* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

@import url('https://unpkg.com/aos@2.3.1/dist/aos.css');

@font-face {
    font-family: '思域黑体';
    src: url('path/to/字体文件.woff2') format('woff2'),
        url('path/to/字体文件.woff') format('woff');
}

.input-error {
    border: 1px solid #ff4444 !important;
    box-shadow: 0 0 3px rgba(255, 68, 68, 0.3);
}

.errors {
    color: #ff4444;
    margin-bottom: 15px;
}

.original-submit-btn {
    display: flex;
    align-items: center;
    color: white;
    text-decoration: none;
}

.original-submit-btn img {
    margin-left: 8px;
    height: 14px;
}

body {
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    font-family: '思域黑体', sans-serif;
}

.index-box-right {
    width: 1200px;
    margin: 0px auto;
}

.index-header-logo img {
    width: 140px;
    height: 60px;

}

.hamburger {
    display: none;
    /* 默认隐藏 */
    cursor: pointer;
    width: 30px;
    height: 25px;
    position: relative;
    z-index: 100;
}

.mySwiper2 .swiper-slide {
    margin-right: 20px;
}

.index-header {
    width: 100%;
    height: 60px;
    position: fixed;
    top: 0px;
    z-index: 11;
    transition: background-color 0.3s ease;
}

.index-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
}

.index-header-content {
    width: 1200px;
    margin: 0px auto;
    display: flex;
    justify-content: space-between;
}

.index-header-logo {
    display: flex;
    align-items: center;
}

.index-header-nav {
    display: flex;
    align-items: center;
}

.index-nav {
    display: flex;
    align-items: center;
}

.index-nav.scrolled a {
    color: black;
}


.index-nav a {
    text-decoration: none;
    margin-left: 40px;
    color: #fff;
}

.index-header-nav-right {
    display: flex;
    align-items: center;
    margin-left: 40px;
}

.index-header-nav-right div {
    margin-left: 10px;
    margin-right: 10px;
}

.index-header-nav-right div img {
    width: 20px;
    height: 20px;
}

.index-header-nav-right i {
    display: inline;
    width: 1px;
    height: 22px;
    border: 1px solid #fff;
}

.index-header-nav-right div a {
    color: #fff;
    text-decoration: none;
}

.index-header-nav-right div a:hover {
    color: #fff;
}

.index-header-nav-right i {
    display: inline;
    width: 1px;
    height: 22px;
    border: 1px solid #fff;
}

.index-da {
    width: 100%;
    height: 100%;
}

.index-section {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
}

.index-section-lunbo {
    width: 100%;
    margin: 0px auto;
}

.index-section-lunbo>img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
    margin: 0px auto;
}

.index-section-lunbo.active {
    display: block;
    /* 显示当前活动的轮播项 */
}

.lunbo-dots {
    width: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #062C6B;
    height: 25px;
    border-radius: 20px;
    position: absolute;
    bottom: 140px;
    left: 50%;
    transform: translateX(-50%);
}

.index-jia {
    /* width: 1200px; */
    margin: 0px auto;
    margin-top: 40px;
}

.index-xia {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.dot {
    cursor: pointer;
    height: 5px;
    width: 55px;
    margin: 0 2px;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.5);
    transition: background-color 0.6s ease;
    display: inline-block;
}

.dot.active {
    background-color: white;
}

/* 确保轮播图片的样式 */
.index-section-lunbo>img {
    width: 100%;
    display: none;

}

/* 显示第一张图片 */
.index-section-lunbo img:first-child {
    display: block;
}

.index-section-lunbo-content {
    width: 1200px;
}

.index-section-lunbo-title {
    position: absolute;
    top: 200px;
    left: 20%;
    color: white;
}

.index-section-lunbo-title div {
    margin: 0px auto;
    margin-bottom: 20px;
}

.index-first {
    margin-bottom: 15px;
    font-size: 60px;
}

.index-back {
    width: 100px;
    height: 35px;
    background-color: #0C296F;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    z-index: 10;
}

.index-back>img {
    margin-left: 10px;
}

.index-jda-img {
    position: absolute;
    bottom: 0px;
    left: 0;
    width: 100%;
    height: 350px;
    z-index: 1;
}

.index-box {
    width: 1200px;
    margin: 0px auto;
    position: relative;
}

.index-box-left {
    width: 1200px;
    margin: 0px auto;
    display: flex;
    justify-content: space-between;
    margin-top: 40px;

}

.index-box-left div:first-child {
    font-size: 30px;
    font-weight: bold;
}

.index-box-left-right {
    display: flex;
    cursor: pointer;
    align-items: center;
    font-size: 20px;
}

.index-box-left-right>img {
    width: 30px;
    height: 30px;
    margin-left: 10px;
}

.index-box-right {
    display: flex;
    justify-content: center;

}

.index-box-right>img {
    margin-top: 50px;
    width: 300px;
    z-index: 2;
}

.index-bj {
    position: absolute;
    width: 866px;
    height: 200px;
    top: 230px;
    right: 170px;
    background: url("../images/index-bj.png");
}

.bj-t {
    position: absolute;
    top: 140px;
    left: 190px;
    color: #EBEBEB;
    font-size: 90px;
    display: flex;
}

.bj-t>img {
    width: 200px;
    height: 100px;
}

.bj-t>div {
    margin-top: 40px;
}

.index-hed {
    text-align: center;
}

.index-hed>.one {
    color: #0C296F;
    font-size: 40px;
    font-weight: bold;
}

.index-hed>.two {
    font-size: 20px;
    font-weight: bold;
    margin: 10px 0px;
}

.index-hed>.three {
    width: 800px;
    margin: 0px auto;
    display: flex;
    flex-wrap: wrap;
}

.index-hed>.three>div {
    width: 25%;
    margin-top: 20px;
}

.index-hed>.three>div .index-hed-col {
    color: #0C296F;
    font-weight: bold;
}

.four {
    margin-top: 40px;
}

.four>button {
    width: 140px;
    height: 40px;
    border-radius: 25px;
    background-color: #0C296F;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.four>button:hover {
    background-color: #007bff;
}

.four>button>img {
    margin-left: 10px;
}

.index-con {
    margin-top: 30px;
    width: 100%;
    height: 600px;
    background-color: #0342DC;
    background: url("../images/feiji.png") no-repeat center center;
    background-size: cover;
    padding-top: 100px;
}

.index-con-left {
    width: 1200px;
    margin: 0px auto;
}

.index-con-left>.yi {
    color: white;
    font-size: 30px;

}


.container2 {
    display: flex;
    justify-content: space-around;
    padding: 50px 0;
}

.container i {
    display: inline;
    width: 1px;
    height: 300px;
    border: 1px solid #fff;
}

.section {
    width: 200px;
    /* 默认宽度 */
    min-width: 200px;
    /* 确保宽度不会被压扁 */
    text-align: center;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 20px 10px;
    /* 默认间距 */
    border-radius: 10px;
    height: 500px;
}

.section:hover .section-icon {
    background-color: white;
    /* 悬停背景变白 */
}

.section-icon {
    width: 60px;
    height: 60px;
    background-color: #0C296F;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    /* 新增定位 */
    overflow: hidden;
    /* 隐藏溢出内容 */
}

/* 图片默认显示 */
.section-icon-default {
    opacity: 1;
    transition: 0.3s;
    position: absolute;
    width: 60%;
    height: 60%;
    object-fit: contain;
}

.section:hover .section-icon-default {
    filter: url(#theme-overlay);
}

.section-icon {
    width: 60px;
    height: 60px;
    background-color: rgb(12, 41, 111);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.section-icon img {
    width: 40px;
    height: 40px;
}

.section-content {
    margin-top: 20px;
}

.section-content h3 {
    font-size: 18px;
    font-weight: normal;
    color: white;
}

.section-content p.default-content {
    font-size: 14px;
    color: white;
    margin-top: 10px;
}

.section-hover-content {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    /* 初始化时隐藏悬浮内容 */
    transition: opacity 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-radius: 10px;
    width: 100%;

    color: white;
}

.section-hover-content p {
    margin-bottom: 20px;
}

/* 悬停时的“推开”效果：扩展宽度 */
.section:hover {
    width: 400px;
    /* 悬停时扩展宽度 */
    margin: 20px 10px;
    /* 保持间距 */
}

/* 悬停时显示悬浮内容 */
.section:hover .section-hover-content {
    opacity: 1;
    /* 显示悬浮内容 */
}

/* 默认只有默认内容可见 */
.section .section-hover-content {
    display: none;
}

.section:hover .section-hover-content {
    display: block;
}

.index-icon {
    width: 1200px;
    margin: 0px auto;
}

.dier {
    width: 350px !important;
}

.kuan {
    width: 700px !important;
}

.index-icon-left {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 100px;
    margin-bottom: 20px;
}


.index-icon-left>div:last-child {
    display: flex;
    align-items: center;
    cursor: pointer;
    align-items: center;
    font-size: 20px;
}

.index-icon-left>div:first-child {
    font-weight: bold;
    font-size: 30px;
}

.index-icon-left>div:last-child>img {
    margin-left: 10px;
    width: 30px;
    height: 30px;
}

/* 通用样式 */
.latest-news {
    padding: 20px;
}

.latest-news h2 {
    font-size: 24px;
    margin-bottom: 20px;
}

.latest-news .news-container {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.latest-news .news-card {
    display: flex;
    gap: 10px;
}

.latest-news .news-image img {
    width: 100%;
    height: auto;
}

.latest-news .news-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.latest-news .date {
    font-size: 14px;
    color: #666;
}

.latest-news .title {
    font-size: 18px;
    font-weight: bold;
}

.latest-news .summary {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}

.latest-news .read-more {
    font-size: 14px;
    color: #007bff;
    text-decoration: none;
}

.latest-news .pagination {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.pagination button {
    padding: 10px 15px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    background-color: #f2f2f2;
}

.pagination .prev {
    transform: rotate(180deg);
}

.pagination .next {
    transform: rotate(0deg);
}

.latest-news .action {
    text-align: center;
    margin-top: 20px;
}

.latest-news .action a {
    font-size: 16px;
    color: #fff;
    background-color: #007bff;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    display: inline-block;
}

.index-icon-bottom {
    display: flex;
    width: 700px;
}




.index-icon-bottom>div:first-child>img {
    width: 350px;
    height: 350px;
}

.idnex-icon-right {
    background-color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 350px;
    height: 350px;
    padding: 20px;
}

.index-icon-right-top {
    display: flex;
    align-items: center;
    height: 50px;
    line-height: 50px;
}

.index-icon-right-top>img {
    margin-right: 10px;
}

.index-icon-right-bottom {
    font-weight: bold;
    font-size: 18px;
}

.index-sh {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.5;
    max-height: calc(3em);
}

.index-icon-right-bottom-btn {
    display: flex;
    align-items: center;
    justify-content: right;
    padding-top: 150px;
}

.index-icon-right-bottom-btn>img {
    width: 15px;
    height: 15px;
    margin-left: 10px;
}

.index-flex {
    display: flex;
    gap: 30px;
    overflow: hidden
}

.index-part {
    width: 350px;
    height: 350px;
    background: white;
    /* background: linear-gradient(to bottom, #A3AEC9, white); */
    background-size: 100% 35%;
    /* 控制渐变的高度为 10% */
    background-repeat: no-repeat;
    position: relative;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.index-part::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 35%;
    /* 精确控制渐变高度 */
    background: linear-gradient(to bottom, #A3AEC9, rgba(163, 174, 201, 0));
    z-index: 1;
    /* 确保在内容层下方 */
}


.index-tan {
    display: flex;
    align-items: center;

}

.index-tan>div:first-child {
    color: transparent;
    /* 文字颜色透明，避免覆盖渐变 */
    background: linear-gradient(to right, #2E4783, #A8B2CB);
    /* 渐变颜色 */
    -webkit-background-clip: text;
    /* 将背景剪裁到文字区域 */
    -webkit-text-fill-color: transparent;
    font-size: 80px;
    font-size: bold;
}

.index-tan>div:last-child>img {
    width: 80px;
    margin-left: 50px;
}

.index-pop {
    color: transparent;
    /* 文字颜色透明，避免覆盖渐变 */
    background: linear-gradient(to right, #2E4783, #A8B2CB);
    /* 渐变颜色 */
    -webkit-background-clip: text;
    /* 将背景剪裁到文字区域 */
    -webkit-text-fill-color: transparent;
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 20px;
}

.index-jian {
    font-weight: bold;
    font-size: 18px;
}

.index-icon1 {
    padding-bottom: 100px;

    position: relative;
}

.index-icon1::before {
    content: '';
    background: url("../images/index-ic.png") no-repeat center bottom;
    background-size: contain;
    width: 100%;
    height: 100%;
    position: absolute;
    bottom: 0px;
    left: 0;
    z-index: 0;
}

.ser {
    opacity: 0;
    transition: opacity 3s ease;
}

.index-btn {
    margin-top: 40px;
    position: relative;
    /* 必须设置定位属性 */
    pointer-events: auto;
    /* 强制可点击 */
    cursor: pointer;
}

.index-btn span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #f5f5f5;
    padding: 8px 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 20px;
}

.index-btn span img {
    width: 20px;
    height: 20px;
}

/* 鼠标悬停和聚焦高亮 */
.index-btn span:focus,
.index-btn span:hover {
    background-color: #007bff;
    color: white;
}

/* 点击高亮 */
.index-btn span.active {
    background-color: #0056b3;
    color: white;
}

/* 检查覆盖元素 */
.index-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.index-conter {
    width: 1200px;
    margin: 0px auto;
}

.index-ui {
    background-image: url('../images/matou.png');
    background-size: cover;
    background-position: center;
}

.container1 {
    display: flex;
    justify-content: space-between;
    position: relative;
    color: white;
    padding-top: 120px;
    padding-bottom: 80px;
}

/* 左侧区域样式 */
.left-section {
    width: 40%;
}

.left-section h1 {
    font-size: 30px;
    margin-bottom: 20px;
}

.left-section p {
    line-height: 1.6;
    margin-bottom: 20px;
}

.more-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #0C296F;
    color: white;
    border: none;
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 125px;
}

.more-button>img {
    margin-left: 10px;
    width: 15px;
    height: 15px;
}

.more-button:hover {
    background-color: #007bff;
}

/* 右侧时间轴样式 */
.right-section {
    width: 50%;
    position: relative;
    height: 400px;
    padding-right: 50px;
    overflow-y: scroll;
}

.right-section::-webkit-scrollbar {
    width: 5px;
    background: rgba(255, 255, 255, 0.3);
}

.right-section::-webkit-scrollbar {
    width: 5px
}

.right-section::-webkit-scrollbar-thumb {
    width: 8px;
    background-color: white;
    border-radius: 5px
}


.timeline-section {
    display: flex;
    flex-direction: column;
}

.timeline-item {
    position: relative;
    padding-left: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-right: 20px;
    height: 150px;
    border-bottom: 1px solid #ccc;
}

.timeline-item:first-child {
    border-top: 1px solid #ccc;
}

.year {
    font-size: 28px;
    font-weight: bold;
    display: inline-block;
    margin-right: 10px;
}

.month {
    font-size: 14px;
    margin-top: 5px;
    margin-bottom: 10px;
}

.description {
    line-height: 1.4;
    font-size: 12px;
}

.timeline-item img {
    width: 30px;
    height: 30px;
}

.index-i {
    display: inline-block;
    width: 4px;
    border: 1px solid #ccc;
    background-color: rgba(117, 125, 150, 0.5);
    height: 450px;
}

.index-i>i {

    width: 5px;
}

.index-li {
    width: 1200px;
    margin: 0px auto;
    position: relative;
}

.index-li-left {
    display: flex;
}

.index-li-map {
    position: absolute;
    top: 160px;
    right: 70px;
}

.index-li-map img {
    width: 500px;
    height: 500px;
}

.index-t {
    margin-top: 100px;
    width: 400px;
}

.index-t>div:first-child {
    font-size: 30px;
    font-weight: bold;
    padding-bottom: 30px;
    border-bottom: 1px solid #ccc;
}

.index-t>div:last-child {
    display: flex;
    padding-top: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ccc;
}

.index-t>div:last-child .index-san {
    color: #0C296F;
    font-size: 28px;
    font-weight: bold;
    padding-bottom: 10px;
}

.index-wen {
    font-size: 220px;
    color: #E8E8E8;
    text-align: center;
    margin-top: 110px;
}

.index-xi {
    display: flex;
    justify-content: space-between;
}

.index-xing {
    display: flex;
    align-items: center;
    justify-content: center;
}

.index-xing img {
    width: 30px;
}

.index-jda {
    background: url('../images/yuantu.png');
}

.index-jk {
    width: 1200px;
    margin: 0px auto;
    background-size: cover;
    display: flex;
    color: white;
}

.index-jk-left {
    margin-top: 100px;
    margin-right: 200px;
}

.index-jk-one {
    font-size: 20px;
    font-weight: bold;
}

.index-jk-two {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
}

.index-jk-three {
    margin-left: 20px;
    margin: 20px 20px;
}

.index-jk-three ul {
    list-style-type: circle;
}

.index-jk-three ul li {
    margin-bottom: 10px;
}

.index-back {
    width: 120px;
    border-radius: 25px;
    transition: background-color 0.3s ease;
}

.form-title {
    margin-bottom: 20px;
}

.index-back:hover {
    background-color: #007bff;
}

.contact-form {
    max-width: 800px;
    margin: 80px auto;
    padding: 20px;
    border-radius: 10px;
    z-index: 2;
}

/* 表单样式 */
form {
    display: flex;
    flex-direction: column;
}

/* 每个表单分组 */
.form-group {
    margin-bottom: 20px;
    border-radius: 5px;
    padding: 5px;
    /* 可选：增加内边距 */
}

/* 姓与名的分组 */
.name-group {
    display: flex;
    gap: 10px;
    /* 增加间距 */
    justify-content: space-between;
    /* 确保均匀分布 */
}

/* 姓与名的宽度调整 */
.name-group input {
    width: 48%;
    /* 留出一点间距 */
    box-sizing: border-box;
}

/* 输入框通用样式 */
input,
textarea,
select {
    width: 100%;
    padding: 12px 15px;
    font-size: 14px;
    background-color: #0C296F;
    color: white;
    border: none;
    border-radius: 5px;
    outline: none;
}

/* 文本区域 */
textarea {
    resize: none;
    padding: 12px 15px;
}

/* 占位符颜色 */
input::placeholder,
textarea::placeholder {
    color: #ffffff;

}


/* 焦点样式 */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 2px #00cde1;
}

.form-div {
    display: flex;
    align-items: center;
    margin-left: 10px;
}

.form-div img {
    width: 30px;
    height: 30px;
    margin-left: 10px;
}

.index-footer {
    display: flex;
    width: 1200px;
    margin: 0px auto;
    height: 150px;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-bottom: 1px solid #ccc;
}

.index-footer div:first-child img {
    width: 140px;
}

.index-footer-nav nav {
    padding-top: 10px;
}

.index-footer-nav nav a {
    text-decoration: none;
    color: black;
    margin-left: 30px;
}

.index-footer-right {
    display: flex;
    justify-content: right;
    margin-top: 20px;
}

.footer-bottom {
    width: 1200px;
    margin: 0px auto;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}


.footer-bottom-nav a {
    text-decoration: none;
    color: black;
    margin-right: 30px;
}

/* 添加动画样式 */
.num-roll {
    display: inline-block;
    font-variant-numeric: tabular-nums;
    transition: opacity 0.5s;
}

.num-roll.animate {
    animation: numScale 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes numScale {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.num-roll.active::after {
    opacity: 1;
}

.index-footer-nav nav a {
    color: inherit;
    transition: color 0.3s ease;
    position: relative;
    text-decoration: none;
    /* 确保没有默认的下划线 */
}

.index-footer-nav nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    /* 下划线的厚度 */
    background-color: red;
    left: 0;
    bottom: 0;
    transition: width 0.3s ease;
    /* 添加宽度过渡效果 */
}

.index-footer-nav nav a:hover {
    color: red;
}

.index-footer-nav nav a:hover::after {
    width: 100%;
    /* 悬停时下划线宽度变为100% */
}

.footer-bottom-nav a {
    color: inherit;
    transition: color 0.3s ease;
    position: relative;
    text-decoration: none;
    /* 确保没有默认的下划线 */
}

.footer-bottom-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    /* 下划线的厚度 */
    background-color: red;
    left: 0;
    bottom: 0;
    transition: width 0.3s ease;
    /* 添加宽度过渡效果 */
}

.footer-bottom-nav a:hover {
    color: red;
}

.footer-bottom-nav a:hover::after {
    width: 100%;
    /* 悬停时下划线宽度变为100% */
}

.index-nav a:hover {
    color: red;
}

/* 
.mySwiper1 .swiper-slide{
    width: 700px !important;
    position: relative;
    
}




.mySwiper1 .swiper-slide img{
    width: 300px;
    text-align: center;
    margin-left: 450px;
}

.mySwiper1 .swiper-slide:last-child{
    margin-right: 500px !important;
}

.mySwiper1 .swiper-slide:last-child img{
    margin-right: 350px !important;
} */
.arrow-carousel {
    position: relative;
    height: 60px;
    /* 容器高度，能够同时显示三个箭头 */
    width: 40px;
    overflow: hidden;
    border: 3px solid white;
    border-radius: 30px;
}

.arrow-item {
    position: absolute;
    width: 100%;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: carousel 6s linear infinite;
}

/* 精准同步延迟 */
.arrow-item:nth-child(1) {
    animation-delay: 0s;
}

/* 第一个箭头直接进入 */
.arrow-item:nth-child(2) {
    animation-delay: -1.5s;
}

/* 第二个箭头提前进入 */
.arrow-item:nth-child(3) {
    animation-delay: -3s;
}

/* 第三个箭头继续提前进入 */
.arrow-item:nth-child(4) {
    animation-delay: -4.5s;
}

/* 第四个箭头提前更多，等待循环 */

@keyframes carousel {
    0% {
        transform: translateY(-40px);
        /* 初始位置在顶部上方，留出一定空白 */
        opacity: 0;

    }

    10% {
        opacity: 1;
        /* 箭头淡入 */
    }

    20% {
        transform: translateY(0);
        /* 箭头到达容器中间，高亮 */

    }

    30% {
        transform: translateY(20px);
        /* 箭头从中间移动到底部，保持紧凑 */
        --arrow-color: #fff;
        /* 高亮为白色 */
    }

    40% {
        --arrow-color: #333;
        /* 高亮为白色 */
    }

    50% {
        opacity: 0.3;
        /* 箭头淡出 */
    }

    60% {
        opacity: 0;
    }

    100% {
        transform: translateY(40px);
        /* 箭头完全移出底部 */
        opacity: 0;
    }
}

.arrow {
    width: 10px;
    height: 10px;
    border: solid var(--arrow-color);
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
    transition: border-color 0.3s;
    /* 平滑颜色变化 */
}

/* 初始化颜色 */
.arrow-item {
    --arrow-color: #333;
}