* {
    margin: 0;
    padding: 0;
    border: 0;
}
a {
    text-decoration: none!important;
    color: #fff;
}
/* 页头 */
.page-top {
    position: relative;
    height: 100vh;
    padding-bottom: 310px;
    background: url("../images/home-bg.png") no-repeat center;
    background-size: cover;
}
.list2 {
    display: none;
    position: absolute;
    top: 86px;
    width: 100%;
    box-shadow: 0px 0px 2px #ccc;
    border-radius: 6px;
    background-color: #fff;
    z-index: 9999;
}
.list2 .content-new {
    display: flex;
    flex-wrap: wrap;
}
.list2 a {
    display: flex;
    align-items: center;
    width: 23%;
    margin: 15px 2.2% 15px 0;
    padding: 10px 10px 10px 6%;
    color: #000;
    background-color: #f7f7f7;
    cursor: pointer;
    box-sizing: border-box;
    border-radius: 6px;
}
.list2 a:hover {
    color: #fff;
    background-color: #409eff;
}
.list2 a:nth-child(4n) {
    margin-right: 0;
}
.list2 a:nth-child(n+5) {
    margin-top: 0;
}
.list2 img {
    width: 25px;
    height: 25px;
    margin-right: 8px;
}
.list2 .yt-tool {
    width: 33px;
    height: 33px;
}
.header{
    position: relative;
}
.header-lef{
    float: left;
    text-align: center;
    padding-top: 15px;
    padding-left: 210px;
}
.header-lef .header-logo {
    display: flex;
    align-items: center;
}
.header-lef .header-logo .yt-name {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #fff;
    font-weight: bold;
}
.header-lef .header-logo .yt-name .yt-name-CN {
    font-size: 25px;
}
.header-lef .header-logo .yt-name .yt-name-EN {
    word-spacing: 5px;
    font-size: 16px;
}
.header-rig{
    float: right;
}
.header-rig ul{
    padding: 30px 90px 0 0;
}
.header-rig li{
    list-style: none;
    float: left;
    padding: 20px 38px;
    color: #fff;
    cursor: pointer;
    font-size: 18px;
    position: relative;
}
.header-rig li .firstNav {
    padding: 15px 0;
}
.header-rig li:hover .firstNav,
.header-rig li.active .firstNav {
    color: #ffffff;
    font-weight: bold;
    border-bottom: 2px solid #fff;
}
.header-rig .downPullNav {
    position: relative;
}
.header-rig .downPullNav .downPull {
    position: absolute;
    top: 34px;
    right: 20px;
    width: 8px;
    height: 8px;
    margin-top: -8px;
    border-top: 2px solid #ffff;
    border-right: 2px solid #fff;
    transform: rotate(135deg);
}
.header-rig .downPullNav:hover .downPull {
    top: 39px;
    transform: rotate(-45deg);
}
.header-rig li:hover .list{
    display: block;
    font-size: 16px!important;
}
.header-rig .list{
    display: none;
    position: absolute;
    width: 175px;
    /* width: 100vw; */
    background: #fff;
    border: 1px solid #2c87f1;
    color: #2c87f1;
    text-align: center;
    z-index: 999;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    top: 58px;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
}
.header-rig .list div{
    line-height: 50px;
}

.header-rig .list div:hover{
    background: #2c87f1;
    color: #fff;
}
/* 内容 */
.content-new {
    width: 75%;
    margin: 0 auto;
}
.content-title {
    text-align: center;
    font-size: 25px;
    margin-top: 45px;
    margin-bottom: 35px;
    font-weight: bold;
    font-family: Microsoft YaHei-Bold;
}
/* 页脚 */
.footer{
    display: flex;
    flex-direction: column;
    background: #464C51;
    padding: 40px 100px 20px;
    color: #fff;
}
.footer-tit{
    font-size: 23px;
    font-weight: bold;
}
.footer-con{
    margin-top: 15px;
    font-size: 17px;
    line-height: 2;
}
.soft-box {
    margin-right: 100px;
}

.clearfix:after{/*伪元素是行内元素 正常浏览器清除浮动方法*/
    content: "";
    display: block;
    height: 0;
    clear:both;
    visibility: hidden;
}
.clearfix {
    *zoom: 1; /*ie6清除浮动的方式 *号只有IE6-IE7执行，其他浏览器不执行*/
}
.list a{
    color: #2c87f1;
    text-decoration: none;
}

.header-rig-phone{
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    display: none;
}
.header-rig-phone img{
    width: 30px;
}

.header-menuList{
    width: 100%;
    text-align: center;
    position: absolute;
    top: 103px;
    left: 0;
    border-top: 1px solid #ddd;
    z-index: 9999;
    display: none;
}
.header-menuList .each{
    line-height: 50px;
    background: #fff;
    border-bottom: 1px solid #ddd;
}
.header-menuList a{
    text-decoration: none;
    color: #000;
}
.siderbar{
    display: inline-block;
    /* border: 1px solid #ddd; */
    position: fixed;
    z-index: 99999;
    background: #fff;
    right: 0;
    top: 45%;
    padding: 0 15px;
    border: 1px solid #efefff;
    border-radius: 6px;
}
.siderbar .each{
    padding: 10px 0;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    cursor: pointer;
}

.siderbar .each .popover2{
    position: absolute;
    top: 25%;
    right: 85px;
    color: #000;
    width: 180px;
    padding: 10px 25px;
    border-radius: 3px;
    transition: all .7s;
    display: none;
    border: 1px solid #efefff;
    background-color: #fff;
    box-sizing: border-box;
}
.siderbar .each:hover .popover2{
    display: block;
}
.siderbar .each .popover2 .jiao{
    position: absolute;
    width: 10px;
    height: 10px;
    right: -3.5px;
    transform: rotate(-45deg);
    box-shadow: 1px 1px 0px #efefff;
    border-left: 0;
    border-bottom: 0;
    background-color: #fff;
}
.siderbar .each .popover2 img{
    width: 140px;
    height: 140px;
}
.siderbar .each img{
    margin-bottom: 5px;
}
.siderbar .follow .popover2{
    text-align: center;
    font-size: 12px;
    padding: 10px 0px;
}
.soft-item {
    cursor: pointer;
}
/**
 *媒体查询
 */

@media screen and (max-width: 1920px) {
}

@media screen and (max-width: 1620px) {
    .header-lef{
        padding-left: 120px;
    }
}

@media screen and (max-width: 1525px) {
    .header-lef{
        padding-left: 55px;
    }
}

@media screen and (max-width: 1460px) {
    .header-rig li{
        padding: 20px 30px;
    }
    .header-rig .list {
        top: 58px;
    }
}

@media screen and (max-width: 1360px) {
    .header-rig li{
        padding: 20px;
    }
    .header-rig .downPullNav .downPull {
        top: 35px;
        right: 8px;
    }
    .header-rig .downPullNav:hover .downPull {
        top: 38px;
        right: 8px;
    }
}

@media screen and (max-width: 1261px) {
    .header-rig li{
        padding: 10px 15px;
    }
    .header-rig .downPullNav .downPull {
        width: 5px;
        height: 5px;
        top: 26px;
        right: 9px;
    }
    .header-rig .downPullNav:hover .downPull {
        top: 30px;
        right: 9px;
    }
    .header-rig .list {
        top: 48px;
    }
}

@media screen and (max-width: 1160px) {
    .header-rig ul{
        padding: 0 20px 0 40px;
    }
    .header-rig li{
        padding: 40px 15px;
        font-size: 12px;
    }
    .header-rig .downPullNav .downPull {
        width: 5px;
        height: 5px;
        top: 53px;
        right: 13px;
    }
    .header-rig .downPullNav:hover .downPull {
        top: 57px;
        right: 12px;
    }
    .header-rig .list {
        top: 76px;
    }
}

/**
 移动端
 */
@media screen and (max-width: 970px) {
    .footer,.header-rig{
        display: none;
    }
    .header{
        border-bottom: 1px solid #ddd;
    }
    .header-lef{
        padding-left: 15px;
    }
    .header-rig-phone{
        display: block;
    }
    .siderbar{
        display: none;
    }
    .each-btn{
        display: none;
    }
}