html {
    overflow-y: overlay;
}

body {
    margin: 0;
}

.fix_icon_box {
    position: fixed;
    right: 30px;
    top: 50%;
    margin-top: -75px;
    width: 70px;
    border-radius: 36px;
    height: 150px;
    display: flex;
    flex-flow: column;
    justify-content: space-around;
    box-shadow: 0px 0px 7px 0px rgba(197, 90, 130, 0.16);
    background: white;
    z-index: 10;
}

.container {
    box-sizing: border-box;
    min-width: 1400px;
    position: relative;
    padding-bottom: 120px;
    min-height: 100%;
}

.container header {
    width: 100%;
}

.container .content {
    width: 1200px;
    height: auto;
    margin: 0 auto;
}

.container footer {
    height: 120px;
    background: #031B24;
    width: 100%;
    display: flex;
    flex-flow: column;
    justify-content: center;
    position: absolute;
    bottom: 0;
}





.text_btn {
    color: #333;
    text-decoration: none;
    font-size: 20px;
}

.float_left {
    float: left;
}

.float_right {
    float: right;
}


.bg_btn {
    display: inline-block;
    padding: 0 20px;
    height: 40px;
    color: white;
    background: #4CAACD;
    border-radius: 20px;
    text-align: center;
    line-height: 40px;
}


.fix_icon_box img {
    width: 30px;
    display: block;
    margin: 0 auto;
}

.nav {
    height: 50px !important;
    line-height: 50px;
    position: relative;
}


.nav .text_btn {
    font-size: 16px;
    margin-left: 10px;
    color: #333;
}

header .banner_img {
    width: 100%;
}


.banner_content {
    margin: 0 auto;
}

.tag_box {
    width: 1440px;
    height: 240px;
    background: linear-gradient(0deg, #E9F7FC, #FFFFFF);
}

.tag_content {
    width: 1255px;
    height: 155px;
    background: #FFFFFF;
    border: 1px solid #AFDEEF;
    border-radius: 10px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 0 40px;
}

.tag_item {
    width: 25%;
    height: 100%;
    display: flex;
    flex-flow: column;
    justify-content: flex-start;
    position: relative;
    padding: 10px;
    padding-top: 20px;
}

.tag_item img {
    width: 28px;
}

.tag_item h3 {
    font-size: 23px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #313D50;
    line-height: 42px;
    margin: 0;
}

.tag_item p {
    width: 100%;
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #313D50;
    margin: 0;
}

.img_box {
    position: absolute;
    top: -24px;
    height: 44px;
    width: 44px;
    background: #fff;
    text-align: center;
    border-radius: 50%;
    line-height: 57px;
    box-shadow: 0px 0px 7px 0px rgba(64,158,255,0.3);
}

.banner_logo {
    position: absolute;
    top: 9px;
    left: 0px;
    width: 89px;
}

.banner_bg {
    width: 100%;
}


.banner_tag {
    width: 1200px;
    margin: 0 auto;
    position: relative;
    margin-top: 6%;
}

.main_title {
    width: 314px;
    height: 46px;
    font-size: 48px;
    font-family: Adobe Heiti Std;
    font-weight: normal;
    color: #FFFFFF;
    line-height: 73px;
    text-shadow: 0px 4px 4px rgba(24, 145, 211, 0.75);
}

.sub_title {
    font-size: 36px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #0B635A;
    text-align: center;
    line-height: 32px;
}

.theme_text {
    font-size: 48px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 90px;
}

.tag_item li {
    float: left;
    margin-right: 15px;
    margin-top: 10px;
    width: auto;
    font-size: 1.5vw;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333;
    background: white;
    border-radius: 20px;
    padding: 3px 15px;
}



.footer_content {
    width: 1200px;
    margin: 0 auto;
    position: relative;
    display: flex;
    justify-content: space-between;
}

.footer_content .company_info {
    color: #fff;
}

.footer_content .company_info p {
    margin: 3px 0px;
}

.footer_content .company_logo {
    position: absolute;
    right: 0;
    top: 0px;
}

.footer_content .company_logo img {
    width: 158px
}


.content_box {
    width: 1200px;
    height: 400px;
    margin: 0 auto;
    position: relative;
}

.content_box h3 {
    font-size: 36px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #4CAACD;
    margin: 0;
    position: absolute;
    left: 0px;
    top: 7vw;
}

.content_box p {
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #4CAACD;
    line-height: 49px;
    margin: 0;
    position: absolute;
    left: 0px;
    top: 12vw;
}


.grid_box {
    display: grid;
    grid-template-columns: repeat(2, auto);
    grid-template-rows: repeat(2, 410px);
    width: 100%;
    margin: 0 auto;
    margin-bottom: 50px;
}

.grid_box .grid_box {
    display: flex;
    align-items: center;
    justify-content: center;
    row-gap: 20px;
}

.grid_item {
    text-align: left;
    position: relative;
}

.grid_item.item1 {
    background-color: #BAEBE6;
    color: #0B635A;
}

.grid_item.item2 {
    background-color: #FADDD5;
}

.grid_item.item3 {
    background-color: #F2F7CA;
}

.grid_item.item4 {
    background-color: #DEF6FA;
}

.grid_item>div {
    flex: 1;
    padding-left: 10px;
}

.grid_item h3 {
    font-size: 36px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    line-height: 32px;
}

.grid_item p {
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #0B635A;
    line-height: 53px;
}

.grid_item.item1 .item_text {
    position: absolute;
    left: 6vw;
    top: 3vw;
}

.grid_item.item2 .item_text {
    position: absolute;
    left: 6vw;
    top: 3vw;
}

.grid_item.item3 .item_text {
    position: absolute;
    right: 5vw;
    top: 3vw;
}

.grid_item.item4 .item_text {
    position: absolute;
    right: 5vw;
    top: 3vw;
}

.grid_item.item1 img {
    position: absolute;
    bottom: 1vw;
    right: 1vw;
}

.grid_item.item2 img {
    position: absolute;
    bottom: 1vw;
    right: 6vw;
}

.grid_item.item3 img {
    position: absolute;
    left: 2vw;
    bottom: 3vw;
}

.grid_item.item4 img {
    position: absolute;
    left: 1vw;
    bottom: 1vw;
}

.func_content {
    height: 700px;
}

.func_content:nth-child(2n) {
    background: #E6EFF3;
}

.func_content_item {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
}

.func_content_item img {
    height: 288px;
}

.func_text,
.func_img_box {
    display: flex;
    flex-flow: column;
    justify-content: center;
}

.func_content_item h3 {
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #4CAACD;
    line-height: 60px;
    position: relative;
    margin: 20px 0;
}

.func_content_item h3::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 4px;
    background-color: #4CAACD;
    vertical-align: middle;
    margin-right: 15px;
}

.func_content_item p {
    font-size: 22px;
    font-family: Microsoft YaHei;
    color: #333;
    position: relative;
    margin: 0;
}

.banner_content img.banner_content_png {
    width: 470px;
    position: absolute;
    right: 0;
}
.swiper_box {
    position: absolute;
    top: 128px;
    z-index: 1;
    width: 1400px;
    left: 50%;
    margin-left: -700px;
    overflow: hidden;
}
.bottom_content_box {
    margin-top: 120px;
    position: relative;
}
.bottom_content_box img {
    width: 100%;
}
.content_item {
    width: 438px;
    height: 400px;
    background: #FFFFFF;
    box-shadow: 0px 0px 7px 0px rgba(64,158,255,0.3);
    border-radius: 10px;
    padding: 20px;
}
.content_item h3 {
    font-size: 20px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #4CAACD;
    margin: 0;
}
.swiper-container {
    height: 470px;
}
.swiper-button-prev {
    bottom: 10px;
    top: initial;
    left: 50%;
    margin-left: -80px;
    z-index: 11;
}
.swiper-button-next {
    bottom: 10px;
    top: initial;
    right: 50%;
    margin-right: -80px;
    z-index: 11;
}
.swiper-pagination {
    bottom: 24px!important;
}