;
    height: 80px;
}
.section .content{
    z-index: 2;
    position: relative;
    max-width: 13.75rem;
    height: 100%;
}
.section .content .title h3{
    color: #707070;
    font-family: serif,'宋体';
    font-weight: 600;
    font-size: 0.5rem;
    margin-bottom: 0.5rem;
}
.section .content p{
    text-indent: 2em;
    text-align: justify;
    font-size: 0.225rem;
    color: #707070;
    margin-bottom: 0.3rem;
    line-height: 1.5;
}
.section .content p:last-child{
    margin-bottom: 0;
}
.section .content .content_text{
    height: calc(100% - 3.75rem);
    overflow-y: auto;
    padding-right: 20px;
    margin-bottom: 0.5rem;
}
.section .content .content_text::-webkit-scrollbar {
    width: 10px;
    border-radius: 5px;
    background-color: #e2e8e9;
}

.section .content .content_text::-webkit-scrollbar-thumb {
    background-color: #b8c4c7;
    border-radius: 5px;
}

.section .content .content_text::-webkit-scrollbar-thumb:hover {
    background-color: #919EA1;
}
.section .content .content_text .preface_en h4{
    color: #707070;
    /*font-family: serif,'宋体';*/
    font-weight: 600;
    font-size: 0.3rem;
    margin: 0.5rem 0 0.25rem;
}
.section .content .content_text .preface_en p{
    font-size: 0.175rem;
    text-indent: 0;
    /*text-align: left;*/
}
.section .content .btn button{
    width: 3rem;
    height: 0.6rem;
    border-radius: 4px;
    font-size: 0.225rem;
    color: #FFD5A3;
    background-color: #171D2D;
    transition: background-color .3s ease;
}
.section .content .btn button:hover{
    background-color: #222B42;
}
.section .bj_pic{
    z-index: 0;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translate(50%, -50%);
    height: 75%;
}
/*第3-11屏 end*/

/*查看更多藏品*/
.page_more{
    z-index: 10;
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to right , #FAFAFA , #F3F3F5);
    top: 0;
    left: 0;
    transform: translateX(100%);
    transition: all 1s ease 0s;
    overflow: hidden;
    padding: 1.5rem 0 1.25rem 1.75rem;
}
.page_more.active{
    transform: translateX(0);
}
.page_more .page_more_bj{
    position: absolute;
    left: 40%;
    bottom: 1rem;
    /*font-family: serif,'宋体';*/
    font-weight: 600;
    font-size: 2rem;
    opacity: .1;
    color: #A8A8A8;
    white-space: nowrap;
    user-select:none;
    -webkit-user-select:none;
}
.page_more .title h3{
    z-index: 1;
    position: relative;
    color: #707070;
    font-family: serif,'宋体';
    font-weight: 600;
    font-size: 0.5rem;
    margin-bottom: 0.5rem;
}
.collection_container{
    padding-right: 0.5rem;
}
.collection_container .card{
    position: relative;
    width: 4.75rem;
    cursor: pointer;
    transition: transform .3s ease;
}
.collection_container .card:hover{
    transform: translateY(-0.25rem);
}
img{
    pointer-events:none;
}
.hd_pic{
    pointer-events: auto;
}
.viewer-move{
    pointer-events: auto;
}
.collection_container .card:hover .img_box img{
    transform: scale(1.2);
    /*filter: grayscale(0%);*/
}
.collection_container .card:hover .more{
    transform: scale(1);
}
.collection_container .card .img_box{
    width: 100%;
    height: 6.25rem;
    border-radius:  6.25rem;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.collection_container .card .img_box img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    /*filter: grayscale(100%);*/
    transition: all .3s ease;
}
.collection_container .card .text{
    text-align: center;
    user-select:none;
    -webkit-user-select:none;
    font-size: 14px;
}
.collection_container .card .text h5{
    font-size: 0.25rem;
    color: #171D2D;
    letter-spacing: 2px;
}
.collection_container .card .text span{
    font-size: 0.175rem;
    color: #707070;
}
.collection_container .card .more{
    transform: scale(0);
    transition: transform .3s ease;
    transition-delay : .3s;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 1.5rem;
    background-color: #171D2D;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    right: 0;
    top: 4.75rem;
}
.swiper-button-next,.swiper-button-prev{
    top: calc(50% + 0.375rem);
    bottom: initial;
    width: initial;
    height: initial;
    background-color: #171D2D;
    padding: 0.25rem;
    color: #FFD5A3;
}
.swiper-button-next:after, .swiper-button-prev:after{
    font-size: 0.3rem;
}
.swiper-button-prev, .swiper-rtl .swiper-button-next{
    left: 1rem;
}
.swiper-button-next, .swiper-rtl .swiper-button-prev{
    right: 0.75rem;
}

/*查看更多藏品 end*/
/*查看藏品详情*/
.show_detail{
    position: fixed;
    z-index: 2000;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}
.show_detail .mask {
    background: #000;
    opacity: .9;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    position: fixed;
    z-index: 9
}

.show_detail .pic {
    position: absolute;
    width: 50%;
    height: 10.75rem;
    left: 0;
    top: 50%;
    margin-top: -5.375rem;
    z-index: 9999;
    text-align: center;
    border-right: 1px solid rgba(255,213,163,.5);
    display: flex;
    justify-content: center;
    align-items: center;
}

.show_detail .pic img {
    width: 7rem;
    height: 9.25rem;
    /*cursor: pointer*/
}

.show_detail .word {
    position: absolute;
    width: 50%;
    height: 10.75rem;
    right: 0;
    top: 50%;
    margin-top: -5.375rem;
    z-index: 10;
    color: #fff;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center
}

.show_detail .word .wrap {
    width: 80%;
    margin: auto
}

.show_detail .word .t1 {
    font-size: 0.45rem;
    font-weight: 400;
    letter-spacing: 2px
}
.show_detail .word .t1_en{
    font-size: 0.225rem;
    color: #A8A8A8;
}

.show_detail .word .t2{
    margin: 1rem 0;
}

.show_detail .word .t2 p{
    font-size: 0.2rem;
    margin-bottom: 8px;
}

.show_detail .word .t3 {
    font-size: 0.225rem;
    line-height: 1.5;
    text-align: justify
}

.show_detail .word .btn_cage {
    width: 80%;
    margin: 0 auto;
}

.show_detail .word .btn_cage .btn {
    display: inline-block;
    font-size: 0.225rem;
    font-weight: 400;
    color: #fff;
    width: 2.25rem;
    height: 0.75rem;
    line-height: 0.75rem;
    border: 1px solid #fff;
    border-radius: 10px;
    text-align: center;
    margin-right: 0.625rem;
    cursor: pointer;
    user-select:none;
    -webkit-user-select:none;
}

.show_detail .word .btn_cage .btn.disabled {
    color: #999;
    border: 1px solid #999
}

.show_detail .close {
    position: absolute;
    display: inline-block;
    width: 0.75rem;
    height: 0.75rem;
    top: 0.75rem;
    right: 1.25rem;
    z-index: 12
}
.show_detail .close svg{
    width: 0.75rem;
    height: 0.75rem;
}

/*查看藏品详情 end*/

/*首页动画*/
.fade_in_left_a{
    animation: fadeInLeft 3s ease-in-out 0s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes fadeInLeft {
    0% {
        opacity: 0;
        -webkit-transform: translate(-70%,-50%);
        transform: translate(-70%,-50%);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(-50%,-50%);
        transform: translate(-50%,-50%);
    }
}

@keyframes fadeInLeft {
    0% {
        opacity: 0;
        -webkit-transform: translate(-70%,-50%);
        transform: translate(-70%,-50%);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(-50%,-50%);
        transform: translate(-50%,-50%);
    }
}
.fade_in_left_b{
    opacity: 0;
    animation: fadeInLeftB 4s ease-in-out .5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.fade_in_left_c{
    opacity: 0;
    animation: fadeInLeftB 3s ease-in-out 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes fadeInLeftB {
    0% {
        opacity: 0;
        -webkit-transform: translate(-50%,0);
        transform: translate(-50%,0);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(0,0);
        transform: translate(0,0);
    }
}

@keyframes fadeInLeftB {
    0% {
        opacity: 0;
        -webkit-transform: translate(-50%,0);
        transform: translate(-50%,0);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(0,0);
        transform: translate(0,0);
    }
}
.fade_in_right_a{
    opacity: 0;
    animation: fadeInRightA 4s ease-in-out 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes fadeInRightA {
    0% {
        opacity: 0;
        -webkit-transform: translate(50%,0);
        transform: translate(50%,0);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(0,0);
        transform: translate(0,0);
    }
}

@keyframes fadeInRightA {
    0% {
        opacity: 0;
        -webkit-transform: translate(50%,0);
        transform: translate(50%,0);
    }

    to {
        opacity: 1;
        -webkit-transform: translate(0,0);
        transform: translate(0,0);
    }
}
.typeface_a{
    animation: animate 3s linear 0s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_b{
    opacity: 0;
    animation: animate 3s linear .5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_c{
    opacity: 0;
    animation: animate 3s linear 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_d{
    opacity: 0;
    animation: animate 3s linear 1.5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_e{
    opacity: 0;
    animation: animate 3s linear 2.5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_f{
    opacity: 0;
    animation: animate 3s linear 3s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.typeface_g{
    opacity: 0;
    animation: animate 3s linear 1.5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes animate {
    0% {
        opacity: 0;
        -webkit-transform:translateY(-30px);
        transform: translateY(-30px);
    }

    100% {
        opacity: 1;
        -webkit-transform:translateY(0);
        transform: translateY(0);
    }
}
@keyframes animate {
    0% {
        opacity: 0;
        -webkit-transform:translateY(-30px);
        transform: translateY(-30px);
    }

    100% {
        opacity: 1;
        -webkit-transform:translateY(0);
        transform: translateY(0);
    }
}
.fade_in_bottom{
    opacity: 0;
    animation: fadeInBottom 3s linear 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes fadeInBottom {
    0% {
        opacity: 0;
        -webkit-transform:translateY(50%);
        transform: translateY(50%);
    }

    100% {
        opacity: 1;
        -webkit-transform:translateY(0);
        transform: translateY(0);
    }
}
@keyframes fadeInBottom {
    0% {
        opacity: 0;
        -webkit-transform:translateY(50%);
        transform: translateY(50%);
    }

    100% {
        opacity: 1;
        -webkit-transform:translateY(0);
        transform: translateY(0);
    }
}

.section_bj_a{
    opacity: 0;
    animation: bjPic 5s ease-in-out 0s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes bjPic {
    0% {
        opacity: 0;
        -webkit-transform: translate(100%, -50%);
        transform: translate(100%, -50%);
    }

    100% {
        opacity: 1;
        -webkit-transform:translate(50%, -50%);
        transform: translate(50%, -50%)
    }
}
@keyframes bjPic {
    0% {
        opacity: 0;
        -webkit-transform: translate(100%, -50%);
        transform: translate(100%, -50%);
    }

    100% {
        opacity: 1;
        -webkit-transform:translate(50%, -50%);
        transform: translate(50%, -50%)
    }
}
.section_bj_wap{
    opacity: 0;
    animation: bjPicWap 5s ease-in-out 0s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes bjPicWap {
    0% {
        opacity: 0;
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
    }

    100% {
        opacity: .3;
        -webkit-transform:translate(0, 0);
        transform: translate(0, 0)
    }
}
@keyframes bjPicWap {
    0% {
        opacity: 0;
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
    }

    100% {
        opacity: .3;
        -webkit-transform:translate(0, 0);
        transform: translate(0, 0)
    }
}

/*图片交互*/
.collection_container .card_1{
    position: relative;
    width: 4.75rem;
    height: 6.25rem;
    cursor: pointer;
    transition: 1s ease-in-out;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
}
.collection_container .card_1:hover {
    -webkit-transform: rotateY(0.5turn);
    transform: rotateY(0.5turn);
}
.collection_container .card_1 .card__face {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 6.25rem;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transition: 1s ease-in-out;
    -webkit-box-reflect: below 0 linear-gradient(transparent, transparent, rgba(0, 0, 0, 0.4));
    overflow: hidden;
}
.collection_container .card_1 .card__face img {
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
    transition: all .3s ease;
}
.collection_container .card_1 .card__face img.grayscale{
    -webkit-transform: scale(1);
    transform: scale(1);
    /*filter: grayscale(100%);*/
}
.card_1 .card__face--back {
    -webkit-transform: rotateY(0.5turn);
    transform: rotateY(0.5turn);
}

.collection_container .card_1:hover .card__face img{
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    /*filter: grayscale(0%);*/
}
.collection_container .card_1:hover .text{
    -webkit-transform: translate(-50%,150%) rotateY(0.5turn) ;
    transform: translate(-50%,150%) rotateY(0.5turn) ;
}

.collection_container .card_1:hover .more{
    -webkit-transform: scale(1) translate(-50% , -50%) rotateY(0.5turn);
    transform: scale(1) translate(-50% , -50%) rotateY(0.5turn);
}

.collection_container .card_1 .text{
    z-index: 9;
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 3.75rem;
    transform: translate(-50%,150%);
    text-align: center;
    user-select:none;
    -webkit-user-select:none;
}
.collection_container .card_1 .text h5{
    font-size: 0.25rem;
    color: #171D2D;
}
.collection_container .card_1 .text span{
    font-size: 0.175rem;
    color: #707070;
}
.collection_container .card_1 .more{
    transform: scale(0) translate(-50% , -50%);
    transition: transform .2s ease;
    transition-delay : .8s;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 1.5rem;
    background-color: #171D2D;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    left: 50%;
    top: 50%;
}

/*效果2*/
.collection_container .card_3{
    position: relative;
    width: 5.625rem;
    height: 5.625rem;
    cursor: pointer;
    transition: transform .3s ease;
}
.collection_container .card_3:hover{
    /*transform: translateY(-20px);*/
}
.collection_container .card_3:hover .img_box{

}
.collection_container .card_3:hover .img_box img{
    opacity: .4;
    -webkit-transform: scale(1.5);
    -moz-transform: scale(1.5);
    -ms-transform: scale(1.5);
    -o-transform: scale(1.5);
    transform: scale(1.5);
}
.collection_container .card_3:hover .more{
    transform: scale(1) translateX(-50%);
}
.collection_container .card_3:hover .text{
    transform: scale(1);
    background-color: rgba(34,43,66,.75);
}
.collection_container .card_3:hover .text h5{
    color: #FFF;
}
.collection_container .card_3:hover .text span{
    color: #A8A8A8;
}
.collection_container .card_3 .img_box{
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 6.25rem;
    overflow: hidden;
}
.collection_container .card_3 .img_box:before{
    position: absolute;
    display: block;
    content: '';
    width: 100%;
    height: 100%;
    border-radius: 50%;
    box-shadow: inset 0 0 0 16px rgba(255,255,255,.6), 0 1px 2px rgba(0,0,0,.3);
    -webkit-transition: all 0.35s ease-in-out;
    -moz-transition: all 0.35s ease-in-out;
    transition: all 0.35s ease-in-out;
}
.collection_container .card_3 .img_box img{
    opacity: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    /*filter: grayscale(100%);*/
    transition: all .3s ease;
}
.collection_container .card_3 .text{
    transform: scale(0);
    transition-delay : .3s;
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    border-radius: 6.25rem;
    text-align: center;
    user-select: none;
    -webkit-user-select: none;
    transition: all .5s ease-in-out;

}
.collection_container .card_3 .text h5{
    font-size: 0.3rem;
    color: #171D2D;
    transition: all .5s ease-in-out;
}
.collection_container .card_3 .text span{
    font-size: 0.2rem;
    color: #707070;
}
.collection_container .card_3 .more{
    transform: scale(0) translateX(-50%);
    transition: transform .3s ease;
    transition-delay : .3s;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 1.5rem;
    background-color: #ffd5a3;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    left: 50%;
    bottom: 0.125rem;
}

.collection_container .card_4:hover .img_box{
    box-shadow: 2px 2px 20px rgba(0,0,0,.1);
}
.collection_container .card_4:hover .text{
    padding-top: 0.3125rem;
    bottom: 0.75rem;
    background-color: #171D2D;
}
.collection_container .card_4:hover .text h5{
    color: #FFF;
}
.collection_container .card_4 .img_box{
    width: 100%;
    height: 6.25rem;
    border-radius: 0;
    border: 0.25rem solid #ffffff;
    margin-bottom: 0.5rem;
    overflow: hidden;
    box-shadow: none;
    transition: all .5s ease-in-out;
}
.collection_container .card_4 .text{
    position: absolute;
    transition: all .5s ease-in-out;
    width: calc(100% - 0.5rem);
    left: 0.25rem;
    height: 1.25rem;
    padding-top: 0.125rem;
    bottom: -1rem;
}
.collection_container .card_4 .more{
    width: 1rem;
    right: 50%;
    height: 1rem;
    margin-right: -0.5rem;
    top: auto;
    bottom: -1rem;
}

/*入场页面*/
.admission {
    z-index: 99999;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    overflow: hidden;
    background-image: linear-gradient(to right , #FAFAFA , #F3F3F5);
}
.admission .bj{
    width: 100%;
    height: 100%;
    background-image: url('../images/icon/home/bj.png');
    background-repeat: repeat;
    position: relative;
    z-index: -1;
}
.admission .bj .logo_2{
    position: absolute;
    left: 1rem;
    top: 0.55rem;
    height: 0.65rem;
    width: 2.725rem;
    background: url(../images/icon/logo.png) no-repeat 0 center;
    background-size: 100%;
}
.admission .bj .round_1{
    left: auto;
    right: 30%;
}
.admission .bj .round_2{
    position: absolute;
    right: 10%;
    bottom: 10%;
}
.admission .bj .typeface_wap{
    position: absolute;
    left: 140px;
    top: 50%;
    /*margin-top: -268px;*/
    transform: translateY(-50%);
    width: 3.9625rem;
}
.breathe{
    width: 100%;
    animation: Breathe 3s ease-in-out 1s infinite;
    -webkit-animation: Breathe 3s ease-in-out 1s infinite;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@keyframes Breathe {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}


.animation_t1 {
    opacity: 0;
    animation: beat 3s ease-in-out .5s 1;
    -webkit-animation: beat 3s ease-in-out .5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
.animation_t2 {
    opacity: 0;
    animation: beat 3s ease-in-out 1s 1;
    -webkit-animation: beat 3s ease-in-out 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}

@keyframes beat {
    0% {
        opacity: 0;
        transform: translateY(-70%);
    }

    100% {
        opacity: 1;
        transform: translateY(-50%);
    }
}

@-webkit-keyframes beat {
    0% {
        opacity: 0;

        transform: translateY(-70%);
    }

    100% {
        opacity: 1;

        transform: translateY(-50%);
    }
}

.admission .bj  .sub_pic{
    z-index: 2;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    width: 6.5375rem;
}
.admission .btn{
    z-index: 999;
    position: absolute;
    bottom: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
}
.admission .btn >div{
    width: 3.375rem;
    height: 0.75rem;
    background: url("../images/icon/entrance.png") no-repeat 100% center;
    background-size: 100%;
    transition: background-color .3s ease;
    cursor: pointer;
}
.admission .btn button:hover{
    background-color: #222B42;
}
.admission .bj  .sub_pic img{
    display: block;
}
.admission .bj  .sub_pic .wap_pic_1{
    width: 5rem;
    height: auto;
}
.admission .bj  .sub_pic .wap_pic_2{
    width: 4.55rem;
    height: auto;
}

#ipresenter #preloader {
    position: absolute;
    display: block;
    width: 200px;
    height: 6px;
    z-index: 200;
    border: rgba(0, 0, 0, 0.5) 1px solid;
    border-radius: 4px;
    padding: 1px;
    -webkit-transform: translate(-100px, 0px);
    -moz-transform: translate(-100px, 0px);
    -o-transform: translate(-100px, 0px);
    -ms-transform: translate(-100px, 0px);
    transform: translate(-100px, 0px);
    -webkit-box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.5);
    -moz-box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.5);
    -o-box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.5);
    -ms-box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.5);
    box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.5);
}
#ipresenter #preloader div {
    display: block;
    width: 0%;
    height: 6px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 3px;
}
#ipresenter .step {
    display: block;
    text-align: center;
    z-index: 10;
    background: #FFF;
    color: #000;
    padding: 20px;
    box-shadow: 2px 2px 20px rgba(0,0,0,.1);
}
#ipresenter .step img {
    max-height: 7.5rem;
}
.ipresenter-controlNav {
    position: absolute;
    bottom: 0px;
    left: 50%;
    -webkit-transform: translate(-50%, 0%);
    -moz-transform: translate(-50%, 0%);
    -o-transform: translate(-50%, 0%);
    -ms-transform: translate(-50%, 0%);
    transform: translate(-50%, 0%);
    height: 44px;
}
.ipresenter-controlNav a {
    text-indent: -9999px;
}
.ipresenter-controlNav a.ipresenter-controlPrevNav {
    float: left;
    width: 50px;
    height: 44px;
    /*background: url('../img/slider-controls.png') no-repeat;*/
}
.ipresenter-controlNav a.ipresenter-controlNextNav {
    float: left;
    width: 50px;
    height: 44px;
    /*background: url('../img/slider-controls.png') no-repeat -50px 0px;*/
}
.ipresenter-controlNav div.ipresenter-items {
    float: left;
    padding: 0px 10px 0px 10px;
    height: 44px;
    /*background: url('../img/nav-bg.png');*/
}
.ipresenter-controlNav div.ipresenter-items ul {
    list-style: none;
}
.ipresenter-controlNav div.ipresenter-items ul li {
    float: left;
    position: relative;
}
.ipresenter-controlNav a.ipresenter-control {
    padding: 0px;
    float: left;
    width: 11px;
    height: 12px;
    /*background: url('../img/bullets.png') no-repeat;*/
    margin: 3px;
    margin-top: 16px;
    line-height: 0px;
}
.ipresenter-controlNav a.ipresenter-control.active {
    background-position: 0px -12px;
}
.ipresenter-controlNav div.ipresenter-items div.ipresenter-tooltip {
    display: none;
    position: absolute;
    /*background: url('../img/tooltip.png') no-repeat;*/
    width: 124px;
    height: 90px;
    bottom: 30px;
    left: -64px;
    padding: 10px;
    z-index: 100;
}
.ipresenter-controlNav div.ipresenter-items div.ipresenter-tooltip div {
    display: block;
    width: 124px;
    height: 84px;
    overflow: hidden;
    border-radius: 2px;
}
.ipresenter-controlNav div.ipresenter-items div.ipresenter-tooltip img {
    display: block;
    width: 124px;
}

.entrance{
    animation: entranceA 2s ease-in-out 1s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes entranceA {
    0% {
        opacity: 1;
        display: block;
    }
    99% {
        opacity: 0;
        display: block;
    }
    100% {
        opacity: 0;
        display: none!important;
        z-index: -999999;
    }
}
@keyframes entranceA {
    0% {
        opacity: 1;
        display: block;
    }
    99% {
        opacity: 0;
        display: block;
    }
    100% {
        opacity: 0;
        display: none!important;
        z-index: -999999;
    }
}

.step_img{
    opacity: 0;
    animation: stepImg 1s ease-in-out .5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode:forwards;
}
@-webkit-keyframes stepImg {
    0% {
        opacity: 0;
        display: none;
    }
    100% {
        opacity: 1;
        display: block;
    }
}
@keyframes stepImg {
    0% {
        opacity: 0;
        display: none;
    }
    100% {
        opacity: 1;
        display: block;
    }
}