html, body {
    position: relative;
    height: 100%;
}

body {
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 16px;
    color: #000;
    margin: 0;
    padding: 0;
}

.swiper-container {
    width: 100%;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

/* .collapse.show {
	background: #eee;
}
*/
.navbar-light .navbar-nav .nav-link {
    color: white;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: white;
}

.navbar-light .navbar-nav .nav-link:active {
    color: white;
}

.navbar-light .navbar-nav .nav-link:link {
    color: white;
}

.active {
    color: white;
}

.navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 3rem;
    padding-left: 3rem;
}

.navContain {
    position: relative;
}

.nav-white {
    background: #FFFFFF;
}

#arrowActive5, #arrow5 {
    position: absolute;
    left: 50%;
    margin-left: -25px; 
    float: left;
    width: 50px;
    height: 0;
    border-width: 1px;
    border-style: solid;
    color: #FFFFFF;
    background: #FFFFFF;
}

#arrow1, #arrowActive1 {
    position: absolute;
    left: 50%;
    margin-left: -25px; 
    float: left;
    width: 50px;
    height: 0;
    border-width: 1px;
    border-style: solid;
    color: #FFFFFF;
    background: #FFFFFF;
}

#arrow2, #arrowActive2 {
    position: absolute;
    left: 50%;
    margin-left: -25px; 
    float: left;
    width: 50px;
    height: 0;
    border-width: 1px;
    border-style: solid;
    color: #FFFFFF;
    background: #FFFFFF;
}

#arrow3, #arrowActive3 {
    position: absolute;
    left: 50%;
    margin-left: -25px; 
    float: left;
    width: 50px;
    height: 0;
    border-width: 1px;
    border-style: solid;
    color: #FFFFFF;
    background: #FFFFFF;
}

#arrow4, #arrowActive4 {
    position: absolute;
    left: 50%;
    margin-left: -25px; 
    float: left;
    width: 50px;
    height: 0;
    border-width: 1px;
    border-style: solid;
    color: #FFFFFF;
    background: #FFFFFF;
}

.footer {
    background-color: #042F7D;
    text-align: left;
    padding-top: 1em;
}

.itemTitle {
    font-size: 1em;
    font-weight: bold;
    color: #FFFFFF;
    padding-bottom: 0.5em;
}

.item a, .item {
    font-size: 0.9em;
    color: #FFFFFF;
    margin-bottom: 0.5em;
}

.logoItem {
    width: 1em;
    height: 1em;
    margin-right: 0.5em;
}

.link {
    width: 2em;
    height: 2em;
    background-size: contain;
    margin-right: 1.5em;
}

@media (max-width: 767.98px) {
    body {
        font-size: 12px;
    }
}



.swiper-btn {
    position: absolute;
    right: 450px;
    bottom: 50px;     
    width: 120px;
}

.iconfont {
    font-size: 10px;
    color: #fff;
}

.swiper-button {
    display: inline-block;
    line-height: 35px;
    text-align: center;
    border-radius: 50%;
    border: 2px solid #FFFFFF;
}

.navbar-brand {
    padding-left: 10%;
}

.section1 {
    width: 100%;
    text-align: center;
    padding-bottom: 135px;
    padding-top: 80px;
    background: #FAFAFA;
}

.section2 {
    width: 100%;
    text-align: center;
    padding-bottom: 40px;
    padding-top: 80px;
    background: #FFFFFF;
}

.section3 {
    width: 100%;
    text-align: center;
    padding-bottom: 198px;
    background: #FFFFFF;
}

.section4 {
    width: 100%;
    text-align: center;
    padding-bottom: 198px;
    background: #FFFFFF;
}

.section5 {
    width: 100%;
    text-align: center;
    padding-bottom: 198px;
    background: #FFFFFF;
}

.section6 {
    width: 100%;
    text-align: center;
    padding-bottom: 198px;
    background: #FFFFFF;
}

.section7 {
    width: 100%;
    text-align: center;
    padding-bottom: 135px;
    padding-top: 120px;
    background: #FAFAFA;
}

.contact-section1 {
    width: 100%;
    padding-top: 105px;
    padding-bottom: 198px;
    background: #FAFAFA;
}

.contact-section2 {
    width: 100%;
    padding-top: 80px;
    padding-bottom: 88px;
    background: #FFFFFF;
}

.section1-title {
    font-size: 50px;
}

.section2-title {
    font-size: 50px;
}

.section1-list {width: 100%;margin: 0 auto;text-align: center;}
.section2-list {width: 100%;margin: 0 auto;text-align: center;}
.section3-list {width: 100%;margin: 0 auto;text-align: center;padding-top: 192px;}
.section4-list {width: 100%;margin: 0 auto;text-align: center;padding-top: 192px;}
.section5-list {width: 100%;margin: 0 auto;text-align: center;padding-top: 192px;}
.section6-list {width: 100%;margin: 0 auto;text-align: center;padding-top: 192px;}

.section1-title-en {color: #227CFF;font-size: 26px;opacity: 0.4;margin-bottom: 100px;}

.section1-item{display: inline-block;background: #FFFFFF; color: #191919;font-size: 24px;padding-bottom: 48px;padding-top: 48px;}
.section2-item{display: inline-block;background: #E8F2FF; color: #191919;font-size: 20px;padding-bottom: 56px;padding-top: 57px;border-radius: 20px;width: 203px;margin-bottom: 40px;margin-right: 30px;margin-left: 30px;}

.nav-scroll {background: #FFFFFF; color: #4790FB;}
.nav-top #nav4 {background: #FFFFFF;border-radius: 19px; color: #191919;}
.nav-scroll #nav4 {background: #4790FB;border-radius: 19px; color: #FFFFFF;}
.nav-white #nav4 {background: #4790FB;border-radius: 19px; color: #FFFFFF;}

.nav-top #arrowActive5,.nav-top #arrow5 {color: #FFFFFF;}
.nav-top #arrowActive4,.nav-top #arrow4 {color: #FFFFFF;}
.nav-top #arrowActive3,.nav-top #arrow3 {color: #FFFFFF;}
.nav-top #arrowActive2,.nav-top #arrow2 {color: #FFFFFF;}
.nav-top #arrowActive1,.nav-top #arrow1 {color: #FFFFFF;}
.nav-top #navbarDropdown {color: #FFFFFF;}

.nav-scroll .navbar-nav .nav-link:link {color: #4790FB;}
.nav-scroll .navbar-nav .nav-link:hover {color: #4790FB;}
.nav-scroll .navbar-nav .nav-link {color: #4790FB;}
.nav-scroll #arrowActive5, #arrow5 {color: #4790FB;}
.nav-scroll #arrowActive4, #arrow4 {color: #4790FB;}
.nav-scroll #arrowActive3, #arrow3 {color: #4790FB;}
.nav-scroll #arrowActive2, #arrow2 {color: #4790FB;}
.nav-scroll #arrowActive1, #arrow1 {color: #4790FB;}
.nav-scroll #navbarDropdown {color: #4790FB;}

.nav-white .navbar-nav .nav-link:link {color: #4790FB;}
.nav-white .navbar-nav .nav-link:hover {color: #4790FB;}
.nav-white .navbar-nav .nav-link {color: #4790FB;}
.nav-white #arrowActive5, #arrow5 {color: #4790FB;}
.nav-white #arrowActive4, #arrow4 {color: #4790FB;}
.nav-white #arrowActive3, #arrow3 {color: #4790FB;}
.nav-white #arrowActive2, #arrow2 {color: #4790FB;}
.nav-white #arrowActive1, #arrow1 {color: #4790FB;}
.nav-white #navbarDropdown {color: #4790FB;}

.section1-fill {width: 70px;display: inline-block;}
.section2-fill {width: 12px;display: inline-block;}

.section3-item1 {margin-bottom: 236px;}
.section3-item1-left {display: inline-block;}
.section3-item1-right {display: inline-block;vertical-align: top;}
.section3-item2-left {display: inline-block;vertical-align: top;}
.section3-item2-right {display: inline-block;}
.section3-item-title {color: #191919;font-size: 40px;margin-bottom: 80px;}
.section3-item-content {color: #808080; font-size: 30px;}

.section4-item1 {margin-bottom: 236px;}
.section4-item1-left {display: inline-block;}
.section4-item1-right {display: inline-block;vertical-align: middle;}
.section4-item2-left {display: inline-block;vertical-align: middle;}
.section4-item2-right {display: inline-block;}
.section4-item-title {color: #191919;font-size: 40px;margin-bottom: 80px;}
.section4-item-content {color: #808080; font-size: 30px;}

.section5-item1 {margin-bottom: 236px;}
.section5-item1-left {display: inline-block;}
.section5-item1-right {display: inline-block;vertical-align: top;}
.section5-item-title {color: #191919;font-size: 40px;margin-bottom: 80px;}
.section5-item-content {color: #808080; font-size: 30px;}

.section6-item1 {margin-bottom: 236px;}
.section6-item1-left {display: inline-block;}
.section6-item1-right {display: inline-block;vertical-align: middle;}
.section6-item-title {color: #191919;font-size: 40px;margin-bottom: 80px;}
.section6-item-content {color: #808080; font-size: 30px;}

.contact-section1-content {font-size: 32px;color: #1A1A1A;width: 68%;margin: 0 auto;text-indent: 64px;}
.contact-section1-title {
    font-size: 50px;
    text-align: center;
}
.contact-section1-title-en {color: #227CFF;font-size: 26px;opacity: 0.4;margin-bottom: 60px;text-align: center;}

.contact-button{width: 496px;background: #EBF2FA;height: 70px;text-align: center;font-size: 30px;border-radius: 10px;margin: 0 auto;margin-top: 139px;}

.contact-input {margin-top: 24px; background: #EBF2FA; border: none;}

.help-block {color: red;}

#back-to-top {
    display: none; /* 默认隐藏 */
    width: 60px;
    height: 85px;
    position: fixed; 
    bottom: 220px; 
    right: 3px; 
    z-index: 99; 
    border: none;
    outline: none;
    background-color: #FFFFFF;
    /*background: url('../images/backToTop.png') no-repeat center center;  设置背景颜色，你可以设置自己想要的颜色或图片 */
    color: #9A9A9A; /* 文本颜色 */
    font-size: 14px;
    cursor: pointer; 
    padding: 15px; 
    text-align: center;
    box-shadow: -4px 4px 12px rgba(34, 124, 255, 0.06);
}

.consult {
    display: none; /* 默认隐藏 */
    width: 60px;
    height: 85px;
    position: fixed; 
    bottom: 135px; 
    right: 3px; 
    z-index: 99; 
    border: none;
    outline: none;
    background-color: #FFFFFF;
    /*background: url('../images/backToTop.png') no-repeat center center;  设置背景颜色，你可以设置自己想要的颜色或图片 */
    color: #9A9A9A; /* 文本颜色 */
    font-size: 14px;
    cursor: pointer; 
    padding: 15px; 
    text-align: center;
    box-shadow: -4px 4px 12px rgba(34, 124, 255, 0.06);
}

.banner {width: 100%;}
.banner-content {width: 520px;position: relative;top: -150px;left: 100px;color: #FFFFFF;}

.business-section {padding-top: 70px;}
.business-item-icon {width: 160px;height: 160px;background: #FFFFFF;box-shadow: 2px 2px 10px rgba(71, 144, 251, 0.24);border-radius: 50%;opacity: 1;margin: 0 auto;text-align: center;line-height: 160px;}
.business-item {padding-top: 40px;height: 625px;box-shadow: 4px 4px 12px rgba(34, 124, 255, 0.2);border-radius: 20px;margin-right: 2%;margin-left: 2%;margin-bottom: 64px;padding-left: 12px;padding-right: 12px;}
.business-item-title {margin-top: 32px;font-size: 30px;color: #191919;margin-bottom: 32px;width: 100%;text-align: center;}
.business-item-content {font-size: 20px;color: #808080;line-height: 36px;}

.dropdown-menu {border-radius: 0;}
.dropdown-item {margin-bottom: 10px;}

.index-banner-title {font-size: 4vw;color: #FFFFFF;position: relative;top: -38vw;left: 15vw;width: 25vw;}
.index-banner-border {width: 13vw;border: 2px solid #FFFFFF;position: relative;top: -32vw;left: 15vw;}
.index-banner-description {font-size: 2vw;color: #FFFFFF;position: relative;top: -28vw;left: 15vw;width: 30vw;}

.bussiness-banner-content{font-size: 2vw;color: #FFFFFF;width: 100%;text-align: center;position: relative;top: -16vw;}
.bussiness-banner-contact {height: 3.5vw;color: #000000;background: #FFFFFF;width: 18vw;margin: 0 auto;text-align: center;line-height: 3.5vw;font-size: 1.5vw;border-radius: 8vw;position: relative;top: -10vw;}