header {
    position: sticky;
    top: 0;
    background-color: #fff;
    z-index: 100;
    box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.03);
}
header .logo {
    display: flex;
    align-items: center;
}
header .logo img {
    width: 65x;
    height: 65px;
}
header .logo span {
    font-size: 30px;
    margin-left: 20px;
    font-weight: 700;
    color: #2f72f5;
}
.navbar {
    height: 100px;
}
.navbar ul li {
    position: relative;
    height: 100px;
    line-height: 100px;
    margin-left: 47px;
}
.navbar ul li a {
    display: block;
    height: 100%;
    font-size: 16px;
}
.navbar ul li.on a {
    color: #2f72f5;
}
.navbar ul li.on::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, 0);
    width: 100%;
    height: 5px;
    background-color: #2f72f5;
}
.banner {
    position: relative;
    width: 100%;
    background-color: #2f72f5;
    padding: 50px 0 10px;
    overflow: hidden;
}
.banner .bg_img {
    flex: 1;
    display: block;
}
.banner .bg_img img {
    width: 100%;
}
.banner .title {
    width: 60%;
    color: #fff;
    padding-top: 40px;
    padding-right: 100px;
}
.banner .title p {
    font-size: 18px;
    margin-bottom: 32px;
    line-height: 44px;
    text-indent: 2em;
}
.banner .title h1 {
    font-size: 40px;
    margin-bottom: 50px;
    letter-spacing: 10px;
}
.card_menus {
    position: relative;
    margin-top: -75px;
    z-index: 11;
}
.card_menus ul {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    grid-gap: 20px;
}
.card_menus ul li {
    width: 100%;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0.08rem 0.6rem rgba(29, 59, 119, 0.1);
    border-radius: 5px;
}
.card_menus ul li .title {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}
.card_menus ul li .title span {
    font-size: 20px;
    margin-left: 20px;
    color: #17a20d;
}
.card_menus ul li .title img {
    display: block;
    width: 45px;
}
.card_menus ul li .platform {
    display: flex;
}
.card_menus ul li .platform .group_a {
    margin: 0 60px;
}
.card_menus ul li div a:hover {
    color: #17a20d;
}
.card_menus ul li div i {
    margin: 0 4px;
}
.card_menus ul li p {
    display: flex;
    align-items: center;
    cursor: pointer;
}
.card_menus ul li p:hover {
    color: #17a20d;
}
.card_menus ul li p img {
    display: block;
    width: 30px;
    height: 30px;
    margin-right: 10px;
}
.card_menus ul li:first-child {
    position: relative;
    z-index: 10;
}
.card_menus ul li:nth-child(2) .title span {
    color: #f00;
}
.card_menus ul li:nth-child(2) p:hover {
    color: #f00;
}
.card_menus ul li:nth-child(3) .title span {
    color: #2f72f5;
}
.card_menus ul li:nth-child(3) p:hover {
    color: #2f72f5;
}
.card_menus ul li:nth-child(3) img {
    filter: hue-rotate(65deg);
}
.card_menus ul li .mp1,
.card_menus ul li .mp2,
.card_menus ul li .mp3 {
    position: relative;
    cursor: pointer;
}
.card_menus ul li .mp1 img,
.card_menus ul li .mp2 img,
.card_menus ul li .mp3 img {
    display: block;
    width: 30px;
    height: 30px;
    margin-right: 10px;
}
.card_menus ul li .mp1 .dropmenu,
.card_menus ul li .mp2 .dropmenu,
.card_menus ul li .mp3 .dropmenu {
    position: absolute;
    top: 150%;
    left: 50%;
    transform: translate(-50%, 0) scale(0);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
    z-index: 90;
    filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.1));
}
.card_menus ul li .mp1 .dropmenu::before,
.card_menus ul li .mp2 .dropmenu::before,
.card_menus ul li .mp3 .dropmenu::before {
    content: "";
    position: absolute;
    top: -20px;
    left: 50%;
    width: 0;
    height: 0;
    transform: translate(-50%, 0);
    border: 10px solid transparent;
    border-bottom-color: #fff;
}
.card_menus ul li .mp1 .dropmenu img,
.card_menus ul li .mp2 .dropmenu img,
.card_menus ul li .mp3 .dropmenu img {
    width: 100%;
    height: 100%;
    margin: 0;
}
.card_menus ul li .mp1:hover,
.card_menus ul li .mp2:hover,
.card_menus ul li .mp3:hover {
    color: #17a20d;
}
.card_menus ul li .mp1:hover .dropmenu,
.card_menus ul li .mp2:hover .dropmenu,
.card_menus ul li .mp3:hover .dropmenu {
    transform: translate(-50%, 0) scale(1);
}
.card_menus ul li .mp2:hover {
    color: #f00;
}
.card_menus ul li .mp3:hover {
    color: #2f72f5;
}
.introduction {
    padding-top: 70px;
}
.introduction .title_hd {
    margin-bottom: 65px;
}
.introduction .title_hd p {
    text-transform: uppercase;
    font-size: 28px;
    color: #2f72f5;
    text-indent: 0;
}
.introduction .title_hd h2 {
    font-size: 36px;
    margin-top: 10px;
}
.introduction p {
    color: #333333;
    line-height: 26px;
    text-indent: 2em;
}
.introduction p em {
    font-weight: 700;
    color: #000;
}
.introduction .img_box {
    position: relative;
    width: 375px;
    height: 506px;
    margin-left: 150px;
}
.introduction .img_box img {
    position: absolute;
    top: 40px;
}
.server {
    position: relative;
    width: 100%;
    height: 436px;
    background-image: url("../image/bj1.jpg");
    background-repeat: no-repeat;
    background-size: 100%;
    z-index: -1;
}
.server .info {
    color: #fff;
}
.server .info h2 {
    font-size: 36px;
    margin-bottom: 20px;
}
.server .info p {
    font-size: 20px;
}
.menu_wrapper {
    margin-top: -80px;
}
.menu_wrapper ul {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}
.menu_wrapper ul li {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 162px;
    background-color: #478cff;
    color: #fff;
}
.menu_wrapper ul li:nth-child(2n) {
    background-color: #1a6bf5;
}
.menu_wrapper ul li img {
    width: 40px;
    height: 40px;
    margin-right: 26px;
}
.menu_wrapper ul li:first-child img,
.menu_wrapper ul li:last-child img {
    width: 45px;
    height: 45px;
}
.menu_wrapper ul li span {
    display: block;
    text-transform: uppercase;
    font-size: 14px;
    margin-top: 6px;
}
.solution {
    padding: 100px 0;
}
.solution .title_hd {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 100px;
}
.solution .title_hd span {
    text-transform: uppercase;
    font-size: 24px;
    color: #2f72f5;
}
.solution .title_hd p {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    letter-spacing: 10px;
}
.solution ul {
    display: flex;
}
.solution ul li {
    width: 200px;
    height: 615px;
    background: url(../image/r4.png) no-repeat 50% #478cff;
    background-position-y: 90%;
    background-size: 180px 180px;
    padding: 120px 30px;
    transition: flex 0.3s linear;
    overflow: hidden;
    cursor: pointer;
}
.solution ul li:nth-child(2n) {
    background-color: #1a6bf5;
}
.solution ul li:nth-child(2) {
    background-image: url(../image/r3.png);
}
.solution ul li:nth-child(3) {
    background-image: url(../image/r5.png);
    background-size: 150px 165px;
}
.solution ul li p {
    color: #fff;
    margin-bottom: 90px;
    font-size: 18px;
}
.solution ul li img {
    display: block;
    margin: 0 auto;
}
.solution ul li .big {
    width: 450px;
    transform: translateX(-200%);
    opacity: 0;
}
.solution ul li .mini {
    display: block;
}
.solution ul li.on {
    flex: 1;
    background-color: #f5f5f5;
    background-size: 350px 350px;
    background-position: 97% 90%;
}
.solution ul li.on:nth-child(2) {
    background-size: 280px 280px;
}
.solution ul li.on:nth-child(3) {
    background-size: 300px 275px;
}
.solution ul li.on .mini {
    display: none;
}
.solution ul li.on .big {
    display: block;
    width: 450px;
    opacity: 1;
    transform: translateX(0);
    transition: all 0.5s linear 0.1s;
}
.solution ul li.on .big h2 {
    font-size: 28px;
    color: #2f72f5;
    font-weight: 400;
    margin-bottom: 5px;
}
.solution ul li.on .big .desc {
    font-size: 12px;
    color: #999;
    margin-bottom: 0;
}
.solution ul li.on .big .line {
    display: block;
    width: 200px;
    height: 1px;
    background-color: #e5e5e5;
    margin: 30px 0 10px;
}
.solution ul li.on .big .info p {
    color: #333;
    margin-bottom: 10px;
    font-size: 16px;
    text-indent: 2em;
    line-height: 26px;
}
.open_account {
    height: 800px;
    padding: 100px 0;
    margin-bottom: 50px;
    background-color: #f4f4f4;
}
.open_account .title_hd {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 100px;
}
.open_account .title_hd span {
    text-transform: uppercase;
    font-size: 24px;
    color: #2f72f5;
}
.open_account .title_hd p {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    letter-spacing: 10px;
}
.open_account ul {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 80%;
    margin: 0 auto;
}
.open_account ul li {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.open_account ul li:not(:last-child) {
    border-right: 1px solid #a2a2a2;
}
.open_account ul li img {
    display: block;
}
.open_account ul li h3 {
    font-size: 22px;
    font-weight: 400;
    margin: 20px 0;
}
.open_account ul li span {
    color: #999999;
}
.open_account .wrapper {
    position: relative;
    height: 100%;
}
.open_account .img1 {
    position: absolute;
    bottom: -35%;
    left: 53%;
    transform: translate(-50%, 0);
}
.culture,
.cooperation {
    padding: 100px 0;
}
.culture .title_hd,
.cooperation .title_hd {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 100px;
}
.culture .title_hd span,
.cooperation .title_hd span {
    text-transform: uppercase;
    font-size: 24px;
    color: #2f72f5;
}
.culture .title_hd p,
.cooperation .title_hd p {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    letter-spacing: 10px;
}
.culture ul,
.cooperation ul {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 20px;
}
.culture ul li,
.cooperation ul li {
    background-color: #f4f4f4;
    cursor: pointer;
}
.culture ul li .info,
.cooperation ul li .info {
    padding: 30px;
}
.culture ul li .info h3,
.cooperation ul li .info h3 {
    font-size: 24px;
    font-weight: 400;
}
.culture ul li .info .line,
.cooperation ul li .info .line {
    display: block;
    width: 40px;
    height: 3px;
    background-color: #333;
    margin: 30px 0;
    transition: width 0.1s linear;
}
.culture ul li img,
.cooperation ul li img {
    display: block;
    width: 100%;
    height: 228px;
    object-fit: cover;
}
.culture ul li:hover,
.cooperation ul li:hover {
    background-color: #2f72f5;
    color: #fff;
}
.culture ul li:hover .line,
.cooperation ul li:hover .line {
    width: 80px;
    background-color: #fff;
}
.cooperation {
    position: relative;
    background-color: #f4f4f4;
}
.cooperation .title_hd {
    margin-bottom: 70px;
}
.cooperation .adv_img {
    margin-bottom: 50px;
}
.cooperation .adv_img p {
    font-size: 30px;
    color: #2f72f5;
    margin-top: 30px;
}
.cooperation ul {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 20px;
}
.cooperation ul li {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #fff;
    padding: 30px;
    border: 1px solid #fff;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s linear;
}
.cooperation ul li img {
    width: 65px;
    height: 65px;
}
.cooperation ul li h3 {
    font-size: 20px;
    font-weight: 400;
    margin-top: 25px;
}
.cooperation ul li p {
    font-size: 18px;
    margin-top: 15px;
    color: #666;
}
.cooperation ul li:hover {
    border-color: #2f72f5;
    background-color: #fff;
    transform: translateY(-10px);
}
.cooperation ul li:hover h3 {
    color: #2f72f5;
}
.cooperation::before {
    content: "";
    position: absolute;
    top: -30px;
    left: 50%;
    width: 200px;
    height: 100px;
    background-color: #f4f4f4;
    transform: translate(-50%, 0);
    border-radius: 150px 150px 0 0;
}
.contactus {
    position: relative;
    padding-top: 100px;
}
.contactus::before {
    content: "";
    position: absolute;
    top: -30px;
    left: 50%;
    width: 200px;
    height: 100px;
    background-color: #fff;
    transform: translate(-50%, 0);
    border-radius: 150px 150px 0 0;
}
.contactus ul {
    margin-bottom: 100px;
}
.contactus ul li {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 80px;
}
.contactus ul li img {
    width: 78px;
    height: 78px;
    padding: 22px;
    border: 1px solid #e5e5e5;
    border-radius: 5px;
}
.contactus ul li h3 {
    font-size: 16px;
    margin: 24px 0;
    color: #333;
    font-weight: 400;
}
.contactus ul li span {
    color: #2f72f5;
}
.contactus .map {
    display: block;
    width: 100%;
}
footer {
    width: 100%;
    height: 285px;
    background-color: #000;
    color: #fff;
}
footer .logo {
    display: flex;
    align-items: center;
}
footer .logo img {
    width: 65x;
    height: 65px;
}
footer .logo span {
    font-size: 30px;
    margin-left: 20px;
}
footer ul {
    display: flex;
    align-items: center;
}
footer ul li {
    height: 100px;
    line-height: 100px;
    margin-right: 47px;
}
footer ul li a {
    display: block;
    height: 100%;
    font-size: 16px;
    color: #fff;
}
footer .code .codeStyle {
    display: block;
    width: 200px;
    height: 200px;
}
.copyright a {
    color: #fff;
}

.dropdown-content {
    display: none; /* 默认隐藏 */
    position: absolute;
    background-color: #f9f9f9;
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2);
    margin-top: -15px;
    padding: 7px 0;
    right: -8px;
    border: 1px solid #eee;
    border-radius: 5px;
    z-index: 220;
    width: 200px;
}
.dropdown-content p {
    padding: 8px 10px;
    line-height: 40px;
}

.dropdown-content p:hover {
  cursor: pointer;
   color:#409eff
}