.main {
    position: relative;
    padding-top: 80px;
}
.main::after {    
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    display: block;
    content: '';
    width: 100%;
    max-width: 1920px;
    height: 260px;
    margin: 0 auto;
    background-image: url(../images/contactbg.jpg);
    background-size: 100%;
    background-position: left top;
}
.main-wrap {
    padding-bottom: 30px;
}
.main-wrap-box {
    position: relative;
    z-index: 1;
}
.main-wrap-tit {
    display: flex;
    padding: 40px 30px 15px 30px;
    font-size: 32px;
    text-align: left;
}
.main-wrap-tit-ch {
    font-weight: bold;
}
.main-wrap-tit-ch {
    color: var(--white-op8);
}
.main-wrap-tit-en {
    position: relative;
    top: 10px;
    left: -161px;
    font-size: 45px;
    color: var(--white-op3);
}
.main-wrap-con {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    padding: 50px;
    background-color: var(--white);
}


/* list */
.list {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 30px;
}
.list .li {
    flex: 0 0 240px;
    padding: 10px 0 30px 0;
}
.list .li .contact-li-con-tit {
    font-size: 22px;
    line-height: 30px;
}
.list .li .contact-icon {
    width: 30px;
    height: 30px;
    margin: 20px 5px 20px 0;
    opacity: 0.8;
}
.list .li .contact-icon.icon-email {
    position: relative;
    top: 3px;
}
.list .li .contact-li-con-des {
    font-size: 26px;
    font-weight: bold;
    /* color: #010101;     */
    color: #0034ad;
    transform: translateX(-18px) scaleX(0.8);
    line-height: 70px;
}
.contact-li-con-info {
    display: flex;
}




/* map */
.map {
    position: relative;
    width: 100%;
    height: 500px;
}
.map-tips {
    position: absolute;
    top: 30px;
    right: 60px;
    width: 300px;
    height: 440px;
    padding: 30px 50px;
    font-size: 14px;
    line-height: 26px;
    background-color: var(--white);
    box-sizing: border-box;
    z-index: 90;
}
.map-tit {
    margin-bottom: 15px;
    font-size: 24px;
    font-weight: bold;
}
.map-tips .li {
    padding: 12px 0;
    color: var(--black-6);
    border-bottom: 1px solid #f5f5f5;
}
.map-tips .li:nth-last-of-type(1) {
    border: none;
}
.map-tips .contact-icon {
    margin-bottom: 5px;
    width: 20px;
    height: 20px;
}
.map .contact-li-con-info {
    display: flex;
    flex-direction: column;
}

/* 去掉百度地图左下角百度logo */
.map .anchorBL{  
    display:none;  
}

.about {
    margin-bottom: 20px;
}
.about-des {
    padding: 20px 0;
    text-indent: 2em;
    color: var(--black-6);
    line-height: 26px;
}




/* certificate */
.certificate {
    padding-top: 60px;
    padding-bottom: 0;
    background-color: #ffffff;
}
.about .main-wrap-tit-en
.certificate .main-wrap-tit-en {    
    color: #d3d3d3;
}
.about .main-wrap-con, 
.certificate .main-wrap-con {
    display: flex;
    padding: 20px 0;
}
.certificate-item {
    flex: 1;
    position: relative;
    margin: 0 10px;
    padding: 30px 15px 15px 15px;
    text-align: center;
    font-size: 14px;
    background-color: var(--white);
}
.certificate-item::after {
    display: block;
    content: '';
    position: absolute;
    bottom: -45px;
    left: 0;
    width: 100%;
    height: 40px;
    background: linear-gradient(180deg, rgba(255,255,255,0.8), transparent);
}
.certificate-item img {
    margin-bottom: 10px;
}
.certificate-name {
    color: var(--black-6);
}
.about .main-wrap-tit,
.certificate .main-wrap-tit {
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin: 0 auto;
    width: 100%;
    max-width: 1280px;
    padding: 10px 0 0;
    font-size: 28px;
    text-align: center;
}
.about .main-wrap-tit {
    margin-top: -10px;
    padding-top: 0;
}
.about .main-wrap-tit-ch,
.certificate .main-wrap-tit-ch {
    padding: 0 20px;
    color: var(--black-3);
}
.about .main-wrap-tit-ch,
.certificate .contact .main-wrap-tit-ch {
    padding: 0;
}
.about .main-wrap-tit-ch.active,
.certificate .main-wrap-tit-ch.active {
    font-weight: bold;
}
.about .main-wrap-tit-en,
.certificate .main-wrap-tit-en {
    position: unset;
    font-size: 20px;
    color: var(--black-9);
}