html {
    overflow-y: overlay;
}

body {
    margin: 0;
    background: url(./images/content_bg.png) 100% no-repeat;
    background-size: auto;
}


.container {
    box-sizing: border-box;
    min-width: 1400px;
    position: relative;
    padding-bottom: 180px;
    min-height: 100%;
    overflow: hidden;
}

.container header {
    width: 100%;
    background: #427180;
}

.container .content {
    height: auto;
    margin: 0 auto;
    text-align: center;
}

.container footer {
    height: 120px;
    background: #0A303C;
    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: #427180;
    border-radius: 4px;
    text-align: center;
    line-height: 40px;
}


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

.nav {
    width: 1200px;
    height: 50px !important;
    line-height: 50px;
    position: relative;
}

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

.banner_content {
    position: relative;
    background-size: cover;
}

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

.banner_bg {
    width: 100%;
}


.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: 54px;
    font-weight: 400;
    color: #1158E8;
    text-align: center;
    margin:80px 0;
}
.sub_title p {
    margin:0px;
}
.sub_title .title{
    margin-bottom: 15px;
}
.sub_title .division{
    width: 80px;
    height: 4px;
    background: #1158E8;
    margin: 0 auto;
}

.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;
}
.scroll_content {
    overflow: hidden;
}
.content_item {
    display: inline-block;
    width: 290px;
    background-size: cover !important;
    padding: 20px 15px;
    text-align: center;
    position: relative;
    margin: 0 9px;
}
.content_item:first-child {
    margin-left: 0;
}
.content_item:last-child {
    margin-right: 0;
}

.content_item.item1 {
    background: url(./images/infobg1.png) 100% no-repeat;
}
.content_item.item2 {
    background: url(./images/infobg2.png) 100% no-repeat;
}
.content_item.item3 {
    background: url(./images/infobg3.png) 100% no-repeat;
}
.content_item.item4 {
    background: url(./images/infobg4.png) 100% no-repeat;
}
.content_item.item5 {
    background: url(./images/infobg5.png) 100% no-repeat;
}

.content_item h4 {
    font-size: 38px;
    font-family: Adobe Heiti Std;
    font-weight: normal;
    color: #FFFFFF;
    margin-top: 38px;
    margin-bottom: 33px;
}
.content_item h5 {
    margin: 0;
    font-size: 14px;
    font-family: Adobe Heiti Std;
    font-weight: normal;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 53px;
}
.content_item .icon_box {
    width: 96px;
    margin: 0 auto;
    background: white;
    border-radius: 50%;
    height: 96px;
    line-height: 135px;
}


.content_item .bg_btn {
    position: absolute;
    bottom: 25px;
    left: 50%;
    margin-left: -60px;
}

.banner_dot {
    width: 138px;
    position: absolute;
    right: 0;
    bottom: -138px;
}

.content_item .content_item_tag {
    font-family: Adobe Heiti Std;
    font-weight: normal;
    color: white;
    text-align: center;
    display: flex;
    flex-flow: column;
}

.content_item .content_item_tag span {
    display: block;
    white-space: nowrap;
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    margin-bottom: 8px;
}
.sale_manage .content_item_tag span {
    min-width: 234px;
}
.product_manage .content_item_tag span {
    min-width: 230px;
}

.flex_wrap_content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.flex_content {
    display: flex;
    justify-content: space-between;
}
.flex_content_around {
    display: flex;
    justify-content: space-around;
}

.serviceItem {
    display: flex;
    flex-flow: column;
    justify-content: space-between;
}
.serviceItem img {
    display: block;
    margin: 0 auto;
}

.serviceItem p {
    font-size: 27px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    text-align: center;
}

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

.footer_content .company_info {
    color: white;
}

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

.footer_content .company_logo {
    position: absolute;
    right: 0;
    top: -14px;
}

.footer_content .company_logo img {
    width: 158px
}

.content_img {
    width: 1292px;
    margin:130px 0;
}

.banner_info {
    position: absolute;
    top: 3vw;
    width: 1292px;
    left: 50%;
    margin-left: -646px;
    display: flex;
    justify-content: start;
}
.banner_tags {
    display: flex;
    flex-flow: column;
    justify-content: space-around;
    width: 124px;
    height: 241px;
    background: #FFFFFF;
    border-radius: 10px;
    text-align: center;
}
.banner_tags span {
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #427180;
}
.banner_theme {
    display: flex;
    flex-flow: column;
    justify-content: center;
    margin-left: 34px;
}
.banner_theme p {
    font-size: 30px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #427180;
    margin: 10px 0;
}