.ny_banner {
    position: relative;
    text-align: center;
    color: #fff;
    padding: 350px 0 100px;
    background-color: #f0f0f0;
    overflow: hidden;
}

.ny_banner .p_banner,
.ny_banner .m_banner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.ny_banner .txt {
    position: relative;
    z-index: 1;
    margin-bottom: 50px;
}

.ny_banner .icon img {
    max-width: 100px;
}

.ny_banner .tit {
    margin: 20px 0;
    font-weight: bold;
    font-size: 48px;
}

.ny_banner .tab {
    position: relative;
    z-index: 2;
    margin-top: -50px;
    background-color: #fff;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 30px 0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.ny_banner .tab li {
    display: inline-block;
    margin: 0 40px;
    cursor: pointer;
    position: relative;
}

.ny_banner .tab li a {
    color: #333;
    font-size: 20px;
    padding: 10px 0;
    display: inline-block;
}

.ny_banner .tab li.on a {
    color: #0066cc;
    border-bottom: 2px solid #0066cc;
}

.join_con {
    padding: 50px 0;
}

.join1,
.join2,
.join3,
.join3_1,
.join3_2,
.join4 {
    margin: 0 auto;
    max-width: 1200px;
    padding: 0 20px;
}

.join1 .tit {
    margin-bottom: 50px;
    font-weight: bold;
    position: relative;
    padding-left: 20px;
}

.join1 .tit::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 30px;
    background-color: #0066cc;
    border-radius: 2px;
}

.join1 .content-grid {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.join1 .content-grid .item {
    flex: 0 0 48%;
    margin-bottom: 30px;
}

.join1 .box {
    margin-bottom: 25px;
    padding: 30px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.join1 .box:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.join1 .box {
    display: flex;
    align-items: flex-start;
}

.join1 .box .icon {
    margin-right: 25px;
    flex-shrink: 0;
}

.join1 .box .txt {
    flex: 1;
}

.join1 .box .txt .h {
    font-weight: bold;
    margin-bottom: 10px;
}

.join2 {
    margin-top: 50px;
    text-align: center;
}

.join2 .welfare-grid {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.join2 .welfare-item {
    flex: 0 0 16%;
    text-align: center;
    padding: 20px 10px;
}

.join2 .welfare-item .icon {
    margin-bottom: 15px;
    font-size: 48px;
}

.join_tab {
    text-align: center;
    margin: 50px 0;
}

.join_tab .btn {
    display: inline-block;
    margin: 0 20px;
    padding: 10px 30px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.join_tab .btn.on {
    color: #0066cc;
    border-bottom: 2px solid #0066cc;
}

.join3 {
    display: none;
}

.join3.on {
    display: block;
}

.join3 .boxs {
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
}

.join3 .boxs .top {
    background-color: #0066cc;
    color: #fff;
    padding: 15px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.join3 .boxs .top .jobname {
    flex: 2;
    font-weight: bold;
}

.join3 .boxs .top .jobaddress,
.join3 .boxs .top .jobtype,
.join3 .boxs .top .jobtime {
    flex: 1;
    text-align: center;
}

.join3 .boxs .top .view {
    flex: 1;
    text-align: right;
}

.join3 .boxs .top .view .btn {
    background-color: #fff;
    color: #0066cc;
    padding: 8px 25px;
    border-radius: 4px;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.join3 .boxs .top .view .btn:hover {
    background-color: #f0f0f0;
}

.join3 .boxs .top1 {
    padding: 15px;
    border-bottom: 1px solid #e0e0e0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.join3 .boxs .top,
.join3_2 .boxs .top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.join3 .boxs .top .li,
.join3_2 .boxs .top .li {
    flex: 1;
    text-align: center;
}

.join3 .boxs .top .li:first-child,
.join3_2 .boxs .top .li:first-child {
    flex: 2;
    text-align: left;
}

.join3 .boxs .top1,
.join3_2 .boxs .top1 {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.join3 .boxs .top1 .li,
.join3_2 .boxs .top1 .li {
    flex: 1;
    text-align: center;
}

.join3 .boxs .top1 .li:first-child,
.join3_2 .boxs .top1 .li:first-child {
    flex: 2;
    text-align: left;
}

.join3 .boxs .top1:hover {
    background-color: #f5f5f5;
}

.join3 .boxs .top1 .jobname {
    flex: 2;
}

.join3 .boxs .top1 .jobaddress,
.join3 .boxs .top1 .jobtype,
.join3 .boxs .top1 .jobtime {
    flex: 1;
    text-align: center;
}

.join3 .boxs .top1 .view {
    flex: 1;
    text-align: right;
}

.join3 .boxs .con1 {
    display: none;
    padding: 20px;
    background-color: #f9f9f9;
}

.join3 .boxs .con1 .item {
    margin-bottom: 15px;
}

.join3 .boxs .con1 .item .h {
    font-weight: bold;
    margin-bottom: 5px;
}

.join3 .boxs .con1 .close {
    text-align: right;
    margin-top: 20px;
}

.join3 .boxs .con1 .close img {
    cursor: pointer;
}

.join3_1 .time {
    margin-bottom: 50px;
    text-align: center;
}

.join3_1 .time .item {
    display: inline-block;
    margin: 0 20px;
    text-align: center;
}

.join3_1 .time .item .yuan {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #0066cc;
    margin: 0 auto 10px;
}

.join4 {
    margin-top: 50px;
    text-align: center;
    padding: 50px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

.join4 .h {
    margin-bottom: 20px;
    font-weight: bold;
}

.join4 ul {
    margin-bottom: 30px;
}

.join4 ul li {
    display: inline-block;
    margin: 0 20px;
}

.join4 img {
    max-width: 200px;
}

.file1 {
    display: none;
}

.file1+span {
    display: inline-block;
    padding: 8px 25px;
    background-color: #0066cc;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.file1+span:hover {
    background-color: #0052a3;
}

.upload-btn {
    background-color: #0066cc;
    color: #fff;
    border-radius: 4px;
    padding: 8px 16px;
    display: inline-block;
    cursor: pointer;
}

.upload-btn:hover {
    background-color: #0052a3;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .ny_banner {
        padding: 100px 0 80px;
    }

    .ny_banner .tit {
        font-size: 32px;
    }

    .ny_banner .tab {
        margin-top: -30px;
        padding: 20px 0;
    }

    .ny_banner .tab li {
        margin: 0 20px;
    }

    .ny_banner .tab li a {
        font-size: 18px;
    }

    .join1,
    .join2,
    .join3,
    .join3_1,
    .join3_2,
    .join4 {
        width: 90%;
    }

    .join1 .content-grid .item {
        flex: 0 0 100%;
    }

    .join1 .box {
        flex-direction: column;
        text-align: center;
    }

    .join1 .box .icon {
        margin-right: 0;
        margin-bottom: 15px;
        text-align: center;
    }

    .join2 .welfare-item {
        flex: 0 0 48%;
        margin-bottom: 20px;
    }

    .join_tab .btn {
        display: block;
        margin: 10px 0;
    }

    .join3 .boxs .top,
    .join3 .boxs .top1,
    .join3_2 .boxs .top,
    .join3_2 .boxs .top1 {
        display: block;
        text-align: left;
    }

    .join3 .boxs .top .jobname,
    .join3 .boxs .top .jobaddress,
    .join3 .boxs .top .jobtype,
    .join3 .boxs .top .jobtime,
    .join3 .boxs .top .view,
    .join3 .boxs .top1 .jobname,
    .join3 .boxs .top1 .jobaddress,
    .join3 .boxs .top1 .jobtype,
    .join3 .boxs .top1 .jobtime,
    .join3 .boxs .top1 .view,
    .join3_2 .boxs .top .li,
    .join3_2 .boxs .top1 .li {
        display: block;
        width: 100%;
        text-align: left;
        margin-bottom: 10px;
    }

    .join3 .boxs .top .view,
    .join3 .boxs .top1 .view,
    .join3_2 .boxs .top1 .li {
        margin-top: 10px;
    }

    .join3_1 .time .item {
        display: block;
        margin: 20px 0;
    }

    .join4 {
        padding: 30px;
    }

    .join4 ul li {
        display: block;
        margin: 10px 0;
    }
}

@media (max-width: 480px) {
    .join2 .welfare-item {
        flex: 0 0 100%;
    }
}

.top1 .btn {
    color: black;
}
.top1 .btn:hover {
    color: #0052a3;
}