/* 主题色: #003d92 */
* {
    padding: 0;
    margin: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    outline: none;
}

/* 根字体设置 */
html {
    /* font-size: 100px; */
    font-size: 5.2083333333333vw;
}

body {
    font-size: 0.16rem;
    color: #333;
    line-height: 1.6;
    background-color: #fff;
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
}

html::-webkit-scrollbar {
    width: 4px;
    height: 8px;
    background-color: #f5f5f5;
}

html::-webkit-scrollbar-track {
    border-radius: 10px;
    background-color: #e2e2e2;
}

html::-webkit-scrollbar-thumb {
    border-radius: 10px;
    background-color: #333;
}

/* 页面内容区 */
.wp {
    width: 15.2rem;
    max-width: 94%;
    margin: 0 auto;
}

/* 工具类 */

.clearfix:after {
    content: "";
    clear: both;
    display: block;
    overflow: hidden;
    font-size: 0;
    height: 0
}

.clearfix {
    zoom: 1
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.clear {
    clear: both;
}

.clear::after {
    content: "";
    display: block;
    clear: both;
}

.line1 {
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.line2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    overflow: hidden;
    -webkit-box-orient: vertical;
}

.line3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    overflow: hidden;
    -webkit-box-orient: vertical;
}

.pic {
    padding-top: 75%;
    position: relative;
    overflow: hidden;
}

.pic img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;

    transition: all 1s;
}

.pich:hover .pic img {
    transform: scale(1.1);
}

.pic::before {
    position: absolute;
    top: 0;
    left: -90%;
    z-index: 2;
    display: block;
    content: "";
    width: 50%;
    height: 100%;
    opacity: 0.25;
    pointer-events: none;
    background: -webkit-linear-gradient(left,
            rgba(255, 255, 255, 0) 0,
            rgba(255, 255, 255, 53) 50%,
            rgba(255, 255, 255, 0) 70%);
    background: linear-gradient(to right,
            rgba(255, 255, 255, 0) 30%,
            rgba(255, 255, 255, 53) 50%,
            rgba(255, 255, 255, 0) 70%);
    -webkit-transform: skewX(-25deg);
    -ms-transform: skewX(-25deg);
    transform: skewX(-25deg);
    z-index: 3;
}

.pich:hover .pic:before {
    -webkit-animation: shine 1s;
    animation: shine 1s;
}

@-webkit-keyframes shine {
    100% {
        left: 125%;
    }
}

@keyframes shine {
    100% {
        left: 125%;
    }
}

.pic div.a {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    width: 100%;
    height: 100%;
    transition: all 0.8s;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

.pich:hover .pic div.a {
    width: 110%;
    height: 110%;
}

/* ================= 头部 (Header) ================= */
.head {
    width: 100%;
}

.head .pc {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 1.16rem;
    padding: 0 1.2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 999;
}

.head .pc::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: #04348D;
    /* background: linear-gradient(180deg, rgba(4, 55, 150, 0.8) 0%, rgba(255, 255, 255, 0) 100%); */
    pointer-events: none;
    transition: height 0.5s;
    z-index: -1;
}

.head.on .pc::before {
    height: 100%;
}

.head .m-head {
    display: none;
}

.head .wp {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 1.1rem;
}

.head .logo {}

.head .logo a {
    display: block;
}

.head .logo a img {
    display: block;
    height: 0.6rem;
}

.head .head-r {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    height: 100%;
}

.head .tools {
    display: flex;
    align-items: center;
    margin-bottom: 0.1rem;
}

.head .tools .top-link {
    color: #fff;
    font-size: 0.14rem;
    opacity: 0.8;
    display: flex;
    align-items: center;
}

.head .tools .top-link img {
    width: 0.14rem;
    margin-right: 0.05rem;
}

.head .tools .top-link:hover {
    opacity: 1;
}

.head .tools .search-icon {
    display: flex;
    align-items: center;
    opacity: 0.8;
}

.head .tools .search-icon img {
    width: 0.16rem;
}

.head .tools .search-icon:hover {
    opacity: 1;
}

/* 清华大学风格 Hover 展开搜索框 */
.head .head-r {
    position: relative;
}

.search-box {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-left: 0.2rem;
}

.search-box form {
    display: flex;
    align-items: center;
    overflow: hidden;
    width: 0.36rem;
    height: 0.36rem;
    border-radius: 0.18rem;
    border: 1px solid transparent;
    transition: all 0.4s;
}

.search-box form:hover {
    width: 2.2rem;
    background-color: #fff;
    border-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.search-box form:focus-within {
    width: 2.2rem;
    background-color: #fff;
    border-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.search-box form.is-focus {
    width: 2.2rem;
    background-color: #fff;
    border-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.search-box .s-inp {
    width: calc(100% - 0.36rem);
    height: 100%;
    border: none;
    background: transparent;
    font-size: 0.14rem;
    color: #333;
    outline: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.search-box form:hover .s-inp {
    opacity: 1;
    padding-left: 0.15rem;
}

.search-box form:focus-within .s-inp {
    opacity: 1;
    padding-left: 0.15rem;
}

.search-box form.is-focus .s-inp {
    opacity: 1;
    padding-left: 0.15rem;
}

.search-box .s-btn {
    width: 0.36rem;
    height: 0.36rem;
    background: url(../images/fdj.png) no-repeat center center;
    background-size: 0.17rem auto;
    border: none;
    cursor: pointer;
    flex-shrink: 0;
    color: transparent;
}

.search-box form:hover .s-btn {
    background-image: url(../images/fdj2.png);
}

.search-box form:focus-within .s-btn {
    background-image: url(../images/fdj2.png);
}

.search-box form.is-focus .s-btn {
    background-image: url(../images/fdj2.png);
}

.head .nav>ul {
    display: flex;
}

.head .nav>ul>li {
    margin-left: 0.35rem;
    position: relative;
}

.head .nav>ul>li>a {
    display: block;
    color: #fff;
    font-size: 0.2rem;
    transition: all 0.3s;
}

.head .nav>ul>li.on>a {
    font-weight: bold;
}

.head .nav>ul>li>a::after {
    content: '';
    position: absolute;
    bottom: -0.2rem;
    left: 0;
    width: 100%;
    height: 2px;
    background: #2a82e4;
    transform: scaleX(0);
    transition: all 0.5s;
}

.nav>ul>li:hover>a::after,
.nav>ul>li.on>a::after {
    transform: none;
}

.nav>ul>li>div {
    position: absolute;
    top: 100%;
    line-height: normal;
    min-width: 1.6rem;
    left: 50%;
    margin-left: -0.8rem;
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
    visibility: hidden;
    transition: all 0.5s;
    z-index: -9;
}

.nav>ul>li>div>ul {
    display: block !important;
    margin-top: 0.2rem;
    background: linear-gradient(180deg, #0D42A7 0%, #0C8ADE 100%);
    background: #fff;
    box-shadow: 0px 0px 0.1rem rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

.nav>ul>li>div>ul::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-bottom: 6px solid #fff;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
}

.nav>ul>li>div>ul>li {}

.nav>ul>li>div>ul>li a {
    display: block;
    font-size: 0.15rem;
    line-height: 0.26rem;
    padding: 0.08rem 0.1rem;
    transition: all 0.5s;
    text-align: center;
    /* text-shadow: 0.02rem 0 0 rgba(0, 0, 0, 0.57); */
}

.nav>ul>li>div>ul>li a:hover {
    color: #fff;
    background: linear-gradient(180deg, #005BAC 0%, #2D95F1 125%), #17489C;
}

.nav>ul>li:hover>div {
    z-index: 9999;
    opacity: 1;
    transform: none;
    visibility: visible;
}

.swiper-button-prev:after,
.swiper-rtl .swiper-button-next:after,
.swiper-button-next:after,
.swiper-rtl .swiper-button-prev:after {
    content: none;
}

input,
button {
    border: none;
    outline: none;
}

/* ================= 底部 (Footer) ================= */
.foot {
    background: url(../images/foot-bg.jpg) no-repeat center center;
    background-size: cover;
    /* 深蓝色 */
    color: #fff;
    padding-top: 0.45rem;
}

.foot .f-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 0.32rem;
}

.foot .f-logo a {
    display: block;
}

.foot .f-logo a img {
    display: block;
    width: 4.95rem;
    max-width: 100%;
}

.foot .f-info {
    margin-top: 0.26rem;
}

.foot .f-info p {
    font-size: 0.16rem;
    color: #fff;
    line-height: 0.36rem;
    display: inline-block;
    margin-right: 0.45rem;
}

.foot .f-info p img {
    display: inline-block;
    vertical-align: middle;
    width: 0.09rem;
    margin-right: 0.15rem;
}

.foot .f-right {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
}

.link {
    display: flex;
    align-items: center;
    margin-right: 0.7rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.link p {
    line-height: 0.3rem;
    padding-right: 0.3rem;
    color: #fff;
    text-align: left;
    font-size: 0.14rem;
    background: url(../images/link-icon-down.png) no-repeat;
    background-position: right center;
    background-size: 0.15rem auto;
}

.link>div {
    position: relative;
    padding: 0 0.2rem;
    background: none;
    margin-left: 0.2rem;
}

.link>div:first-child {
    margin-left: 0;
}

.link>div::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -0.1rem;
    transform: translateY(-50%);
    height: 0.17rem;
    border-left: 1px solid rgba(209, 218, 233, 0.5);
}

.link>div:first-child:before {
    content: none;
}

.link>div:hover div {
    display: block;
}

.link>div div {
    position: absolute;
    bottom: 100%;
    background: #fff;
    box-shadow: 0 0 7px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
    left: 0;
    right: 0;
    max-height: 2.7rem;
    overflow-y: auto;
    z-index: 9;
    display: none;
    width:2.7rem;
}

.link>div div::-webkit-scrollbar {
    width: 3px;
}

.link>div div::-webkit-scrollbar-thumb {
    border-radius: 5px;
    background: #e5e5e5;
}

.link>div div::-webkit-scrollbar-track {
    border-radius: 5px;
    background: #1557AE;
}

.link>div div a {
    display: block;
    color: #333;
    line-height: 0.3rem;
    font-size: 0.15rem;
    padding: 0 0.1rem;
}

.link>div div a:hover {
    background: #1557AE;
    color: #fff;
}

.foot .f-ewm {
    display: flex;
}

.foot .f-ewm .item {
    text-align: center;
    margin-left: 0.15rem;
}

.foot .f-ewm .item:first-child {
    margin-left: 0;
}

.foot .f-ewm .item img {
    display: block;
    width: 1.12rem;
    background: #fff;
    padding: 0.05rem;
    margin-bottom: 0.1rem;
}

.foot .f-ewm .item p {
    font-size: 0.16rem;
    color: #fff;
}

.foot .f-bot {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
    font-size: 0.16rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 0.26rem;
    padding: 0.09rem;
}

.wap {
    display: none !important;
}

/* ================= 响应式 ================= */

@media screen and (max-width: 1024px) {
    html {
        font-size: 85px !important;
    }

    .wp {
        width: auto;
        max-width: inherit;
        padding-left: 10px !important;
        padding-right: 10px !important;
    }

    body {
        padding-top: 60px !important;
    }

    .pc {
        display: none !important;
    }

    .banner .slick-slide a:before {
        display: none;
    }

    .m-top {
        max-width: 19.2rem;
        margin: 0 auto;
        position: fixed;
        right: 0;
        top: 0;
        width: 60px;
        height: 60px;
        /* background:#0090B8;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 10% 100%); */
        z-index: 9999;
    }

    .wap {
        display: block !important;
    }

    .wap-menu {
        position: absolute;
        top: 50%;
        right: 50%;
        transform: translate(50%, -50%);
        width: 25px;
        height: 25px;
        z-index: 99999;
        font-size: 0;
    }

    .wap-menu img {
        height: 25px;
    }

    .close-menu {
        display: none;
        position: absolute;
        right: 0;
        top: 0;
    }

    .m-head {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        background: #04348D;
        z-index: 999;
        padding: 10px 10px;
    }

    .m-head.on {
        box-shadow: 0 0 0.05rem rgba(0, 0, 0, 0.1);
    }

    .m-logo {
        font-size: 0;
        position: relative;
        z-index: 9991;
    }

    .m-logo a {
        font-size: 0;
        line-height: 40px;
        display: block;
    }

    .m-logo img {
        max-height: 40px;
        max-width: 78%;
        vertical-align: middle;
    }

    .m-tlink {
        font-size: 12px;
        padding: 10px 15px 0 15px;
        color: rgba(255, 255, 255, 0.5);
    }

    .m-tlink a {
        font-size: 12px;
        margin: 0 8px 0 0;
        color: #fff;
        display: flex;
        align-items: center;
        line-height: 24px;
        /*background: #fff;*/
        line-height: 24px;
        border-radius: 5px;
    }

    .m-tlink a img {
        vertical-align: -2px;
        padding-right: 5px;
        height: 14px;
    }

    .m-search {
        margin: 0 15px;
        padding-right: 50px;
        padding-left: 10px;
        padding-top: 5px;
        padding-bottom: 5px;
        position: relative;
        line-height: 35px;
        /* background: #fff; */
        margin-top: 15px;
        margin-bottom: 15px;
        border: 1px solid #fff;
    }

    .m-search input[type="text"] {
        display: block;
        width: 100%;
        line-height: 25px;
        background: none;
        color: #fff;
        font-size: 12px;
    }

    .m-search input[type="text"]::placeholder {
        color: #fff;
    }

    .m-search input[type="image"] {
        position: absolute;
        right: 10px;
        top: 10px;
        height: 15px;
    }

    .m-nav {
        position: fixed;
        top: 60px;
        right: -100%;
        bottom: 0;
        z-index: 999;
        background: #04348D;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        overflow-y: scroll;
        width: 100%;
    }

    .m-nav .top-r {
        color: #fff;
        padding-left: 15px;
    }

    .m-nav ul {
        padding: 0 15px;
        /* border-top: 1px solid rgba(255, 255, 255, 0.2); */
    }

    .m-nav ul li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        position: relative;
    }

    .m-nav ul li>span.on {
        transform: rotateZ(90deg);
    }

    .m-nav ul li ul {
        display: none;
    }

    .m-nav ul li ul li {
        border: none;
    }

    .m-nav>ul>li a {
        display: block;
        font-size: 14px;
        line-height: 20px;
        padding: 15px 0;
        position: relative;
        color: #fff;
    }

    .m-nav>ul>li ul li a {
        padding: 10px 0;
    }

    .m-nav>ul>li>span {
        position: absolute;
        width: 20px;
        height: 20px;
        background: url(../images/m-nav_down.png) no-repeat;
        background-size: 14px 14px;
        background-position: center center;
        right: 0;
        top: 15px;
        cursor: pointer;
        display: block;
        color: #fff;
        transition: all 0.3s;
    }

    .m-kstd {
        margin-top: 50px;
        margin-left: 15px;
        margin-right: 15px;
        padding-bottom: 40px;
        position: relative;
    }

    .m-kstd>a {
        display: block;
        font-size: 14px;
        line-height: 20px;
        padding: 15px 0;
        position: relative;
        color: #fff;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    .m-kstd ul {
        display: none;
    }

    .m-kstd ul li a {
        display: block;
        font-size: 14px;
        line-height: 20px;
        padding: 10px 0;
        position: relative;
        color: #fff;
        opacity: 0.8;
    }

    .foot {
        padding-top: 0.25rem;
    }

    .foot .f-top {
        padding-bottom: 0.2rem;
    }

    .foot .f-top,
    .foot .f-right {
        flex-direction: column;
    }

    .f-left,
    .f-right {
        width: 100%;
    }

    .foot .f-logo a img {
        margin: 0 auto;
    }

    .foot .f-info {
        text-align: center;
        margin-top: 0.2rem;
    }

    .foot .f-info p {
        line-height: 0.3rem;
        margin-right: 0.25rem;
    }

    .link {
        margin: 0 auto;
        margin-top: 0.2rem;
    }

    .link>div {
        padding: 0 0.4rem;
    }

    .foot .f-ewm {
        margin: 0 auto;
        margin-top: 0.2rem;
    }

    .foot .f-ewm .item img {
        width: 0.9rem;
    }
}

@media screen and (max-width: 920px) {}

@media screen and (max-width: 480px) {
    .foot .f-info p {
        display: block;
    }

    .link>div {
        padding: 0 0.1rem;
    }
}

.fixed-bottom {
    position: fixed;
    bottom: 0;
    width: 100%;
}