html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,menu,nav,output,ruby,section,summary,time,mark,audio,video {
    margin:0;
    padding:0;
    border:0;
    font-size:100%;
    font:inherit;
    vertical-align:baseline;
}
article,aside,details,figcaption,figure,footer,header,menu,nav,section {
    display:block;
}
body {
    line-height:1;
    position:relative;
    right:0;
    z-index:99;
    -webkit-transition:right .3s;
    transition:right .3s;
    margin:0 auto;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
}
body.open {
    right:170px;
}
ol,ul {
    list-style:none;
}
html,body {
    height:100%;
}
img {
    /* display:block; */
    max-width:100%;
    height:auto;
}
/* 2016.8.23 */
.logo a img{
    display: block;
}
.header {
    width:100%;
    background-color:#f0f0f0;
    position: relative;
}
a {
    text-decoration:none !important;
    color:#fff;
    margin:0 10px;
}
.container {
    width:100%;
    position: relative;
}
section:not(1) {
    display:none;
}
.logo {
    position:absolute;
    top:0%;
    left:5%;
}
/*-----------------------------------------------*/
ul.side-menu {
    position: fixed;
    top: 0;
    right: -170px;
    z-index: 10000;
    width: 170px;
    height: 100%;
    background-color: #080808;
    transition:right .3s;
    -webkit-transition:right .3s;
    -o-transition:right .3s;
    -ms-transition:right .3s;
    -moz-transition:right .3s;
}
ul.side-menu.open {
    right:0;
}
ul.side-menu li {
    position:absolute;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    top:100%;
    left:0;
    right:0;
    padding:0 20px;
    text-align:left;
    height:40px;
    line-height:40px;
}
ul.side-menu li.metro.half {
    width:50%;
}
ul.side-menu li.metro.full {
    width:100%;
}
ul.side-menu li a {
    display:block;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    font-size:12px;
    padding:0;
    margin:0;
}
ul.side-menu li.metro a {
    margin:42px 0;
    height:40px;
    font-size:50px;
}
.header>.content {
    background-size: cover;
    overflow:hidden;
    width:100%;
    height: 93vh;
    z-index:-1;
}
.in-content{
    overflow:hidden;
    width:100%;
    height:100%;
    z-index:-1;
    position: relative;
    z-index: 99;
}
.icon-reorder {
    position:absolute;
    top:0.2%;
    z-index: 999;
    right:3%;
    width:25px;
    height:30px;
    cursor:pointer;
}
.but {
    position:absolute;
    top:1%;
    right:1%;
    width:50px;
    height:50px;
    cursor:pointer;
}
.icon-reorder>span {
    display:block;
    width:100%;
    height:3px;
    margin:5px auto 0;
    background-color:#f1f1f1;
}
/*----------------------one---------------------------*/
.content-one {
    position:absolute;
    border:1px solid #a6a3a3;
    top:3%;
    left:15%;
    background-color:#080808;
    width:150px;
    height:50px;
    text-align:center;
}
.content-one>a {
    line-height:50px;
    color:#a6a3a3;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
}
.content-one:hover {
    transition:all .2s ease-in 0s;
    background-color:#f1f1f1;
}
.side-menu>.link {
    margin-top:40%;
    font-size:1em;
    text-align: center;
}
.side-menu>.link>a {
    color:#a6a3a3;
    font-size: 16px;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
}
.link>a:hover {
    transition:all .2s ease-in 0s;
    color:#f1f1f1;
}
.hand-div {
    cursor: pointer;
    position:absolute;
    /*top:65%;*/
    top:75%;
    left:5%;
    background-color:rgba(255, 102, 0, 0.8);
    width:200px;
    height:50px;
    text-align:center;
}
.hand-div>a {
    line-height:50px;
    color:#fff;
    font-size: 14px;
    letter-spacing: .05em;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    transition: opacity .1s ease-out;
}
/* .hand-div>a:hover{
    color: #f94f73;
} */
.hand-div:hover {
    transition:all .2s ease-in 0s;
    opacity:0.7;
}
.font-one {
    width: 100%;
    position:absolute;
    top:25%;
    /*top:40%;*/
    left:5%;
    text-align:left;
}
.font-one>span {
    font-size:80px;
    line-height:1.1em;
    margin-top:3%;
    color:#f1f1f1;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
            /* text-shadow: #380828 5px 5px 5px; */
}
.font-two {
    position:absolute;
    /*top:60%;*/
    top:55%;
    width: 80%;
    left:5%;
    text-align:left;
    /* text-shadow: #380828 3px 3px 3px; */
}
.font-two>span {
    font-size:16px;
    line-height:1.5em;
    letter-spacing: .05em;
    color:#f1f1f1;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
}
@media screen and (min-width:300px) and (max-width:1000px) {
    .header>.content {
        background-position:30% 0%;
    }
}
@media screen and (min-width:300px) and (max-width:400px) {
    .hand-div {
        position:absolute;
        top:70%;
        left:5%;
        background-color:#f3f3f3;
        width:200px;
        height:50px;
        text-align:center;
    }
    .font-one>span {
        font-size:45px;
    }
    .font-one {
        line-height:250%;
        top:20%;
        font-size:0.8em;
    }
    .font-two {
        width:80%;
        position:absolute;
        top:50%;
        left:5%;
        text-align:left;
    }
    .header>.content {
        background-position:40% 0%;
    }
}
@media screen and (min-width:401px) and (max-width:600px) {
    .font-one>span {
        font-size:60px;
    }
    .header>.content {
        background-position:40% 0%;
    }
    .hand-div {
        top:70%;
    }
    .font-two {
        top:50%;
    }
}
/*--------------------meun---------------------------*/
.nav {
    width:100%;
    height:4rem;
    text-align:center;
    /*background-color:#f0f0f0;*/
    background-color:#fff!important;
    z-index:9999;
    position:relative;
}
.nav-logo {
    float:left;
    margin-left:3%;
}
.nav-ul>li {
    display:inline;
    line-height:4rem;
    margin: 1.5%;
    /*color:#a6a3a3;*/
    color:#000;
    cursor:pointer;
    font-size:13px;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    letter-spacing: .15em;
}
.ul-logo {
    position:absolute;
    left:3%;
    top: -15%;
}
@media screen and (min-width:1500px) and (max-width:1700px) {
    .ul-logo {    
    top: -18%;
    }
}
@media screen and (min-width:1701px) and (max-width:1800px) {
    .ul-logo {    
    top: -22%;
    }
}
@media screen and (min-width:1801px) and (max-width:1920px) {
    .ul-logo {    
    top: -25%;
    }
}
.nav-ul>li>a {
    /*color:#a6a3a3;*/
    color:#000;
    display: inline-block;
}
.nav-ul>li>a:hover {
    transition:all .2s ease-in 0s;
    /*color:#080808;*/
    color: #a6a3a3;
}
.nav-one>a {
    color:#080808;
}
@media screen and (min-width:400px)and (max-width:680px) {
    .nav-ul>li {
        margin:0.2%;
        font-size:20px;
    }
}@media screen and (min-width:300px)and (max-width:400px) {
    .nav-ul>li {
        margin:0%;
        font-size:15px;
    }
}
@media screen and (max-width:767px) {
    .nav {
        display:none;
    }
    .hand-div > a{
        color: #121212;
    } 
}
/*-------------------------------------------------------------------------*/
.background-video{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background-color: #0066FF;*/
    z-index: 0;
}
.is--initted{
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    display: inline-block;
    z-index: 9999;
}
/*--------------------------matter-one-----------------------------------*/
.matter {
    width:100%;
    margin-top:0%;
    text-align:center;
    overflow:hidden;
}
.matter-one-div {
    width:97%;
    z-index:100;
    background-color:#f0f0f0;
    display:inline-block;
    text-align:left;
    padding:5% 3%;
}
.text-one-img {
    margin-left:0;
}
.matter-text-img {
    width:60%;
    height:100%;
    float:left;
}
.header-text {
    width:32%;
    height:100%;
    margin-top:5%;
    margin-left:3%;
    float:left;
}
.header-text>p {
    line-height: 1.8em;
    display:block;
    width:100%;
    margin-top:5%;
    font-size: 14px;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    color:#a6a3a3;
    letter-spacing: .03em;
}
.font-h {
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    line-height: 1em;
    color: #333;
    display:block;
    width:100%;
    text-transform: uppercase;
    font-size:28px;
    font-weight: 600;
    letter-spacing: .05em;
}
.boton{
    display: block;
    background-color:#080808;
    letter-spacing: .15em;
    width:50%;
    height:4rem;
    line-height:4rem;
    text-align:center;
    cursor: pointer;
    margin-top:5%;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    font-weight: 600;
    font-size: 10px;
    border:2px solid #080808;
    text-transform: uppercase;
}
.boton:hover{
    background-color:#f5f5f5;
    background:rgba(0,0,0,0.8);
    /*opacity:0.7;*/
    border:2px solid #000000;
}
.boton-two{
    margin-top:6%;
    width: 100%;
    height: auto;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    text-align:left;
    color:#a6a3a3;
}
.boton-two>p:first-child{
    cursor: pointer;
    margin-left: 0;
    font-weight: 600;
    font-size: 10px;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    letter-spacing: .1em;
    color: #777;
}
.boton-two>p{
    cursor: pointer;
    font-size: 10px;
    line-height: 1.5em;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    letter-spacing: .1em;
    color: #c3c3c3;
}
.boton-two>a {
    font-size:1rem;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    color:#a6a3a3;
}
@media screen and (max-width:1050px){
    .matter-one-div {
        padding:10% 0% !important;
    }
}
@media screen and (min-width:400px)and (max-width:1050px) {
    .font-h {
        text-align:center;
    }
    .header-text>p {
        width: 95%;
        margin-left: 2.5% !important;
    }
    .header-text {
        margin-top:5%;
        margin-left:0%;
    }
    .matter-text-img {
        width:95% !important;
        margin-left: 2.5% !important;
    }
    .matter-text-one {
        width:100% !important;
    }
    .boton {
        background-color:#080808;
        width:40%;
        margin-left:30%;
        height:3rem;
        line-height:3rem;
        text-align:center;
        margin-top:5%;
    }
    .boton-two {
        text-align:center;
    }
    .header-text {
        text-align:center;
        margin-left:0;
        width:100%;
    }
    .matter-text-two {
        width:100%;
    }
}
@media screen and (min-width:300px)and (max-width:400px) {
    .header-text>p {
        width: 95%;
        margin-left: 2.5%;
    }
    .matter-text-img {
        width:100%;
        margin-left: 0%;
    }
    .matter-text-one {
        width:100%;
    }
    .boton {
        background-color:#080808;
        width:60%;
        margin-left:20%;
        height:3rem;
        line-height:3rem;
        text-align:center;
        margin-top:5%;
    }
    .boton-two {
        text-align:center;
    }
    .header-text {
        text-align:center;
        margin-left:0;
        width:100%;
    }
    .matter-text-two {
        width:100%;
    }
}
/*--------------------------matter-two-----------------------------------*/
.matter-two-div {
    clear:both;
    height:100%;
    width:100%;
    padding:7% 0;
}
.matter-two-one {
    width:100%;
}
.matter-two-one>span {
    color: #333;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    letter-spacing: .05em;
    font-size:28px;
    font-weight: 600;
    text-transform: uppercase;
    line-height:150%;
}
.p-one {
    margin-top:1%;
}
.matter-two-one>p {
   font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    line-height: 1.8em;
    color:#777;
    letter-spacing: .03em;
    font-size:14px;
    width: 95%;
    margin-left: 2.5% !important;
}
.matter-two-two {
    width:80%;
    margin-left:10%;
    text-align:center;
}
.matter-two-two>div {
    width:20%;
    display:inline-block;
    margin:0.5%;
    margin-top:4%;
}
.matter-two-two>div  img{
    margin: 6px auto;
}
.matter-two-two>div:hover {
    transition:all .3s ease-in 0s;
    opacity:0.8;
}
.matter-two-two>div:hover{-webkit-transform:translateY(-15px);-moz-transform:translateY(-15px);-ms-transform:translateY(-15px);-o-transform:translateY(-15px);transform:translateY(-15px);}
@media screen and (min-width:599px)and (max-width:1000px) {
    .text-two {
        margin-top:110%;
    }
    .matter-two-two>div {
        width:20%;
    }
    .matter-two-two {
        width: 95%;
        margin-left: 2.5%;
        text-align: center;
    }
}
@media screen and (min-width:351px)and (max-width:600px) {
    .matter-two-two {
        width: 95%;
        margin-left: 2.5%;
        text-align: center;
    }
    .text-two {
        margin-top:150%;
    }
    .matter-two-two>div {
        width:40%;
    }
}
@media screen and (min-width:300px)and (max-width:350px) {
    .matter-two-two {
        width: 95%;
        margin-left: 2.5%;
        text-align: center;
    }
    .text-two {
        margin-top:200%;
    }
    .matter-two-two>div {
        width:40%;
    }
}/*--------------------------matter-three-----------------------------------*/
.matter-three-div {
    clear:both;
    height:100%;
    width:100%;
}
.text-three,.da-thumbs {
    background-color:#f0f0f0;
    overflow: hidden;
    width:100%;
    height:auto;
    clear:both;
    text-align:left;
    padding:4% 0;
}
.text-three>span {
    display:block;
    line-height:150%;
    margin-left:6%;
    margin-top:3%;
    color: #333;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    letter-spacing: .03em;
    font-size:28px;
    font-weight: 600;
}
.text-three>p {
    letter-spacing: .03em;
    margin-left:6%;
    margin-top:1%;
    width: 89%;
    line-height: 25px;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    font-size:14px;
    font-weight: 400;
    color:#777;
}
.da-thumbs {
    float:left;
    list-style:none;
    width:100%;
    position:relative;
    padding: 2% 4.5%;
   /*  padding-bottom: 7%; */
    margin-left: 0%;
}
.da-thumbs li {
    width:28%;
    height:auto;
    float:left;
    text-align:center;
    line-height: 3em;
    font-size:10px;
    margin-top:0%;
    margin-left:1%;
    padding:8px;
    color: #222;
    position:relative;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    font-weight: 600;
}
.da-thumbs li a>div{
    display: none;
    position: absolute;
    top: 0;
    left: 0;
}
.da-thumbs li:hover>a>div{
    display: block;
}
.da-thumbs li>span{
    line-height: 5em;
    letter-spacing: .15em;
    color: #777;
}
.da-thumbs li a,.da-thumbs li a img {
    display:block;
    height: auto;
    position:relative;
    margin:0 auto 0%;
    box-shadow: 0px 0px 5px #DBDBDB;
}
.da-thumbs li a {
    overflow:hidden;
}
.da-thumbs li a div {
    letter-spacing: .25em;
    position:absolute;
    background:#333;
    background:rgba(75,75,75,0.7);
    width:100%;
    height:100%;
}
.da-thumbs li a div span {
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    display:block;
    padding:5px 0;
    width: 60%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    text-transform:uppercase;
    font-size: 16px;
    font-weight:600;
    color:#333;
    border:1px solid rgba(255,255,255,1);
    background-color:#ffffff;
}
@media screen and (min-width:500px)and (max-width:1000px) {
    .da-thumbs {
        margin-left:0%;
        padding: 3% 0%
    }
    .da-thumbs li {
        margin-left:5%;
        width:40%;
    }
    .text-three>span {
        display: block;
        margin-left: 2.5%;
        width: 95%;
        margin-top: 3%;
    }
    .text-three>p {
        margin-left: 2.5%;
        width: 95%;
    }
    .text-three>span {
       text-align: center;
    }
    .text-three>p {
        text-align: center;
    }
}
@media screen and (min-width:300px)and (max-width:499px) {
    .da-thumbs {
        margin-left:0%;
    }
    .text-three>p {
        margin-left: 2.5% !important;
        width: 95%;
    }
    .text-three>span {
        display: block;
        margin-left: 2.5%;
        margin-top: 3%;
        font-size: 25px !important;
    }
    .header-text-two>.font-h {
        text-align: center;
        font-size: 25px !important;
    }
    .font-h {
        text-align:center;
        font-size: 25px !important;
    }
    .matter-two-one>span{
        font-size: 25px !important;
    }
    .da-thumbs li {
        margin-left: -4%;
        width: 95%;
    }
}
/*--------------------------matter-four-----------------------------------*/
.matter-four-div {
    clear:both;
    height:100%;
    width:100%;
}
.text-four {
    width:100%;
    clear:both;
    text-align:center;
    background-color:#f7f7f7;
    overflow: hidden;
}
.text-four div~div{
    margin-left: 1%;
}
.matter-four-one:first-child {
    margin-left:0%;
}
.matter-four-one {
    width:30%;
    padding: 7% 0;
    float: left;
    text-align:left;
}
.four-one-img{
    width: 100%;
    height: 384px;
    position: relative;
}
.four-one-img div img{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}
.matter-four-one>header {
    margin-top:3%;
    margin:3%;
}
.matter-four-one>header>span {
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    font-size: 20px;
    color: #333;
    letter-spacing: .03em;
    margin:3% auto 3%;
}
.matter-four-one>header>p {
    letter-spacing: .03em;
    line-height: 1.8em;
    margin:5% auto 10%;
    font-size:14px;
            font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    color:#a6a3a3;
}
@media screen and (min-width:701px){
    .matter-four-one:first-child {
        margin-left: 7%;
    }
}
@media screen and (min-width:600px)and (max-width:700px) {
    .matter-four-one:first-child {
        margin-left: 0% !important;
    }
    .matter-four-one>header {
        text-align:center;
    }
    .matter-four-one>div {
        margin-left:20%;
    }
    .matter-four-one {
        width:100%;
        margin-left:0% !important;
    }
}
@media screen and (min-width:300px)and (max-width:600px) {
    .matter-four-one>header {
        text-align:center;
    }
    .matter-four-one>div {
        margin-left:0%;
    }
    .matter-four-one {
        width:100%;
        margin-left:0%;
    }
}/*--------------------------matter-five-----------------------------------*/
.matter-five-div {
    width:100%;
    z-index:100;
    background-color:#f0f0f0;
    display:inline-block;
    text-align:center;
    padding:0% 0;
}
.matter-text-img-2{
    width:90%;
    text-align:center;
    height:100%;
    margin-left:5%;
    margin-top: 5%;
}
.matter-text-img-2>img{
    margin: 0 auto;
}
.header-text-two {
    text-align:center;
    width:90%;
    height:100%;
}
.header-text-two {
    margin-top:7%;
    margin-left:5%;
}
.header-text-two>.font-h {
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    text-transform: uppercase;
    text-align:center;
    font-size:25px;
    font-weight: 600;
    line-height: 1em;
    letter-spacing: .03em;
}
.header-text-two>p {
    width:95%;
    margin-left: 2.5% !important;
    line-height: 1.8em;
    margin-top:3%;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    text-align:center;
    color:#a6a3a3;

}
.header-text-two>p~p{
    width:95%;
    margin-left: 2.5%;
    margin-top:0%;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    text-align:center;
    color:#a6a3a3;

}
@media screen and (min-width:300px)and (max-width:1050px) {
    .header-text-two>.font-h {
        text-align: center;
    }
    .header-text-two>p {
        text-align: center;
    }
    .matter-text-img {
        width:100%;
        text-align:center;
    }
    .header-text-two {
        width:100%;
        margin-left:0%;
        margin-bottom: 5%;
    }
}
/*--------------------------matter-six-----------------------------------*/
.matter-six {
    width:100%;
    height:100%;
    background-color:#f7f7f7;
    overflow: hidden;
    padding: 2% 0;
}
svg{
    opacity: 0.4;
}
.matter-six-yo {
    margin-left:10%;
    margin-top:3%;
    height: 200px;
    width:20%;
    text-align:left;
    float:left;
}
.matter-six-one {
    margin-top:2%;
}
.matter-six-two {
    width:100%;
    margin-top:5%;
}
.matter-six-two>span {
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    margin-bottom: 5%;
    display: block;
    font-size:20px;
    color:#333;
    letter-spacing: .03em;
}
.matter-six-two>p {
    line-height: 1.8em;
    font-family: "Microsoft YaHei","Arial", "Helvetica", "sans-serif";
    color:#a6a3a3;
    font-size:14px;
    margin-top:2%;
    letter-spacing: .03em;
}
@media screen and (min-width:601px) and (max-width:800px) {
    .matter-six-yo {
        width: 92%;
        margin-left: 4%;
    }
}
@media screen and (min-width:300px) and (max-width:600px) {
    .matter-six-yo {
        width: 92%;
        margin-top: 5%;
        margin-bottom: 5%;
        height: auto;
        margin-left: 4%;
    }
}
/* @media screen and (min-width:600px)and (max-width:800px) {
    .matter-six-yo {
        width: 95%;
        margin-left: 2.5%;
    }
} */
/*--------------------------footer-----------------------------------*/
.Up{
    position: fixed;
    background: rgba(0,0,0,.5);
    top: 90%;
    right: 0%;
    z-index: 999999999;
    cursor: pointer;
}
.Up img{
    width: 40px;
    height: 40px;
}
.Up:hover{
    background: rgba(228,228,228,.8);
}
.clic{
    position: absolute;
    bottom: 10%;
    left: 50%;
    margin-left: -25px;
    /* transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%); */
    width: 50px;
    height: 50px;
    z-index: 9999;
    cursor: pointer;
    animation: myfirst 1s linear 1s infinite alternate;
    -moz-animation: myfirst 1s linear 1s infinite alternate;
    -webkit-animation: myfirst 1s linear 1s infinite alternate;
    -o-animation: myfirst 1s linear 1s infinite alternate;
}
@keyframes myfirst {
    0%   {transform: translate(0px,0px);}
    100% {transform: translate(0px,25px);}
}
@-webkit-keyframes myfirst {
    0%   {transform: translate(0px,0px);}
    100% {transform: translate(0px,25px);}
}
@-o-keyframes myfirst {
    0%   {transform: translate(0px,0px);}
    100% {transform: translate(0px,25px);}
}
@-moz-keyframes myfirst {
    0%   {transform: translate(0px,0px);}
    100% {transform: translate(0px,25px);}
}
.clic:hover{
    opacity: 0.5;
}
.clic>img{
    width: 100%;
    height: 100%;
}
/* 2016.8.10 静音按钮*/
img#control{
    position:fixed;
    right: 1%;
    top: 80%;
    z-index: 999999;
    cursor: pointer;
}
/* 2016.8.15 视频调整 */
@media screen and (max-width:700px){
    .background-video{
        display: none;        
    }
    img#control{
        display: none;
    }
    .hand-div{
        background-color: #f3f3f3;
    }
    .font-one > span{
        font-size: 52px;
       /*  text-shadow: none; */
    }
    .font-two > span{
        font-size: 14px;
        /* text-shadow: none; */
    }
    .clic{
        bottom: 6%;
    }
    .header > .content{
        height: 100vh;
    }
}
@media screen and (min-width:701px) and (max-width:767px){
    .background-video{
        display: none;        
    }
    img#control{
        display: none;
    }
    .hand-div{
        background-color: #f3f3f3;
    }
    .font-one > span{
        font-size: 55px;
        text-shadow: none;
    }
    .font-two > span{
        font-size: 14px;
        text-shadow: none;
    }
    .header > .content{
        height: 100vh;
    }
     .clic{
        bottom: 6%;
    }     
}
#bg_img{
    background: #fff url("../image/desktop.jpg") 0 0 no-repeat;
    align-items: center;
    width: 100%;
    height: 100%;
    background-position: 50%;
    background-size: cover;
    background-repeat: no-repeat;
    /* height: 87.5vh;
    margin-bottom: 2.5vh; */
    color: #fff;   
}
#bg_img::after {
    content: "";
    opacity: .35;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: #000;
}
@media screen and (min-width:750px ) and (max-width:769px){
    .nav-ul > li{
    margin: 1.0%;
    } 
}
@media screen and (min-width: 768px){
    #bg_img{
        display: none;
    }
}
#b_video::after {
    content: "";
    opacity: .35;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: #000;
}
.matter1_bg {
    width: 100%;
    background-color: #f0f0f0;
}
.text-three #da-thumbs li a{
    height: 17.0325vw;
}

@media (max-width: 1000px) {
    .text-three #da-thumbs li a{
        height: 24.5vw;
    }
    .text-three #da-thumbs li>span{font-size: 2px;}
}

@media (max-width: 500px) {
    .text-three #da-thumbs li a{
        height: auto;
    }
}

@media screen and (min-width: 768px){

}
@media screen and (min-width:766px ) and (max-width:769px){
    .font-one{top: 40%;}
    .font-two{top: 65%;}
    .hand-div{top: 75%;}

}
@media screen and (max-width: 769px){
    .mobile-show{
        display: block!important;
    }
    .pc-show{
        display: none;
    }
}


@media screen and (max-width: 766px){
    .font-two{top: 55%;}
    .hand-div{top: 65%;}
}