.fontstyle1074265{ font-size: 9pt; font-family: 宋体 ;}

.tsinghua-nav {
    background: #0c5f67;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);}
        
        /* 第一级导航 */
        .nav-primary {
            display: flex;
            list-style: none;
            padding: 0 20px;}
        
        .nav-primary > li {
            position: relative;
            width: 20%;
            text-align: center;}
        
        .nav-primary > li > a {
            display: block;
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            line-height: 50px;
            transition: all 0.3s ease;
            border-bottom: 3px solid transparent;}
        
    .nav-primary > li > a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-bottom-color: #29a7b3;}
        
        /* 第二级下拉菜单 */
.nav-secondary {
    position: absolute;
    top: 100%;
    left: 50%;
    background-color: white;
    list-style: none;
    width: 150%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-radius: 0 0 4px 4px;
    display: none;
    z-index: 999999999999;
    transform: translateX(-50%);}
        
        .nav-primary > li:hover .nav-secondary {
            display: block;}
        
        .nav-secondary li {
            position: relative;
            border-bottom: 1px solid #f0f0f0;}
        
        .nav-secondary li:last-child {
            border-bottom: none;}
        
        .nav-secondary a {
            display: block;
            color: #333;
            text-decoration: none;
            padding: 0 10px;
            line-height: 40px;
            transition: all 0.2s ease;    font-size: 14px;}
        
        .nav-secondary a:hover {
            background-color: #f8f8f8;
            color: #0c5f67;}
        
        /* 第三级下拉菜单 */
        .nav-tertiary {
            position: absolute;
            top: 0;
            left: 100%;
            background-color: white;
            list-style: none;
            min-width: 100%;
            box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.1);
            border-radius: 0 4px 4px 4px;
            display:none;z-index: 999999999999;}
        
        .nav-secondary li:hover .nav-tertiary {
            display:block;}
        
        .nav-tertiary a {
            font-size: 14px;}
        
        /* 指示箭头 */
        .nav-secondary li.has-children > a::after {
            content: ">";
            font-family: '\5b8b\4f53';
            float: right;
            font-size: 12px;
            color: #999;
            transition: transform 0.3s ease;}
        .nav-secondary li.has-children:hover > a::after {
            color: #0c5f67;
            transform: translateX(3px);}
        
        /* 活动状态 */
        .nav-primary > li.active > a {
            border-bottom-color: #0c5f67;
            background-color: rgba(255, 255, 255, 0.05);}
    .bts {
        position: absolute;
        left: 0;
        bottom: 0;
        width: 80%;
        height: 35px;
        line-height: 35px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        color: #fff;
        z-index: 999;
        font-size: 16px;
        text-indent: 10px;}

    .bjs {
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 35px;
        line-height: 35px;
        background-color: rgb(0 0 0 / 50%);}

    .banner-z .slick-dots li button {
        display: none;}

    button {
        font-size: 100%;
        border: none;
        outline: none;}

    .banner-z {
        font-size: 0;
        z-index: 2;}



    .banner-z a {
        display: block;}

    .banner-z .img {
        padding-top: 70%;
        position: relative;}

    .banner-z .img img {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;}

    .banner-z .slick-arrow {
        position: absolute;
        top: 50%;
        z-index: 1;
        width: 32px;
        height: 64px;
        background-repeat: no-repeat;
        background-position: 50% 50%;
        background-color: transparent;
        background-size: auto;
        cursor: pointer;
        transform: translateY(-50%);}

    .banner-z .slick-arrow.slick-prev {
        left: 5%;
        background-image: url(./img/left-20250528.png);}

    .banner-z .slick-arrow.slick-next {
        right: 5%;
        background-image: url(./img/right-20250528.png);}

    .banner-z .slick-dots {
        position: absolute;
        right: 0;
        bottom: 10px;
        z-index: 1;}

    .banner-z .slick-dots li {
        display: inline-block;
        width: 8px;
        height: 8px;
        margin: 0 3px;
        border-radius: 50%;
        background: #fff;
        cursor: pointer;}

    .banner-z .slick-dots li.slick-active {
        background: #29A7B3;}

    .banner-z .img:hover img {
        transform: scale(1.02);
        transition: 1s;}

.imgBox {
    border: 1px solid #c5c5c5;
    position: relative;
    overflow: hidden;
    isolation: isolate
;}

.imgBox .img {
    padding-bottom: 135%;
    transition: .5s;
    background-position: center;
    display: block;
    background: #eee;}

.imgBox img {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
    transition: .5s
;}

.homeg {
    position: relative;
    margin-top: 10px;}



.homeg .swiBtn .prev {
    left: 0;}

.homeg .swiBtn .next {
    right: 0;}

.swiBtn a {
    display: block;
    width: 30px;
    height: 30px;
    background-position: center;
    background-size: 15px;
    border-radius: 50%;
    background-repeat: no-repeat;
    position: absolute;
    top: 30%;
    background-color: rgb(0 0 0 / 50%);
    z-index: 5;}

.swiBtn a.prev {
    background-image: url(images/xzjt20250530.png);}

.swiBtn a.next {
    background-image: url(images/xyjt20250530.png);}
.homeg p{    color: #666;
    font-size: 14px;
    line-height: 25px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;}