body {
    font-family: 'Microsoft YaHei', sans-serif;
    font-size: 16px;
    overflow-x: hidden;
}
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a {
    text-decoration: none;
    color: #fff;
}

li {
    list-style: none;
}
header{
    width: 100vw;

}
.banner img{
    width: 100%;
    height: auto;

}

.hanbao,.menu-toggle{
    display: none;
}














nav{
    background-color: #006f3a;
    color: #fff;
    text-align: center;
    width: 100vw;
    display: flex;
    justify-content: center;
    height: 50px;
    margin-top: -6px;
}
.nav-item {
    max-width: 1350px;
    width: 1350px;
    display: flex;
    align-items: center;
}
.nav-item ul {
    display: flex;
    width: 100%;
}

.nav-item ul li {
    flex-grow: 1;
    text-align: center;
    height: 50px;
}

.nav-item ul li:hover {
    background-color: #005c2d;

}
.nav-item ul li a{
    line-height: 50px;
    font-size: 21px;
    color: #fff;
}

.huiyi1{
    width: 100vw;
    display: flex;
    justify-content: center;
    margin-top: 50px;
}
.hyrk{
    width: 1350px;
    display: flex;
    
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: nowrap;
}
.hyrk-li {
    width: 427px;
    height: 150px;
    background-color: #f7f7f7;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 15px; /* 添加圆角 */
}
.shijian img{
    width: 67px;
    height: 67px;
}
.hyrk-li-right{
        display: flex;
        margin-left: 50px;
        flex-direction: column;
        align-items: center;
}

.hyrk-li-right h1{
    font-size: 29px;
}
.hyrk-li-right span{
    display: block;
    font-size: 22px;
    background-color: #006f3a;
    padding: 0 20px;
    border-radius: 15px; /* 添加圆角 */
    color: #fff;
}

.hyzz-w{
    width: 100vw;
    display: flex;
    margin-top: 50px;
    justify-content: center;
    flex-direction: row;
}
.hyzz{
    width: 1350px;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: flex-start;
}
.hyzz-title {
    width: 100%;
    height: 40px;
    border-left: 10px solid #006f3a;
    margin-bottom: 15px;
}
.hyzz-title h1{
    font-size: 30px;
    color: #000;
    padding-left: 20px;
    font-weight: 400;
    line-height: 40px;
}
.hyzz-title-h2{
    height: 57px;
    width: 100%;
    background-color: #f7f7f7;
    
}


.hyzz-title-h2 h2{
    font-size: 26px;
    color: #000;
    padding-left: 30px;
    line-height: 57px;
    font-weight: 400;
}
.hyzz-title-li {
    position: relative;  /* 添加定位 */
    width: 100%;
    height: 57px;
    display: flex;
    align-items: center;
    font-size: 26px;
}
.hyzz-title-li3{
height:100px;
}
.hyzz-title-li ul{
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    padding-left: 30px;
}
.hyzz-title-li li{
    padding-left: 30px;
line-height: 1.5em;
    
}
.hyzz-title-li li:first-child::before {
    content: '';
    position: absolute;
    left: 10px;  /* 调整位置 */
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background-color: #006f3a;
    border-radius: 50%;
    z-index: 20;  /* 增加 z-index */
}
.hyzz-title-li a{
    color: #000;
    font-size: 24px;
    
}
.hyzz-title-li a:hover{
    color: #006f3a;
}

.hysjdd{
    display: flex;
    flex-direction: row;
    align-items: center;
    width: 100%;
    justify-content: space-between;
}
.hysjdd-li{
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    width: 577px;
    height: 122px;
    background-color: #f7f7f7;
    border-radius: 15px;
}
.hysjdd-li img{
    width: 67px;
    height: 67px;
}
.hysjdd-li p{
    font-size: 24px;
    margin-left: 20px;
}
.hysjdd-li span{
    display: block;
    font-size: 30px;
    background-color: #006f3a;
    padding: 0 20px;
    border-radius: 15px;
    margin-left: 10px;
    color: #fff;
}
.hysjdd-li:nth-of-type(2){
    width: 730px;
}

.hyzzjg-left{
    width: 395px;
    height: 346px;
}
.hyzzjg-left-title {
width: 350px;
    height: 100px;
    font-size: 26px;
    text-align: center;
    border-bottom: 1px solid #006f3a;
    line-height: 100px;
}

.hyzzjg-left-title.active{
    background-color: #006f3a;
    color: #fff;
}
.hyzzjg-right{
    width: 955px;
    display: flex;
    flex-direction: column;
}
.hyzzjg{
    display: flex;
    justify-content: center;
}
.hyzzjg-right-ul ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    width: 100%;
}
.hyzzjg-right-ul ul li{
    width: 24%;
    display: flex;
    align-items: center;
  /*  white-space: nowrap;  添加这一行 */
    line-height: 40px;
}
.hyzzjg-right-ul li a{
    color: #000;
    font-size: 21px;
}



.hyrc-left{
    width: 395px;
    height: 346px;
}
.hyrc-left-title {
    width: 350px;
    height: 100px;
    font-size: 26px;
    text-align: center;
    border-bottom: 1px solid #006f3a;
    line-height: 100px;
}

.hyrc-left-title.active{
    background-color: #006f3a;
    color: #fff;
}

    .hyzzjg-right-title h1{
        font-size: 24px;
    font-weight: 600;
    }
.hyrc-right{
    width: 955px;
    display: flex;
    flex-direction: column;
}
.hyrc{
    display: flex;
    justify-content: center;
}
/*
.hyrc-left-title:nth-of-type(2) {
    line-height: 50px;
}
*/
.conference-table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
    height: 340px; /* 设置表格总高度 */
    overflow-y: auto; /* 允许垂直滚动 */
}

.conference-table th {
    background-color: #006f3a;
    color: white;
    padding: 10px;
    font-size: 18px;
    position: sticky; /* 使表头固定 */
    top: 0; /* 表头固定在顶部 */
    border: 1px solid #ddd;
}
.conference-table th {
    border: 1px solid #ddd;
    padding: 10px;
    font-size: 24px;
}
.conference-table td {
    padding: 10px;
    font-size: 24px;
    border: 1px solid #ddd;
}

.conference-table tbody tr:nth-child(odd) {
    background-color: #f9f9f9;
}

.conference-table tbody tr:hover {
    background-color: #e6f7e6;
}


.conference-subforum-list {
    width: 100%;
    border-collapse: collapse;
}

/* ? 固定表头，并确保对齐 */
.conference-subforum-list thead {
    display: block;
    width: 100%;
}

/* ? 让表格行内容可滚动 */
.conference-subforum-list tbody {
    display: block;
    max-height: 300px; /* 限制表格高度 */
    overflow-y: auto; /* 让表格内容滚动 */
    width: 100%;
}

/* ? 确保表头和内容对齐 */
.conference-subforum-list thead tr,
.conference-subforum-list tbody tr {
    display: table;
    width: 100%;
    table-layout: fixed; /* 保证列宽固定 */
}

/* ? 表头样式 */
.conference-subforum-list th {
    background-color: #004d26;
    color: white;
    padding: 12px;
    font-size: 18px;
    text-align: center; /* 让表头文字居中 */
    border: 1px solid #ddd;
}

/* ? 分会场列（表头和内容都居中） */
.conference-subforum-list td:first-child,
.conference-subforum-list th:first-child {
    text-align: center;
    width: 25%;
}

/* ? 主题列（表头居中，内容左对齐） */
.conference-subforum-list th:last-child {
    text-align: center; /* 让表头“主题”居中 */
    width: 35%;
}

.conference-subforum-list td:last-child {
    text-align: center; /* 让内容左对齐 */
    width: 35%;
}

/* ? 表格单元格样式 */
.conference-subforum-list td {
    padding: 12px;
    font-size: 16px;
    border: 1px solid #ddd;
}

/* ? 交替行颜色 */
.conference-subforum-list tbody tr:nth-child(odd) {
    background-color: #f1f1f1;
}

/* ? 悬停变色 */
.conference-subforum-list tbody tr:hover {
    background-color: #d9f2d9;
}





.hyzzjg-right-qb {
    background-color: #f9f9f9; /* 设置淡灰色背景，柔和美观 */
    padding: 20px;
    border-radius: 8px; /* 圆角边框 */
    border: 1px solid #ddd; /* 添加浅灰色边框 */
    font-size: 18px;
    color: #333;
    line-height: 1.6;
    text-align: justify; /* 让文本两端对齐 */
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.05); /* 添加轻微阴影，增加层次感 */
}



/* ? 让邮箱地址可以点击 */
.hyzzjg-right-qb p:last-child a {
    text-decoration: none;
    color: #006f3a;
    transition: color 0.3s;
}

.hyzzjg-right-qb p:last-child a:hover {
    color: #004d26; /* 深绿色，鼠标悬停时 */
}


.lwzj{
    display: flex;
    justify-content: center;
}











.lwzj {
    text-align: center; /* 让文本居中 */
    padding: 20px;
    font-size: 18px;
    color: #333;
    line-height: 1.6;
}

/* 论文摘要段落样式 */
.lwzj p {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
    text-align: left;
}

/* 投稿信息区域：让 div 并排 */
.lwzj section {
    display: flex;
    justify-content: center; /* 居中对齐 */
    gap: 20px; /* 控制两个 box 之间的间距 */
    margin-top: 15px;
}

/* 统一投稿邮箱和投稿截止日期的样式 */
.lwzj section div {
    font-size: 24px;
    padding: 12px 20px;
    border: 1px solid #006f3a; /* 绿色边框 */
    border-radius: 6px;
    color: #006f3a;
    text-align: center;
    min-width: 300px; /* 设定最小宽度，保证对齐 */
}

/* 让邮箱内容更加突出 */
.lwzj section div a {
    text-decoration: none;
    color: #006f3a;
    font-weight: bold;
    transition: color 0.3s;
}

.lwzj section div a:hover {
    color: #004d26; /* 鼠标悬停时变深色 */
}



.chbm-left{
    width: 395px;
    height: 346px;
}
.chbm-left-title {
    width: 350px;
    height: 100px;
    font-size: 26px;
    text-align: center;
    border-bottom: 1px solid #006f3a;
    line-height: 100px;
}

.chbm-left-title.active{
    background-color: #006f3a;
    color: #fff;
}
.chbm-right{
    width: 955px;
    display: flex;
    flex-direction: column;
}
.chbm{
    display: flex;
    justify-content: center;
}

.chbm-right-qb {
    background-color: #f9f9f9; /* 设置浅灰色背景 */
    padding: 20px;
    border-radius: 8px; /* 圆角 */
    border: 1px solid #ddd; /* 边框 */
    text-align: center; /* 让内容居中 */
    font-size: 18px;
    color: #333;
    line-height: 1.6;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.05); /* 添加阴影增加层次感 */

    margin: 0 auto; /* 让其在页面中居中 */
}

/* 段落文本样式 */
.chbm-right-qb p {
    font-size: 24px;
    margin-bottom: 15px;
    text-align: left;
}

/* 二维码图片样式 */
.chbm-right-qb img {
    width: 150px; /* 控制二维码大小 */
    height: auto;
    border: 3px solid #006f3a; /* 绿色边框 */
    border-radius: 8px; /* 让二维码边框有圆角 */
    padding: 10px; /* 让二维码四周有间距 */
    background: white; /* 背景色，防止边框和二维码重叠 */
}

.hyzs{
    width: 1350px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}
.hyzs-title {
    width: 400px;
    height: 100px;
    text-align: center;
    border: 1px solid #007928;
    border-radius: 60px;
    background-color: #f5f9f7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #007928;
    font-weight: bold;
    -webkit-border-radius: 60px;
    -moz-border-radius: 60px;
    -ms-border-radius: 60px;
    -o-border-radius: 60px;
}
.hyzs-title:hover{
    background-color: #007928;
    color: #fff;
}
.hyzs-title:hover a{
    color: #fff;
}

.hyzs-title a{
    color: #000;
    font-size: 26px;
}
footer {
    width: 100vw;
    color: #fff;
    text-align: center;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 50px;
    background-image: url('../images/chunse.jpg'); /* 设置背景图 */
    background-size: cover; /* 背景图覆盖整个 footer */
    background-position: center; /* 背景图居中 */
    height: 314px;
}
.footer {
    width: 1350px;
    display: flex;
    flex-direction: column;

}
.footer-lxwm{
    width: 100%;
    display: flex;
    font-size: 40px;
    border-bottom: 1px solid #88c09b; /* 添加底部边框线 */
    padding-bottom: 20px;
}
.footer-nr{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;

}
.footer-nr-hw {
    position: relative;
    padding-right: 10px; /* 给竖线留出空间 */
}

.footer-nr-hw:not(:last-child)::after {
    content: '|';
    position: absolute;
    right: -25%;
    top: 50%;
    transform: translateY(-50%);
    color: #88c09b; /* 设置竖线颜色 */
}

@media (max-width: 1400px){
    .hyrk{
        width: 90% ;
    }
    .hyrk-li {
        width: 390px;
        height: 115px;
    }
    .shijian img {
        width: 50px;
        height: 50px;
    }
    .hyrk-li-right h1 {
        font-size: 26px;
    }
}

@media (max-width: 1400px){
    .hyrk-li {
        width: 30%;
        height: 115px;
    } 
    .hyzz-title h1{
        font-size: 30px;
        line-height: 50px;
    }
    .hyzz-title{
        height: 50px;
    }
    .hyzz-title-h2 h2{
        font-size: 24px;
    }
    .hyzz-title-li a{
        font-size: 24px;
    }
    .hysjdd-li{
        width: 420px;
        height: 110px;
    }
    .hysjdd-li img{
        width: 50px;
        height: 50px;
    }
    .hysjdd-li p {
        font-size: 21px;
        margin-left: 20px;
    }
    .hysjdd {
        display: flex;
        flex-direction: row;
        width: 90%;
        justify-content: space-between;
    }
    .hysjdd-li:nth-of-type(2) {
        width: 550px;
    }
    .conference-table{
        width: 90%;
    }
  /*  .conference-subforum-list thead tr, .conference-subforum-list tbody tr{
        width: 90%;
    } */
    .conference-subforum-list tbody{
        width: 100%;
    }
    .hyzzjg-right{
        width: 760px;
    }
    .chbm-right{
        width: 760px;
    }
    .hyzs{
        width: 90%;
    }
    .hyzs-title{
        width: 30%;
    }
    .footer{
        width: 90%;
    }
    .hyzz{
        width: 90%;
    }
    .nav-item{
        width: 90%;
    }
    .hyzzjg-right-ul ul li{
        width: 33%;
    }

}
@media (max-width: 1100px){
    .hyzzjg-right {
        width: 600px;
    }
.hyzzjg-right-ul ul li {
    width: 48%;}
.chbm-right {
        width: 90%;
    }
    .hyrk-li{
        height: 88px;
    }
    .nav-item ul li a{
        font-size: 16px;
    }
    .hyrk-li-right span{
        font-size: 16px;
       padding: 0 10px;
    }
    .hyrk-li-right h1{
        font-size: 16px;
    }
    .hyrk-li-right{
        margin-left: 15px;
    }
    .shijian img {
        width: 35px;
        height: 35px;
    }
    .hyzz-title h1 {
        font-size: 24px;
        line-height: 35px;
    }
    .hyzz-title {
        height: 35px;
    }
    .hyzz-title-h2{
        height: 35px;
    }
    .hyzz-title-h2 h2 {
        font-size: 21px;
        line-height: 35px;
    }
    .hyzz-title-li a {
        font-size: 20px;
    }
    .hyzz-title-li{
        height: 40px;
    }
    .hysjdd-li {
        width: 350px;
        height: 90px;
    }    .hysjdd-li img {
        width: 35px;
        height: 35px;
    }
    .hysjdd-li p {
        font-size: 16px;
        margin-left: 10px;
    }
    .hysjdd-li span{
        font-size: 16px;
        padding: 0 10px;
    }
    .hysjdd-li:nth-of-type(2) {
        width: 375px;
    }
    .hyzzjg-left-title {
        width: 250px;
        height: 70px;
        font-size: 22px;
        text-align: center;
        border-bottom: 1px solid #006f3a;
        line-height: 70px;
    }
    .hyzzjg-left {
        width: 270px;
        height: 337px;
    }
    .hyzzjg-right {
        
        margin-left: 20px;
    }
    .hyzzjg-right-ul ul li{
        line-height: 30px;
    }
    .hyzzjg-right-ul li a{
        font-size: 16px;
    }
    .hyzzjg-right-title h1{
        font-size: 24px;
    font-weight: 600;
    }
    .hyrc-left{
        width: 270px;

    }
    .hyrc-left-title{
    width: 270px;
    height: 87px;
    font-size: 24px;
    text-align: center;
    border-bottom: 1px solid #006f3a;
    line-height: 87px;
    }
    .hyrc-left-title:nth-of-type(2) {
        line-height: 35px;
    }
    .conference-table{
        width: 100%;
    }
    .conference-table th{
        font-size: 18px;
    }
    .conference-table td{
        font-size: 18px;
    }
    .conference-table{
        height: 270px;
    }
    .chbm-left{
        width: 270px;
       
    }
    .chbm-left-title{
        width: 270px;
        height: 87px;
        font-size: 24px;
        text-align: center;
        border-bottom: 1px solid #006f3a;
        line-height: 87px;  

    }
    .chbm-right{
        width: 90%;
        margin-left: 20px;
    }
    .hyzs-title{
        height: 70px;
    }
    .hyzz-w{
       margin-top: 25px;
    }
    footer {
        height: 250px;
    }
    .footer-lxwm{
        font-size: 26px;
    }
    .footer-nr-hw:not(:last-child)::after{
        right: -6%;
    }
    .footer-nr-hw p{
        font-size: 14px;
    }


}

@media (max-width: 750px){
    nav{
        display: none;
    }
    /* 汉堡菜单按钮 */
.menu-toggle {
    font-size: 24px;
    cursor: pointer;
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: #007928;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    z-index: 1001;
    transition: background 0.3s;
}

.menu-toggle:hover {
    background-color: #005a1f;
}

/* 菜单样式 */
.hanbao {
    position: fixed;
    top: 0;
    right: -250px; /* 初始隐藏在右侧 */
    width: 250px;
    height: 100%;
    background-color: #f5f9f7;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.2);
    padding-top: 60px;
    transition: right 0.3s ease-in-out;
    z-index: 1000;
}

/* 菜单展开时 */
.hanbao.open {
    right: 0;
}

/* 菜单项样式 */
.hanbao ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hanbao ul li {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

.hanbao ul li a {
    text-decoration: none;
    font-size: 18px;
    color: #007928;
    display: block;
    transition: background 0.3s;
}

.hanbao ul li a:hover {
    background-color: #e0ede6;
}



.hanbao,.menu-toggle{
    display: block;
}


/* ? 汉堡菜单按钮 */
.menu-toggle {
    font-size: 24px;
    cursor: pointer;
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: #007928;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    z-index: 2000; /* 确保按钮在最上层 */
    transition: background 0.3s;
}

.menu-toggle:hover {
    background-color: #005a1f;
}

/* ? 菜单样式（修复不可见问题） */
.hanbao {
    position: fixed;
    top: 0;
    right: 0;
    width: 250px;
    height: 100%;
    background-color: #f5f9f7;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.2);
    padding-top: 60px;
    transition: transform 0.3s ease-in-out;
    transform: translateX(100%); /* 初始状态，隐藏菜单 */
    z-index: 2000; /* 确保菜单不被遮挡 */
}

/* ? 菜单展开时 */
.hanbao.open {
    transform: translateX(0); /* 显示菜单 */
}

/* ? 菜单项样式 */
.hanbao ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hanbao ul li {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

.hanbao ul li a {
    text-decoration: none;
    font-size: 18px;
    color: #007928;
    display: block;
    transition: background 0.3s;
}

.hanbao ul li a:hover {
    background-color: #e0ede6;
}

.hyrk{
    flex-direction: column;
}
.hyrk-li {
    height: 100px;
    width: 90%;
    margin-bottom: 10px;
}
.shijian img {
    width: 50px;
    height: 50px;
}
.hyrk-li-right h1 {
    font-size: 26px;
}
.hyrk-li-right span {
    font-size: 24px;
    padding: 5px 10px;
}
.hyzz-title-li {
    height: auto;
}
.hysjdd{
    flex-direction: column;
}
.hysjdd-li {
    width: 90%;
    height: 100px;
    margin-bottom: 15px;
}
.hysjdd-li:nth-of-type(2) {
    width: 90%;
}
.hyzzjg{
    flex-direction: column;
    align-items: center;
}
.hyzzjg-left {
    width: 270px;
    height: auto;
}
.hyrc{
    flex-direction: column;
    align-items: center;
}
.lwzj section{
    flex-direction: column;
    align-items: center;
}
.chbm {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.chbm-left {
    width: 270px;
    height: auto;
    margin-bottom: 20px;
}
.hyzs{
    flex-direction: column;
    align-items: center;
}
.hyzs-title{
    height: 90px;
    width: 90%;
    margin-bottom: 20px;
}
.footer-nr{
    flex-direction: column;
    align-items: center;
}
footer {
    height: 350px;
}
.footer-lxwm{
    justify-content: center;
}
.conference-subforum-list {
    width: 95%;}
    .hyzzjg-right {
        width: 95%;
    }
.hysjdd-li p{
width: 55%;
}
}