.banner-con {
    display: flex;
    align-items: center;
    justify-content: center;
}

.intro {

}
.intro-con {
    max-width: 1080px;
    margin: 0 auto;
    flex-direction: column;
    padding: 100px 0;
}
.intro-title {
    font-size: 36px;
    font-weight: 400;
    color: #222222;
    text-align: center;
}
.intro-detail {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
    padding: 0;
}
.intro-leftImg {
    width: 540px;
    padding-left: 0;
    -o-object-fit: cover;
       object-fit: cover;
}
.intro-right {
    padding-right: 0;
    width: 523px;
    flex-direction: column;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}
.intro-text {
    max-width: 493px;
    font-size: 16px;
    font-weight: 400;
    line-height: 32px;
    color: #222222;
}
.intro-imgGroup {
    display: flex;
}
.intro-img {
    width: 165px;
    margin-right: 14px;
}
.intro-img:last-child {
    margin-right: 0;
}

.contact {}
.contact-con {
    max-width: 1080px;
    margin: 0 auto;
    flex-direction: column;
    padding-bottom: 100px;
    text-align: center;
}
.contact-title {
    font-size: 36px;
    font-weight: 400;
    color: #222222;
}
.contact-line {
    width: 30px;
    border: 2px solid #222222;
    margin: 60px auto 30px auto;
}
.contact-name {
    font-size: 22px;
    font-weight: 400;
    color: #222222;
}
.contact-address {
    font-size: 16px;
    font-weight: 400;
    color: #222222;
    padding: 20px 0;
}
.contact-tel {
    font-size: 16px;
    font-weight: 400;
    color: #222222;
}
.contact-map {
    margin-top: 30px;
    max-width: 1080px;
    height: 426px;
}

.head {
    height: 80px;
    position: fixed;
    z-index: 100;
    top:0;
    left: 0;
    right: 0;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    transition: background-color ease 600ms;
}
.head::after {
    content: " ";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background-color: #FFFFFF;
    transform:scaleY(.5);
}
.head-change {
    background: #FFFFFF;
}
.head-con {
    height: 100%;
    align-items: center;
}
.head-con a:hover {
    text-decoration: none;
}
.head-logo {
    font-size: 0;
    cursor: pointer;
}
.head-logo__word {
    font-family: '汉仪文黑-85W';
    font-size: 26px;
    color: #FFFFFF;
    margin-left: 12px;
    vertical-align: bottom;
    line-height: 1;
    transition: color ease 300ms;
}
.head-change .head-logo__word {
    color: #222222;
}
.head-logo__icon {
    width: 50px;
}
.head-list {
    height: 100%;
}
.head-list-item {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 72px;
    font-size: 18px;
    font-weight: 400;
    color: #FFFFFF;
    cursor: pointer;
    transition: font-size ease 300ms;
    position: relative;
    z-index: 10;
}
.head-list-item:hover {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 24px;
}
.head-change .head-list-item {
    color: #222222;
}
.head-list-item-active {
    font-size: 24px;
}
.head-list-item-active::after{
    content: ' ';
    width: 100%;
    height: 3px;
    background: #FF6A00;
    position: absolute;
    bottom: -1px;
}

/* banner */
.swiper-pagination {
    margin-bottom: 40px;
}
.swiper-pagination-bullet {
    background: #FFF;
    opacity: 1;
}
.swiper-pagination-bullet-active {
    background: #FF6A00;
}
.banner-con {
    height: -webkit-fit-content;
    height: -moz-fit-content;
    height: fit-content;
}
.banner-img {
    height: 714px;
    min-width: 980px;
    -o-object-fit: cover;
       object-fit: cover;
}
@media screen and (max-width: 1400px) {
    .banner-img {
        height: 612px;
    }
}
@media screen and (max-width: 1200px) {
    .banner-img {
        height: 512px;
    }
}

.footer {
    width: 100%;
    height: 262px;
    background: #241F40;
    margin: 0 auto;
}
.footer-con {
    margin: 0 auto;
    padding-top: 60px;
    text-align: left !important;
}
.footer-left {

}
.footer-name {
    font-size: 22px;
    font-weight: 400;
    line-height: 37px;
    color: #FFFFFF;
}
.footer-address {
    font-size: 16px;
    font-weight: 300;
    line-height: 37px;
    color: #FFFFFF;
}
.footer-address img {
    width: 20px;
    margin-right: 8px;
}
.footer-tel {
    font-size: 32px;
    font-weight: bold;
    line-height: 37px;
    color: #FFCC33;
}
.footer-tel img {
    width: 20px;
}
.footer-right {
    display: flex;
    justify-content: flex-end;
}
.footer-wx {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-weight: 300;
    color: #FFFFFF;
    background-color: transparent;
    margin-right: 17px;
}
.footer-right img {
    width: 120px;
    margin-bottom: 8px;
}
.footer-sc {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-weight: 300;
    color: #FFFFFF;
    background-color: transparent;
}

.case {
    width: 100%;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #222222;
}
.case img {
    width: 20px;
    margin-right: 8px;
}