header {
    position: fixed;
    top: 0;
    z-index: 9999;
    width: 100%;
    height: 1rem;
    background: rgba(255, 255, 255, 0.13);
    transition: all 0.3s;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 15rem;
    margin: 0 auto;
    height: 100%;
}

.header .hea_logo {
    display: block;
    width: 3.13rem;
    height: 0.52rem;
}

.header .hea_logo img {
    display: block;
    width: 100%;
    height: 100%;
}

.header .hea_logo img.img2 {
    display: none;
}

header:hover .header .hea_logo img.img1 {
    display: none;
}

header:hover .header .hea_logo img.img2 {
    display: block;
}

header.active .header .hea_logo img.img1 {
    display: none;
}

header.active .header .hea_logo img.img2 {
    display: block;
}

.header .hea_nav {
    display: flex;
    align-items: center;
    height: 100%;
}

.header .hea_nav .nav_item_con {
    position: relative;
    height: 100%;
    margin-left: 0.54rem;
}

.header .hea_nav .nav_item {
    display: flex;
    align-items: center;
    position: relative;
    height: 100%;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #FFFFFF;
}

.header .hea_nav .nav_item::after {
    content: "";
    position: absolute;
    top: 50%;
    left: -0.19rem;
    transform: translateY(-50%);
    width: 0.1rem;
    height: 0.1rem;
    background: #0071B2;
    border-radius: 50% 0 50% 50%;
    opacity: 0;
    transition: all 0.3s;
}

.header .hea_nav .nav_item:hover {
    color: #0071B2 !important;
}

.header .hea_nav .nav_item:hover::after {
    opacity: 1;
}


.header .hea_nav .nav_item.active::after {
    opacity: 1;
    background: #FFFFFF;
}
header.active .hea_nav .nav_item.active::after{
    background: #0071B2;
}
header:hover {
    background: #FFFFFF;
}

header:hover .header .hea_nav .nav_item {
    color: #000000;
}

header.active {
    background: #FFFFFF;
}

header.active .header .hea_nav .nav_item {
    color: #000000;
}

.nav_bor {
    width: 0.01rem;
    height: 0.16rem;
    background: #FFFFFF;
    opacity: 0.51;
    margin-left: 0.54rem;
    margin-right: 0.32rem;
    transition: all 0.3s;
}

header:hover .nav_bor {
    background: rgba(0, 0, 0, 0.51);
}

header.active .nav_bor {
    background: rgba(0, 0, 0, 0.51);
}

.nav_search {
    display: block;
    width: 0.18rem;
    height: 0.18rem;
}

.nav_search img {
    display: block;
    width: 100%;
    height: 100%;
}

.nav_search img.img2 {
    display: none;
}

header:hover .nav_search img.img1 {
    display: none;
}

header:hover .nav_search img.img2 {
    display: block;
}

header.active .nav_search img.img1 {
    display: none;
}

header.active .nav_search img.img2 {
    display: block;
}

.pub_banner .nav_bot {
    display: flex;
    align-items: center;
    position: absolute;
    bottom: 0.2rem;
    left: 2.1rem;
}

.pub_banner .nav_bot .home {
    display: block;
    width: 0.16rem;
    height: 0.16rem;
    margin-right: 0.15rem;
}

.home img {
    display: block;
    width: 100%;
    height: 100%;
}

.nav_bot_item {
    opacity: 0.5;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.16rem;
    color: #FFFFFF;
}

.nav_bot_item:last-child {
    opacity: 1;
}

.nav_arr {
    display: block;
    width: 0.07rem;
    height: 0.11rem;
    margin: 0 0.1rem;
}

.pub_nav {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 0.8rem;
    background: #F8F8F8;
}

.pub_nav a {
    position: relative;
    display: block;
    height: 0.8rem;
    margin-right: 1rem;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.18rem;
    color: #070707;
    line-height: 0.8rem;
    transition: all 0.3s;
}

.pub_nav a:last-child {
    margin-right: 0;
}

.pub_nav a::after {
    position: absolute;
    bottom: 0;
    left: 50%;
    content: "";
    transform: translateX(-50%);
    width: 100%;
    height: 0.02rem;
    background: #0071B2;
    opacity: 0;
    transition: all 0.3s;
}

.pub_nav a:hover {
    color: #0071B2;
}

.pub_nav a:hover::after {
    opacity: 1;
}

.pub_nav a.active {
    color: #0071B2;
}

.pub_nav a.active::after {
    opacity: 1;
}

.nav_item_con .nav_two {
    display: none;
    position: absolute;
    left: 50%;
    top: 1rem;
    transform: translateX(-50%);
    padding: 0.18rem 0.33rem;
    background: #0071B2;
}

.nav_item_con .nav_two a {
    margin-bottom: 0.14rem;
    display: block;
    white-space: nowrap;
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.14rem;
    color: #FFFFFF;
    line-height: 0.19rem;
    cursor: pointer;
}

.nav_item_con .nav_two a:last-child {
    margin-bottom: 0;
}

.nav_item_con .nav_two::after {
    content: "";
    position: absolute;
    top: -0.07rem;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 0.07rem solid transparent;
    border-right: 0.07rem solid transparent;
    border-bottom: 0.1rem solid #0071B2;
    /* 使用适当的蓝色 */
}

.sea_mod {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 1rem;
    left: 0;
    width: 100%;
    height: 1.5rem;
    background: #F5F5F5;
}

.search {
    position: relative;
    width: 12rem;
    margin: 0.78rem auto 0.75rem;
}

.search input {
    display: block;
    width: 12rem;
    height: 0.54rem;
    background: #FFFFFF;
    border: 0.01rem solid #CECECE;
    padding-left: 0.16rem;
    box-sizing: border-box;
    font-size: 0.16rem;
}

.search input::placeholder {
    font-family: Microsoft YaHei, Microsoft YaHei;
    font-weight: 400;
    font-size: 0.16rem;
    color: #B7B7B7;
    line-height: 0.21rem;
}

.search .sea_no {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 50%;
    right: 0.84rem;
    transform: translateY(-50%);
    width: 0.24rem;
    height: 0.24rem;
    background: #FFFFFF;
    border: 0.01rem solid #8E8E8E;
    cursor: pointer;
    border-radius: 50%;
}

.search .sea_no img {
    display: block;
    width: 0.1rem;
    height: 0.1rem;
}

.search .sea_bor {
    position: absolute;
    top: 50%;
    right: 0.65rem;
    transform: translateY(-50%);
    width: 0.01rem;
    height: 0.38rem;
    background: #C9C9C9;
}

.search .sea_btn {
    display: block;
    position: absolute;
    top: 50%;
    right: 0.21rem;
    transform: translateY(-50%);
    width: 0.24rem;
    height: 0.24rem;
    cursor: pointer;
}

.search .sea_btn img {
    width: 100%;
    height: 100%;
    display: block;
}