a:link,
a:active,
a:visited,
a:hover {
    background: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-tap-highlight-color: transparent;
}



a {
    text-decoration: none;
}

ul {
    list-style: none;
}

body {
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
}

.content1480 {
    margin: 0 auto;
    width: 1480px;
    max-width: 94%;
}

.content1701 {
    width: 1701px;
    max-width: 94%;
}

.main {
    padding-top: 100px;
    overflow: hidden;
}


/* header */
.header.hide {
    top: -100px;
}

.header {
    position: fixed;
    width: 100%;
    left: 0;
    top: 0;
    z-index: 999;
    background: #fff;
    transition: top 0.3s;
}

.header-cen {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.header-a>ul {
    display: flex;
    align-items: center;
    /* position: relative; */
}

.header-a>ul>li {

    padding: 0 10px;
    margin-right: 20px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.header-temb {
    position: relative;
}

.header-a>ul>li:last-child {
    margin-right: 0;
}

.header-a>ul>li>p {
    color: #333;
    font-size: 18px;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    cursor: pointer;
}

.header-a>ul>li>p .iconfont {
    display: none;
    margin-right: 5px;
    vertical-align: middle;
}

.header-a>ul>li:hover>p {
    font-weight: bold;
}

/* .header-a>ul>li:hover>p .iconfont {
    display: block;
    font-weight: bold;
    font-size: 18px;
    line-height: 1;

} */

.header-a>ul>li.header-a-active>p {
    font-weight: bold;
}

.header-a>ul>li.header-a-active>p .iconfont {
    display: block;
    font-weight: bold;
    font-size: 18px;
    line-height: 1;

}

.header-a-hover {
    position: absolute;
    top: 100px;
    left: 0;
    background: rgba(0, 0, 0, 0.7);
    padding: 30px;
    display: none;
     width: 354px;
    height: calc(100vh - 100px);
    max-height:calc(100vh - 100px) ;
    overflow: auto;
}
/* 修改滚动条的样式 */
::-webkit-scrollbar {
    width: 8px;
    /* 设置滚动条的宽度 */
}

/* 修改滚动条的轨道样式 */
::-webkit-scrollbar-track {
    background-color: #fff;
    /* 设置滚动条轨道的背景色 */

}

/* 修改滚动条的滑块样式 */
::-webkit-scrollbar-thumb {
    background-color: #666;
    /* 设置滚动条滑块的背景色 */
    border-radius: 4px;
}

/* 修改滚动条的滑块悬停样式 */
::-webkit-scrollbar-thumb:hover {
    background-color: #666;
    /* 设置滚动条滑块悬停时的背景色 */
    border-radius: 6px;
}


.header-a-hover>ul>li {
    margin-bottom: 10px;
}
.header-a-hover>ul>li>a>img{
    display: block;
    width: 100%;
	margin-top: 50px;
	margin-bottom:10px ;
}
.header-a-hover>ul>li>p>a{
    font-size: 13px;
    color:#ffffff; 
    letter-spacing:1px;
    transition: all 0.3s ease;
    line-height: 1;
    display: block;
    line-height: 26px;
    text-align: justify;
}
.header-a-hover>ul>li:hover>p>a{
    color: skyblue;
}
.header-tem {
    display: flex;
    align-items: center;
    padding-top: 20px;
    justify-content: space-between;
}

.header-a-hover-l {
    display: flex;
    flex-direction: column;
    margin-right: 30px;
    padding-bottom: 20px;
   
}

.header-a-hover-l p {
    /* margin: 0 auto; */
    font-size: 20px;
    color: #fff;
    line-height: 1;
    white-space: nowrap;
    margin-bottom: 20px;

}

.header-a-hover-l a {
    font-size: 16px;
    color: #fff;
    margin-bottom: 15px;
    transition: all 0.15s ease;
}

.header-a-hover-l a:hover {
    color: skyblue;
}

.header-a-hover-r {
    width: 120px;
    height: 140px;
}

.header-a-hover-r img {
    max-width: 100%;
    max-height: 100%;

}
.header-a-hover>ul>li:not(:last-child) .header-tem .header-a-hover-l{border-bottom: 1px solid #fff;}
.header-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 40px;
    color: #fff;
    border: 1px solid #fff;
    transition: all 03s ease;
    margin-top: 20px;
}

.header-btn:hover {
    background: #fff;
    color: #333;
}

.header-b img {
    width: 70px;
}

.header-c>ul {
    display: flex;
    align-items: center;

}

.header-c>ul>li {
    position: relative;
    /* line-height: 100px; */
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    margin-left: 30px;
}

.header-c>ul>li p {
    display: flex;
    align-items: center;
    margin: 0;
}

.header-c>ul>li p i {
    font-style: normal;
}

.header-c>ul>li p .iconfont {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 5px;
}

.header-v-hover {
    display: none;
    position: absolute;
    left: 50%;
    top: 100px;
    transform: translateX(-50%);
    padding: 10px;
    width: 150px;
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
    background: #fff;
    z-index: 8;
}

.header-v-hover-inpt {
    position: absolute;
    top: 100px;
    left: -200px;
    width: 600px;
    height: 60px;
    background: #f3f6f9;
    padding: 6px;
}

.header-v-hover-inpt form {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-v-hover-inpt form input {
    width: 86%;
    height: 48px;
    border: none;
    outline: none;
    background: none;
}

.header-v-hover-inpt form button {
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    outline: none;
    background: none;
    color: #333;
    margin: 0 auto;

}

.header-v-hover a {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    color: #333;
    font-weight: 500;
}

.header-v-hover a:hover {
    background: skyblue;
}

/* footer */
.footer {
    padding: 100px 0 78px;
    background: #17171a;
}

.footer-cen {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-b ul {
    display: flex;
}

.footer-b ul li {
    display: flex;
    flex-direction: column;
    margin-right: 30px;
}

.footer-b ul li:last-child {
    margin-right: 0;
}

.footer-b ul li p {
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    line-height: 1;
    margin-bottom: 19px;
}

.footer-b ul li a {
    font-size: 16px;
    color: #888;
    margin-bottom: 19px;
    transition: all 0.3s ease; 
}
.footer-b ul li a:hover{
    color: #fff;
}
.footer-b ul li a .iconfont {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: #666666;
    color: #fff;
    transition: all 0.4s ease;
}
.footer-b ul li a .iconfont:hover{
    background: #fff;
    color: #666666;
}
.footer-b ul li a .icon-jingdong{
    font-size: 26px;
}
.footer-c{ max-width:270px;}
.footer-c ul li {
    margin-bottom: 17px;
    line-height: 1;
    text-align: right;
    position: relative;
}

.footer-c ul li .footer-c-title {
    font-size: 16px;
    line-height: 1;
    color: #999999;
}

.footer-c ul li>span {
    display: block;
    font-size: 14px;
    line-height: 1;
    margin-bottom: 10px;
    color: #999999;
}

.footer-c ul li>p {
    font-size: 15px;
    color: #fff;
}
.footer-c ul li>p a {
    font-size: 15px;
    color: #fff;
}
.footer-c ul li a {
    color: #999999;
    font-size: 14px;
}

.dropdown {
    display: flex;
    justify-content: flex-end
}

.expand-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 46px;
    border-radius: 23px;
    border: 1px solid #999999;
    font-size: 15px;
    line-height: 1;
    color: #666;
    padding: 0;
    background: transparent;
}

.expand-button:hover {
    background: none;
}

.expand-button .iconfont {
    color: #666;
    display: block;
    margin-left: 12px;
    transition: color .15s
}

.expand-button:hover .iconfont {
    color: #fff;
}

.expand-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    overflow-y: auto;
}

.expand-content.active {
    max-height: 500px;
    /* 根据实际内容高度调整 */
}

.dropdown-menu {

    position: absolute;
    top: auto;
    bottom: 100%;
    width: 200px;
    display: flex;
    flex-direction: column-reverse;
    max-height: 400px;
    overflow-y: auto;
}

.btn-check:focus+.btn-primary,
.btn-primary:focus {
    background: none;
}


/* 分页器 */
.pagination {
    margin: 0 auto;
}

.pagination ul {
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination ul li {
    margin-right: 15px;
}

.pagination ul li:first-child a span {
    transform: rotate(180deg);
}

.pagination ul li a{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #f5f5f5;
    color: #999999;
    transition: all 0.15s ease;
}

.pagination ul li.active a{
    background: #231816;
    color: #fff;
}

.pagination ul li a:hover {
    background: #231816;
    color: #fff;
}
.pagination ul li.active a:hover{color: #fff;}
.pagination ul li.disabled a:hover{background: #f5f5f5;color: #999999;}
/* banner图 */
.banner-nar {
    width: 100%;
    position: relative;
}

.banner-nar-prc img {
    width: 100%;
    /* min-height: ; */
    object-fit: cover;

}

.banner-nar-zi {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
}

.banner-nar-zi h6 {
    font-size: 52px;
    line-height: 1;
    color: #fff;
    margin-bottom: 24px;
    font-weight: 400;
    letter-spacing: 3px;
    white-space: nowrap;
}

.banner-nar-zi p {
    text-align: center;
    font-size: 26px;
    line-height: 1;
    color: #fff;
    font-weight: 100;
    letter-spacing: 5px;
    white-space: nowrap;
}

@media (max-width: 1460px) {
    .footer {
        padding: 70px 0 30px;
    }

    .footer-b ul li {
        margin-right: 50px;
    }
}

@media (max-width: 1460px) {
    .footer-b ul li {
        margin-right: 30px;
    }
}

@media (max-width: 1330px) {
    .banner-nar-zi h6 {
        font-size: 40px;
        margin-bottom: 18px;
    }

    .banner-nar-zi p {
        font-size: 22px;
    }

    .banner-nar-prc img {
        min-height: 70vh;
    }


}

@media (max-width: 1200px) {
    .footer-cen {
        /* flex-direction: column; */
    }

    .footer-a {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;

        width: 100%;
    }

    .footer-b ul {
        flex-direction: column;
    }

    .footer-b ul li {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
    }

    .footer-b ul li p {
        width: 100%;
    }

    .footer-b ul li a {
        margin-right: 20px;
    }

}

@media (max-width: 1100px) {
    .banner-nar-zi h6 {
        font-size: 36px;
        margin-bottom: 16px;
    }

    .banner-nar-zi p {
        font-size: 20px;

    }
}

@media (max-width: 768px) {
    .footer-c {
        width: 100%;
    }

    .footer-c ul {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        flex-direction: column-reverse;
    }

    .footer-c ul P {
        display: flex;

    }

    .footer-c ul li {
        text-align: left;
        margin-bottom: 8px;
    }

    .footer-c ul li>p {
        margin: 0;
    }

    .dropdown {
        justify-content: flex-start;
    }

    .banner-nar-zi h6 {
        font-size: 28px;
        margin-bottom: 12px;
    }

    .banner-nar-zi p {
        font-size: 12px;
    }

    .header-a>ul>li {
        padding: 0px 2px;
        margin-right: 10px;
    }

    .header-a>ul>li>p {
        font-size: 16px;
    }

    .header-c>ul>li {
        margin-left: 10px;
    }

    .header-c>ul>li:first-child {
        margin-left: 0;
    }

    .header-v-hover-inpt {
        position: absolute;
        top: 100px;
        left: -80px;
        width: 350px;
        height: 60px;
        background: #f3f6f9;
        padding: 6px;
    }

    .header-b img {
        width: 60px;
    }
    
    .footer-b ul li a {
       font-size: 13px;
    }
    .footer-b ul li p {
       font-size: 16px;
    }


}

@media (max-width: 600px) {
    .footer {
        padding: 40px 0 30px;  
    }
    .pagination ul li {
        margin-right: 10px;
    }

    .pagination ul li a span {
        width: 35px;
        height: 35px;
    }

    .header-c>ul>li>p>i {
        display: none;
    }

    .header-c>ul>li p .iconfont {
        margin: 0;
    }

    .header-c>ul>li {
        margin-left: 20px;
    }

    .header-a-hover {
        position: absolute;
        top: 100px;
        left: 0;
        background: rgba(0, 0, 0, 0.9);
        padding: 20px;
        display: none;
    }

    .header-a-hover>ul {
        max-height: 80vh;
        overflow-y: auto;
    }
    .footer-b ul li a {
       font-size: 13px;
    }
    .footer-b ul li p {
       font-size: 16px;
    }
}