/* global css start */
*{padding: 0;margin: 0;}
ul {
    list-style: none;
    margin: 0;
}
img{
    vertical-align: top;
}
.clearfix::after {
    content: '';
    clear: both;
}
a{
    color:#333;
    text-decoration: none;
}
body{
    font: 16px "Helvetica Neue","Helvetica","Arial",sans-serif;
    min-width: 1100px;
}
:root{
    --color-primary:#00a0ea;
}
/* global css end */

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
    position: sticky;
    top: 0;
    z-index: 9;
    background:#fff;
}

.header .logo {
    float: left;
}

.header .nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header .nav .menu {
    display: flex;
    line-height: 100px;
    font-size: 18px;
    min-width: 635px;
}
.header .nav .menu::after{
    content: '|';
    color:var(--color-primary);
    margin-right: 76px;
}
.header .nav .menu li{
    margin-right: 3vw;
}
.header .nav .menu a{
    display: block;
    padding: 0 25px;
    color: var(--color-primary);
}
.header .nav .menu a:hover{
    color:#fff;
    background:var(--color-primary);
}
@media screen and (max-width:1500px) {
    .header .nav .menu li{
        margin-right: 2.5vw;
    }
    .header .nav .menu a{
        padding: 0 15px;
    }
}
@media screen and (max-width:1300px) {
    .header .nav .menu li{
        margin-right: 2vw;
    }
    .header .nav .menu::after{
        margin-right: 36px;
    }
}
@media screen and (max-width:1200px) {
    .header .nav .menu li{
        margin-right: 1.5vw;
    }
    .header .nav .menu a{
        padding: 0 10px;
    }
}
.swiper {
    width: 100%;
}
.swiper .swiper-slide{
    height: auto;
}  
.swiper img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.custom-banner-view{
    position: absolute;
    right: 0;
    bottom: 0;
    background:#fff;
    width: 483px;
    height: 146px;
    z-index: 1;
    display: flex;
    padding: 17px;
    box-sizing: border-box;
    display: none;
}
.custom-button-box{
    margin-right: 17px;
    position: relative;
    width: 163px;
    --swiper-navigation-size: 22px;
    --swiper-navigation-color:#e3e3e3;
}
.custom-button-box::before{
    position: absolute;
    left: 50%;
    top: 50%;
    content: '|';
    transform: translateY(-50%);
    color:#dcdcdc;
}
.custom-swiper .swiper-button-prev,.custom-swiper .swiper-button-next{
    background:rgba(0, 0, 0, .5);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    --swiper-navigation-size:20px;
    --swiper-navigation-color:#fff;
    transition: all .3s;
}
.custom-swiper .swiper-button-prev:hover,.custom-swiper .swiper-button-next:hover{
    background:var(--color-primary);
}
.custom-swiper .swiper-button-prev{
    left: 30px;
}
.custom-swiper .swiper-button-next{
    right: 30px;
}
.custom-button-box .swiper-button-prev,.custom-button-box .swiper-button-next{
    transition: all .3s;
}
.custom-button-box .swiper-button-prev:hover,.custom-button-box .swiper-button-next:hover{
    opacity: 1 !important;
    --swiper-navigation-color:var(--color-primary);
}
.custom-swiper .swiper-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 22px;
    line-height: 22px;
}
.custom-swiper .swiper-pagination-bullet{
    width: 9px;
    height: 9px;
    background:#fff;
    opacity: 1;
    text-indent: -9999px;
}
.custom-swiper .swiper-pagination-bullet-active{
    width: auto;
    height: auto;
    background:none;
    color:#fff;
    text-indent: 0;
    font-weight: bold;
}
.custom-banner-viewport{
    flex: 1;
}
.custom-banner-viewport img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.about{
    padding: 100px 0;
    text-align: center;
    background:url(../images/about-bg.jpg) no-repeat;
}
.about .title{
   font-size: 36px; 
}
.about .en-title{
    padding: 16px 0;
    font-size: 24px;
    color:var(--color-primary)
}
.about .en-title::after{
    content: '';
    display: block;
    width: 54px;
    height: 4px;
    background:var(--color-primary);
    border-radius: 3px;
    margin: 20px auto;
}
.section .left-hd{
    width: 45%;
}
.section .left-hd img{
    max-width: 100%;
}
.section .right-content{
    flex: 1;
}
.section .right-content img{
    max-width: 100%;
}
.section .slogn{
    font-size: 24px;
    margin: 30px 0;
}
.section .desc{
    font-size: 18px;
    line-height: 36px;
    max-width: 890px;
    margin: 0 auto;
}
.section a{
    display: inline-block;
    margin-top: 60px;
    padding-right: 15px;
    color: var(--color-primary);
    background:url(../images/arrow-right.png) no-repeat right center;
}

.section-2{
    display: flex;
    align-items: center;
    /* background: url(../images/section2-bg.jpg) no-repeat right 40px bottom; */
    
}
.section-2 .right-content{
    padding-left: 118px;
    padding-right: 50px;
}
@media screen and (max-width:1200px) {
    .section-2 .headline{
        font-size: 26px;
    }
    .section-2 .right-content{
        padding-left: 50px;
        padding-right: 50px;
    }
    .section a{
        margin-top: 30px;
    }
    .section .slogn{
        font-size: 20px;
        margin: 15px 0;
    }
    .section .desc{
        font-size: 16px;
        line-height: 28px;
    }
}
.section-2 .headline{
    font-size: 36px;
}
.section-2 .headline::after{
    content: '';
    display: block;
    width: 54px;
    height: 4px;
    background:var(--color-primary);
    border-radius: 3px;
    margin: 20px 0;
}

.contact{
    display: flex;
}
.contact .left-hd{
    background:#f5f6f8;
    display: flex;
    align-items: center;
}

.contact .tel{
    width: 540px;
    display: flex;
    flex-wrap: wrap;
    margin: 0 auto;
    justify-content: space-between;
    
}
.contact .left-hd dl{
    width: 200px;
    margin: 12px 0;
    line-height: 30px;
}
.contact .content{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 60px;
}
.contact .content .title{
    font-size: 30px;
}
.contact .content .phone{
    margin-top: 20px;
    font-size: 20px;
    color:var(--color-primary)
}
.contact .content .qrcode{
    font-size: 14px;
    text-align: center;
}

.mail{
    font-size: 18px;
    padding: 60px 0;
    text-align: center;
    color:#fff;
    background:url(../images/mail.jpg) no-repeat;
}
.mail .slogn{
    font-size: 28px;
}
.mail p{
    margin: 30px 0;
}
.mail a{
    line-height: 60px;
    color:#fff;
    display: inline-flex;
    width: 282px;
    height: 60px;
    border: 1px solid #fff;
    border-radius: 10px;
    background:#83b6d1;
    align-items: center;
    justify-content: center;
}
.mail a img{
    margin-right: 20px;
}
.copyright{
    line-height: 88px;
    color:#fff;
    text-align: center;
    background:#646462;
    white-space: pre;
}
.copyright a{
    color:#fff;
}
.copyright img{
    vertical-align: sub;
    margin-right: 5px;
}