a {
    transition: all .3s;
    -webkit-transition: all .3s;
    cursor: pointer;
    text-decoration: none !important;
}

a * {
    transition: all .3s;
    -webkit-transition: all .3s;
}

/* PC端隐藏汉堡按钮 */
.nav-toggle {
    display: none;
}

.section {
    position: relative;
}

.section-inner {
    width: 1350px;
    margin: 0 auto;
    /* padding: 120px 0 240px; */
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 73px;
    z-index: 999;
    background: rgba(36, 77, 169, .8);
    color: #fff;
}

.header-inner {
    width: 1350px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-header .logo .img1 {
    display: block;
    width: 165px;
}

.site-header .logo .img2 {
    display: none;
    width: 165px;
}

.site-header .main-nav {
    height: 100%;
}

.site-header .main-nav ul {
    display: flex;
    align-items: center;
    gap: 50px;
}

.site-header .main-nav ul>li {
    position: relative;
    height: 73px;
    display: flex;
    align-items: center;
    transition: all .3s;
    -webkit-transition: all .3s;
}

.site-header .main-nav ul>li.active::after,
.site-header .main-nav ul>li:hover::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #fff;
    bottom: 4px;
    /* left: 50%;
  transform: translateX(-50%); */
}

.site-header .main-nav ul li>a {
    color: #ffffff;
    font-size: 22px;
    display: block;
    /* padding: 10px 0; */
    transition: all 0.3s;
}


/* .site-header .main-nav ul li:hover>a,
.site-header .main-nav ul li.active>a {
  color: #ffd700;
  font-weight: 700;
} */


/* 二级菜单 */

.site-header .main-nav ul li .sub_nav3 {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 200px;
    background: rgba(36, 77, 169, 0.95);
    padding: 10px 0;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
}

.site-header .main-nav ul li .sub_nav3>a::after {
    content: "";
    position: absolute;
    /* left: -31px; */
    right: -12px;
    top: 0;
    width: 44px;
    height: 100%;
}

.site-header .main-nav ul li .sub_nav4 .nav4_a:after {
    content: "";
    position: absolute;
    right: -12px;
    top: 0;
    width: 44px;
    height: 100%;
}

.site-header .main-nav ul li:hover .sub_nav3 {
    display: block;
}

.site-header .main-nav .sub_nav3>a {
    position: relative;
    display: block;
    padding: 12px 20px;
    color: #ffffff;
    font-size: 16px;
    white-space: nowrap;
    transition: background-color 0.3s, color 0.3s;
}

.site-header .main-nav .sub_nav3>a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    /* color: #ffd700; */
}


/* 三级菜单 */

.site-header .main-nav .sub_nav4 {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 180px;
    background: rgba(36, 77, 169, 0.95);
    padding: 10px 0;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    margin-left: 5px;
}

.site-header .main-nav .sub_nav3>a:hover .sub_nav4 {
    display: block;
}

.site-header .main-nav .sub_nav4 .nav4_a {
    position: relative;
    display: block;
    padding: 10px 20px;
    color: #ffffff;
    font-size: 15px;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.3s, color 0.3s;
}

.site-header .main-nav .sub_nav4 .nav4_a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    /* color: #ffd700; */
}


/* 四级菜单 */

.site-header .main-nav .sub_nav5 {
    display: none;
    position: absolute;
    top: -10px;
    left: 100%;
    min-width: 180px;
    background: rgba(36, 77, 169, 0.95);
    padding: 10px 0;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    margin-left: 5px;
}

.site-header .main-nav .sub_nav4 .nav4_a:hover .sub_nav5 {
    display: block;
}

.site-header .main-nav .sub_nav5 .nav5_a {
    display: block;
    padding: 10px 20px;
    color: #ffffff;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.3s, color 0.3s;
}

.site-header .main-nav .sub_nav5 .nav5_a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    /* color: #ffd700; */
}

.site-header.white {
    background: #fff;
    box-shadow: 0px 3px 3px #eeeeee;
}

.site-header.white .logo .img2 {
    display: block;
}

.site-header.white .logo .img1 {
    display: none;
}

.site-header.white .header-search .img2 {
    display: block;
}

.site-header.white .header-search .img1 {
    display: none;
}

.site-header.white .main-nav ul>li>a {
    color: var(--cos-primary-color);
}

.site-header.white .main-nav ul>li.active::after {
    background-color: var(--cos-primary-color);
}

.site-header.white .main-nav ul li .sub_nav3,
.site-header.white .main-nav .sub_nav3>a:hover .sub_nav4,
.site-header.white .main-nav .sub_nav4 .nav4_a:hover .sub_nav5 {
    background: rgba(255, 255, 255, 0.9);
}

.site-header.white .main-nav .sub_nav3>a,
.site-header.white .main-nav .sub_nav4 .nav4_a,
.site-header.white .main-nav .sub_nav5 .nav5_a {
    color: var(--cos-primary-color);
}

.site-header.white .main-nav .sub_nav3>a:hover,
.site-header.white .main-nav .sub_nav4 .nav4_a:hover,
.site-header.white .main-nav .sub_nav5 .nav5_a:hover {
    background: rgba(255, 255, 255, 1);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-search {
    position: relative;
    width: 28px;
    height: 28px;
    /* border: 1px solid rgba(255, 255, 255, 0.7); */
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 12px;
    cursor: pointer;
}

.header-search-form {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    width: 28px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    background: transparent;
    border-radius: 16px;
    overflow: hidden;
    transition: width .3s ease, background-color .3s ease, border-color .3s ease;
    border: 1px solid transparent;
}

.header-search.is-open .header-search-form {
    width: 240px;
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(33, 71, 137, 0.2);
}

.header-search-input {
    width: 0;
    height: 26px;
    border: 0;
    outline: 0;
    background: transparent;
    padding: 0;
    font-size: 14px;
    color: #333;
    opacity: 0;
    pointer-events: none;
    transition: width .3s ease, padding .3s ease, opacity .2s ease .1s;
    min-width: 0;
}

.header-search.is-open .header-search-input {
    width: calc(100% - 28px);
    padding: 0 6px 0 14px;
    opacity: 1;
    pointer-events: auto;
}

.header-search-btn {
    flex: 0 0 32px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.header-search .img1 {
    display: block;
}

.header-search .img2 {
    display: none;
}

.header-search.is-open .img1 {
    display: none;
}

.header-search.is-open .img2 {
    display: block;
}


/* .search-icon img {
  width: 24px;
  height: 24px;
} */

.lang {
    border-radius: 12px;
    background-color: rgb(33, 71, 137);
    width: 48px;
    height: 24px;
    text-align: center;
    line-height: 24px;
    color: #fff;
    font-size: 15px;
}

.section-footer {
    background: url(../images/index_bg5.png) no-repeat top center;
    background-size: cover;
    height: auto !important;
    overflow: hidden;
}

.section-footer .fp-tableCell {
    height: auto !important;
    display: block !important;
}

.site-footer {
    position: relative;
    /* width: 100%; */
    /* background: #071b3f; */
    color: #ffffff;
    padding-bottom: 70px;
}

.footer-logo {
    margin-bottom: 70px;
    margin-top: 70px;
}

.footer-logo img {
    width: 230px;
}

.footer-inner {
    width: 1280px;
    min-height: 220px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 30px 0;
}

.footer_b {
    display: flex;
    line-height: 34px;
}

.footer_b>div {
    border-right: 1px solid rgba(255, 255, 255, 0.3);
}

.footer_b .foot_info {
    /* padding-right: 20px; */
    /* width: 537px; */
    width: 37%;
    box-sizing: border-box;
}

.footer_b .foot_info dl {
    display: inline-flex;
    margin-bottom: 30px;
    width: 100%;
}

.footer_b .foot_info dl dt {
    width: 100px;
    /* font-weight: 700; */
    margin-right: -10px;
}

.footer_b .foot_info dl dd {
    flex: 1;
}

.footer_b .foot_info p {
    margin-top: 10px;
}

.footer_b .foot_nav {
    width: 425px;
    box-sizing: border-box;
    padding-left: 90px;
}

.footer_b .foot_nav dl {
    display: flex;
    margin-bottom: 10px;
}

.footer_b .foot_nav dl dt {
    width: 130px;
    font-weight: 700;
    line-height: 24px;
}

.footer_b .foot_nav dl dd {
    display: flex;
    flex-direction: column;
}

.footer_b .foot_nav a {
    color: #fff;
}

.footer_b .foot_think {
    padding: 0 30px;
    box-sizing: border-box;
    width: 40%;
}

.footer_b .foot_think label {
    display: flex;
    /* width: 100%; */
}

.footer_b .foot_think .label-text {
    display: block;
    color: #fff;
    font-size: 16px;
    margin-bottom: 10px;
    font-weight: 400;
    width: 80px;
}

.footer_b .foot_think input {
    /* background-color: #fff; */
    background: rgba(255, 255, 255, .8);
    border: none;
    border-radius: 10px;
    height: 50px;
    line-height: 50px;
    margin-bottom: 20px;
    font-size: 14px;
    padding: 0 20px;
    box-sizing: border-box;
    color: #333;
    width: 100%;
}

.footer input:-internal-autofill-selected {
    appearance: menulist-button;
    background-image: none !important;
    background-color: #fff !important;
    color: #FFF !important;
}

.footer input:-webkit-autofill,
.footer input:-webkit-autofill:hover,
.footer input:-webkit-autofill:focus,
.footer input:-webkit-autofill:active {
    box-shadow: 0 0 0 auto #fff;
    -webkit-text-fill-color: #FFF;
    caret-color: #fff;
    -webkit-transition-delay: 111111s;
    -webkit-transition: color 11111s ease-out, background-color 111111s ease-out;
}

.footer_b .foot_think .foot_think1,
.footer_b .foot_think .foot_think3 {
    display: inline-flex;
    justify-content: space-between;
    color: #fff;
}

.footer_b .foot_think .foot_think1 .label-text1 {
    width: 60px;
}

.footer_b .foot_think .foot_think1 label {
    width: 48%;
    display: flex;
}

.footer_b .foot_think .foot_think1 input {
    flex: 1;
}

.footer_b .foot_think .foot_think2 textarea {
    /* background-color: #fff; */
    background: rgba(255, 255, 255, .8);
    border: none;
    border-radius: 10px;
    height: 80px;
    flex: 1;
    margin-bottom: 25px;
    font-size: 14px;
    padding: 15px 20px;
    box-sizing: border-box;
    color: #333;
    resize: none;
}

.footer_b .foot_think .foot_think3 input {
    border: none;
    border-radius: 10px;
    width: 150px;
    height: 50px;
    padding: 0 20px;
    box-sizing: border-box;
    margin-bottom: 0;
    /* background-color: #fff; */
}

.footer_b .foot_think .foot_think3 .yzm {
    width: 85px;
    height: 50px;
    display: block;
    border-radius: 10px;
    overflow: hidden;
    margin: 0 15px;
}

.footer_b .foot_think .foot_think3 .yzm canvas {
    width: 100%;
    height: 100%;
}

.footer_b .foot_think .foot_think3 span.submit {
    border: none;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    cursor: pointer;
    margin-left: auto;
    background: linear-gradient(135deg, #4a7dd8, #5b8fe6);
    border-radius: 10px;
    padding: 0 40px;
    /* display: inline-block; */
    text-align: center;
    transition: all 0.3s ease;
    /* width: 140px; */
    height: 50px;
    line-height: 50px;
}

.footer_b .foot_think .foot_think3 span.submit:hover {
    background: linear-gradient(135deg, #3a6dc8, #4b7fd6);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(74, 125, 216, 0.3);
}

.footer_b .foot_think .foot_think3 a {
    position: relative;
    color: #FFF;
    font-size: 18px;
    font-weight: bold;
    white-space: nowrap;
}

.footer_b .foot_think .foot_think3 a img {
    position: absolute;
    width: 125px;
    height: 125px;
    left: -135px;
    bottom: 0;
    display: none;
}

.footer_b .foot_think .foot_think3 a:hover img {
    display: block;
}

.footer_b div.fr {
    display: inline-flex;
    justify-content: space-evenly;
    align-items: flex-start;
    width: 25%;
    border: 0;
    margin-top: -10px;
}

.footer_b div.fr a {
    display: inline-block;
    width: 130px;
}

.footer_b div.fr a span {
    text-align: center;
    font-size: 18px;
    line-height: 45px;
    display: block;
    color: #FFF;
}

.footer_b div.fr a img {
    width: 130px;
}

.footer_c {
    height: 78px;
    line-height: 78px;
    background: #091b47af;
}

.footer_c p {
    text-align: center;
    font-size: 18px;
    color: #fff;
}

.second_banner {
    height: 318px;
    background: url(../images/secBanner.jpg) no-repeat center;
    background-size: cover;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.second_banner h2 {
    font-size: 60px;
    font-weight: 700;
    margin-bottom: 100px;
}

.second_banner .second_banner_Content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 73px;
    color: #FFF;
}

.second_banner .second_banner_Content h1 {
    font-size: 35px;
    font-weight: 500;
    line-height: 40px;
}

.second_banner .second_banner_Content h2 {
    font-size: 18px;
    font-weight: normal;
    line-height: 27px;
    margin-top: 7px;
    margin-bottom: 0;
}

.warn>div {
    padding: 20px 20px 20px 55px;
    text-align: center;
    box-sizing: border-box;
}

.warn>div i {
    position: absolute;
    left: 16px;
    top: 17px;
    width: 30px;
    height: 30px;
    font-size: 30px;
    color: #e74b3b;
}

@media screen and (max-width:768px) {
    /* ============ 通用容器 ============ */
    .section-inner {
        width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
    }

    /* ============ 顶部导航 ============ */
    .site-header {
        height: 55px;
        background: rgba(36, 77, 169, .92);
    }

    .header-inner {
        width: 100%;
        padding: 0 12px;
        box-sizing: border-box;
    }

    .site-header .logo .img1,
    .site-header .logo .img2 {
        width: 110px;
    }

    /* 主导航 - 默认隐藏，通过 .is-open 显示 */
    .site-header .main-nav {
        position: fixed;
        top: 55px;
        left: 0;
        right: 0;
        bottom: 0;
        height: calc(100vh - 55px);
        background: rgba(36, 77, 169, 0.98);
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform .3s ease;
        z-index: 999;
    }

    .site-header .main-nav.is-open {
        transform: translateX(0);
    }

    .site-header .main-nav ul {
        display: block;
        gap: 0;
        padding: 10px 0;
    }

    .site-header .main-nav ul>li {
        position: static;
        height: auto;
        display: block;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .site-header .main-nav ul>li.active::after,
    .site-header .main-nav ul>li:hover::after {
        display: none;
    }

    .site-header .main-nav ul li>a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 16px;
        font-weight: 500;
        line-height: 1;
        padding: 18px 20px;
        color: #fff !important;
    }

    /* 一级菜单：有子菜单时显示右侧 chevron 箭头 */
    .site-header .main-nav ul>li:has(.sub_nav3)>a::after {
        content: '';
        width: 8px;
        height: 8px;
        border-right: 2px solid rgba(255, 255, 255, 0.7);
        border-bottom: 2px solid rgba(255, 255, 255, 0.7);
        transform: rotate(-45deg);
        transition: transform .3s ease;
        margin-right: 4px;
    }

    .site-header .main-nav ul>li.open>a::after {
        transform: rotate(45deg) translate(-2px, -2px);
    }

    /* 二级菜单容器：整体一个浅暗背景，作为折叠区视觉提示 */
    .site-header .main-nav ul li .sub_nav3 {
        display: none;
        position: static;
        transform: none;
        min-width: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.16);
        padding: 6px 0;
        border-radius: 0;
        box-shadow: none;
        font-size: 0;
    }

    .site-header .main-nav ul li.open .sub_nav3 {
        display: block;
    }

    .site-header .main-nav ul li:hover .sub_nav3 {
        display: none;
    }

    .site-header .main-nav ul li.open .sub_nav3 {
        display: block;
    }

    /* 二级 */
    .site-header .main-nav .sub_nav3>a {
        display: block;
        padding: 9px 20px 9px 38px;
        font-size: 17px;
        font-weight: 500;
        color: #fff !important;
        white-space: normal;
        position: relative;
        line-height: 1.4;
    }

    .site-header .main-nav .sub_nav3>a::before {
        content: '';
        position: absolute;
        left: 22px;
        top: 16px;
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #fff;
    }

    .site-header .main-nav .sub_nav3>a::after,
    .site-header .main-nav ul li .sub_nav4 .nav4_a:after {
        display: none;
    }

    /* 三级菜单容器（嵌套在 sub_nav3 > a 内） */
    .site-header .main-nav .sub_nav4 {
        position: static;
        margin: 2px 0 0;
        width: 100%;
        min-width: 0;
        background: transparent;
        padding: 0;
        border-radius: 0;
        box-shadow: none;
        display: block;
    }

    .site-header .main-nav .sub_nav4 .nav4_a {
        padding: 6px 20px 6px 18px;
        font-size: 16px;
        font-weight: 400;
        color: #fff !important;
        white-space: normal;
        position: relative;
        line-height: 1.4;
    }

    .site-header .main-nav .sub_nav4 .nav4_a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 15px;
        width: 10px;
        height: 1px;
        background: #fff;
    }

    /* 四级菜单容器（嵌套在 nav4_a 内） */
    .site-header .main-nav .sub_nav5 {
        position: static;
        margin: 2px 0 0;
        width: 100%;
        min-width: 0;
        background: transparent;
        padding: 0;
        border-radius: 0;
        box-shadow: none;
        display: block;
    }

    .site-header .main-nav .sub_nav5 .nav5_a {
        padding: 5px 20px 5px 22px;
        font-size: 15px;
        font-weight: 300;
        color: #fff !important;
        white-space: normal;
        position: relative;
        line-height: 1.5;
    }

    .site-header .main-nav .sub_nav5 .nav5_a::before {
        content: '';
        position: absolute;
        left: 8px;
        top: 50%;
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: #fff;
        transform: translateY(-50%);
    }

    /* 强制覆盖 .site-header.white 在移动端下的菜单/子菜单背景 */
    .site-header.white .main-nav ul li .sub_nav3,
    .site-header.white .main-nav .sub_nav3>a:hover .sub_nav4,
    .site-header.white .main-nav .sub_nav4 .nav4_a:hover .sub_nav5 {
        background: rgba(0, 0, 0, 0.16);
    }

    .site-header.white .main-nav .sub_nav4,
    .site-header.white .main-nav .sub_nav5 {
        background: transparent;
    }

    /* 汉堡按钮 */
    .nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 24px;
        height: 18px;
        margin-left: 10px;
        cursor: pointer;
    }

    .nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background: #fff;
        border-radius: 2px;
        transition: all .3s ease;
    }

    .site-header.white .nav-toggle span {
        background: var(--cos-primary-color, #214889);
    }

    .nav-toggle.is-open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.is-open span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.is-open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .header-right {
        gap: 8px;
    }

    .header-search {
        width: 24px;
        height: 24px;
    }

    .header-search-btn {
        flex: 0 0 24px;
        width: 24px;
        height: 24px;
    }

    .header-search-btn img {
        width: 18px;
        height: 18px;
    }

    .header-search-form {
        width: 24px;
        height: 30px;
    }

    .header-search.is-open .header-search-form {
        width: 180px;
    }

    .lang {
        width: 40px;
        height: 22px;
        line-height: 22px;
        font-size: 13px;
    }

    /* ============ 底部 footer ============ */
    .section-footer {
        height: auto !important;
    }

    .site-footer {
        padding: 0 15px 30px;
        box-sizing: border-box;
    }

    .footer-logo {
        margin-top: 35px;
        margin-bottom: 25px;
        text-align: center;
    }

    .footer-logo img {
        width: 160px;
    }

    .footer_b {
        display: block;
        line-height: 28px;
    }

    .footer_b>div {
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        padding: 18px 0;
        width: 100% !important;
    }

    .footer_b>div:last-child {
        border-bottom: 0;
    }

    .footer_b .foot_info {
        padding: 0;
    }

    .footer_b .foot_info dl {
        display: block;
        margin-bottom: 12px;
        font-size: 14px;
    }

    .footer_b .foot_info dl dt {
        width: auto;
        margin-right: 0;
        font-weight: 600;
        line-height: 26px;
    }

    .footer_b .foot_info dl dd {
        line-height: 24px;
    }

    .footer_b .foot_think {
        padding: 18px 0;
    }

    .footer_b .foot_think .label-text {
        font-size: 14px;
        width: 60px;
        margin-bottom: 6px;
    }

    .footer_b .foot_think input {
        height: 40px;
        line-height: 40px;
        font-size: 13px;
        margin-bottom: 14px;
        padding: 0 12px;
    }

    .footer_b .foot_think .foot_think1 {
        display: block;
    }

    .footer_b .foot_think .foot_think1 label {
        width: 100%;
        margin-bottom: 0;
    }

    .footer_b .foot_think .foot_think1 .label-text1 {
        width: 60px;
    }

    .footer_b .foot_think .foot_think2 textarea {
        height: 80px;
        font-size: 13px;
        padding: 10px 12px;
    }

    .footer_b .foot_think .foot_think3 {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
    }

    .footer_b .foot_think .foot_think3 label {
        flex: 1;
        min-width: 0;
    }

    .footer_b .foot_think .foot_think3 input {
        width: 100%;
        height: 40px;
        padding: 0 12px;
    }

    .footer_b .foot_think .foot_think3 .yzm {
        width: 80px;
        height: 40px;
        margin: 0 8px;
    }

    .footer_b .foot_think .foot_think3 span.submit {
        height: 40px;
        line-height: 40px;
        font-size: 15px;
        padding: 0 22px;
    }

    .footer_b div.fr {
        display: flex;
        justify-content: center;
        gap: 24px;
        margin-top: 10px;
        padding: 18px 0;
    }

    .footer_b div.fr a {
        width: 110px;
    }

    .footer_b div.fr a img {
        width: 110px;
    }

    .footer_b div.fr a span {
        font-size: 14px;
        line-height: 32px;
    }

    .footer_c {
        height: auto;
        line-height: 22px;
        padding: 14px 12px;
        box-sizing: border-box;
    }

    .footer_c p {
        font-size: 12px;
        line-height: 20px;
    }

    /* ============ 二级 banner ============ */
    .second_banner {
        height: 180px;
        padding: 0 15px;
        box-sizing: border-box;
    }

    .second_banner h2 {
        font-size: 28px;
        margin-bottom: 12px;
    }

    .second_banner .second_banner_Content {
        margin-top: 20px;
    }

    .second_banner .second_banner_Content h1 {
        font-size: 22px;
        line-height: 28px;
    }

    .second_banner .second_banner_Content h2 {
        font-size: 14px;
        line-height: 20px;
        margin-top: 5px;
    }

    .warn>div {
        padding: 14px 14px 14px 44px;
        font-size: 13px;
    }

    .warn>div i {
        left: 10px;
        top: 14px;
        width: 24px;
        height: 24px;
        font-size: 22px;
    }
}