.banner-inner {
    background: url("../images/banner-about.jpg") no-repeat;
    background-size: 100% 100%
}

.about-main {
    margin-bottom: 126px
}

.about-main .container {
    display: flex;
    justify-content: space-between
}

.about-main .about-left {
    margin-right: 100px
}

.about-main .about-left img {
    border-top-left-radius: 60px
}

.about-main .about-left .about-img {
    position: relative
}

.about-main .about-left .about-info {
    position: absolute;
    right: -70px;
    bottom: -56px;
    width: 100%;
    max-width: 343px;
    padding: 40px 15px 27px 30px;
    background: var(--bgscolor);
    border-radius: 30px 0 30px 0
}

.about-main .about-info h3 {
    font-size: 20px;
    color: var(--white);
    line-height: 26px;
    font-family: 'Roboto-Bold'
}

.about-main .about-info>p {
    width: 90%;
    font-size: 14px;
    color: var(--white);
    line-height: 20px;
    margin: 15px 0 30px
}

.about-main .about-info .about-info-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between
}

.about-main .about-info a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 172px;
    height: 42px;
    padding: 0 20px;
    background: var(--bgcolor);
    font-size: 18px;
    color: var(--white);
    line-height: 42px;
    border-radius: 6px;
    margin-left: -60px
}

.about-main .about-info a i {
    color: var(--white);
    font-size: 20px
}

.about-main .about-info .about-info-bottom p {
    font-size: 16px;
    color: var(--white);
    text-align: center;
    padding: 17px 16px;
    border: 1px dotted var(--white);
    background: rgba(255, 255, 255, .1);
    border-radius: 10px
}

.about-main .about-info .about-info-bottom p span {
    font-size: 30px;
    color: var(--white);
    font-family: 'Roboto-Bold';
    display: block;
    margin-bottom: 5px
}

.about-main .about-right {
    width: 50%;
    margin-top: 20px
}

.about-main .about-right>span {
    font-size: 18px;
    color: var(--bgscolor);
    text-transform: uppercase
}

.about-main .about-right h2 {
    display: inline-block;
    font-size: 36px;
    color: var(--fttcolor);
    font-family: 'Roboto-Bold';
    margin: 8px 0 20px;
    position: relative;
    z-index: 2
}

.about-main .about-right h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 14px;
    background: #f9d4bf;
    z-index: -1
}

.about-main .about-right>p {
    font-size: 18px;
    color: var(--ftcolor);
    line-height: 26px
}

.about-main .about-right ul {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 40px 0 35px
}

.about-main ul li a {
    display: block;
    padding-bottom: 15px;
    position: relative
}

.about-main ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--bgscolor);
    transition: all .5s linear
}

.about-main ul li p {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #999
}

.about-main ul li p:first-child {
    margin-bottom: 15px
}

.about-main ul li p span {
    position: relative;
    display: inline-block;
    font-size: 56px;
    color: #999;
    font-family: 'Roboto-Bold';
    margin-right: 5px
}

.about-main ul li p span sub {
    position: absolute;
    right: -15px;
    bottom: 5px;
    font-size: 28px
}

.about-main ul li p i {
    font-size: 38px;
    color: #999
}

.about-main ul li:last-child p span {
    margin-right: 22px
}

.about-main ul li:nth-child(2) p span {
    margin-right: 0
}

.about-main ul li:nth-child(2) p i {
    font-size: 44px
}

.about-main ol li {
    width: 100%;
    height: 46px;
    padding: 0 25px;
    background: #f6f6f6;
    border-radius: 5px;
    margin-bottom: 10px
}

.about-main ol li p {
    display: flex;
    align-items: center;
    line-height: 46px;
    font-size: 16px;
    color: var(--fttcolor)
}

.about-main ol li span {
    font-size: 16px;
    color: var(--bgscolor);
    font-family: 'Roboto-Bold';
    display: inline-block;
    padding: 4px 12px 4px 0;
    border-right: 1px solid #e3e3e3;
    margin-right: 15px
}

.development {
    width: 100%;
    background: #f6f6f6
}

.development .development-top {
    text-align: center
}

.development h2 {
    display: inline-block;
    font-size: 42px;
    color: var(--fttcolor);
    font-family: 'Roboto-Bold';
    position: relative;
    z-index: 1
}

.development h2::before {
    content: '';
    position: absolute;
    left: -10px;
    top: -10px;
    width: 26px;
    height: 26px;
    background: var(--bgscolor);
    z-index: -1
}

.development .development-top p {
    font-size: 20px;
    color: var(--ftcolor);
    line-height: 26px;
    width: 48%;
    margin: 20px auto 60px
}

.development .development-content {
    position: relative
}

.development .swiper {
    width: 100%;
    height: 100%;
    position: unset
}

.development .swiper-slide {
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    height: 146px;
    padding-bottom: 16px;
    cursor: pointer;
    position: relative
}

.development .swiper-slide::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 80px;
    width: 100%;
    border: 1px dashed #999;
    z-index: -1
}

.development .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.development .swiper-slide p {
    width: 100%;
    height: 40px;
    font-size: 24px;
    color: var(--fttcolor);
    font-family: 'Roboto-Bold';
    margin-bottom: 20px;
    position: absolute;
    left: 0;
    bottom: 65px;
    transition: all .5s linear
}

.development .swiper-slide span {
    display: inline-block;
    width: 16px;
    height: 16px;
    background: #999;
    border-radius: 50%;
    position: relative
}

.development .swiper-slide-active p {
    font-size: 40px;
    color: var(--bgscolor);
    bottom: 90px;
    transition: all .5s linear
}

.development .swiper-slide-active span {
    width: 20px;
    height: 20px;
    background: var(--bgscolor)
}

.development .swiper-slide-active span::after {
    content: '';
    position: absolute;
    left: -13px;
    top: -13px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(236, 111, 44, .3)
}

.development .swiper-button-next,
.development .swiper-button-prev {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--bgscolor);
    border-radius: 50%;
    text-align: center;
    top: 61px;
    transition: all .3s linear
}

.development .swiper-button-next:after,
.development .swiper-button-prev:after {
    font-size: 20px;
    color: var(--white);
    line-height: 50px;
    font-weight: 600;
    display: inline-block;
    padding-left: 3px;
    transition: all .3s linear
}

.development .swiper-button-prev:after {
    padding-left: 0;
    padding-right: 3px
}

.development .swiper-button-next {
    right: -50px
}

.development .swiper-button-prev {
    left: -50px
}

.development .development-main li {
    width: 100%;
    display: none;
    justify-content: space-between
}

.development .development-main li.yearsActive {
    display: flex
}

.development .development-main li .left-info {
    width: 50%;
    background: var(--white);
    padding: 80px 80px 0 80px
}

.development .development-main li span {
    font-size: 36px;
    color: var(--fttcolor);
    font-family: 'Roboto-Bold';
    position: relative;
    z-index: 2
}

.development .development-main li span::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 100%;
    height: 14px;
    background: var(--bgscolor);
    z-index: -1
}

.development .development-main li p {
    margin-top: 28px;
    font-size: 24px;
    color: var(--fttcolor);
    line-height: 34px
}

.development .development-main li .right-img {
    width: 50%;
    height: 383px;
    background: url("../images/certificate-bg.jpg") no-repeat;
    background-size: 100% 100%;
    position: relative
}

.development .development-main li .right-img img {
    height: 236px;
    margin: auto;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    box-shadow: 0 10px 10px 0 rgba(0, 0, 0, .1)
}

.manufacturing {
    width: 100%;
    padding-left: 6%;
    display: flex;
    justify-content: space-between
}

.manufacturing .text {
    width: 40%;
    padding: 230px 200px 275px 108px;
    background: #e5eff8;
    border-bottom-left-radius: 100px
}

.manufacturing h2 {
    display: inline-block;
    font-size: 42px;
    color: var(--fttcolor);
    font-family: 'Roboto-Bold';
    position: relative;
    z-index: 1
}

.manufacturing h2::before {
    content: '';
    position: absolute;
    left: -10px;
    top: -10px;
    width: 26px;
    height: 26px;
    background: var(--bgscolor);
    z-index: -1
}

.manufacturing p {
    font-size: 16px;
    color: var(--ftcolor);
    line-height: 22px;
    margin: 15px 0 55px
}

.manufacturing ul {
    width: 138%;
    position: relative;
    z-index: 999
}

.manufacturing ul li {
    margin-bottom: 30px;
    font-size: 18px;
    color: #797979;
    position: relative;
    cursor: pointer;
    padding-left: 15px;
    display: flex;
    align-items: center;
    font-family: 'Roboto-Bold';
    transition: all .3s linear
}

.manufacturing ul li:last-child {
    margin-bottom: 0
}

.manufacturing ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 8px;
    height: 8px;
    background: #797979;
    transform: rotate(45deg);
    transition: all .3s linear
}

.manufacturing ul li span {
    display: inline-block;
    width: 0;
    height: 1px;
    background: var(--bgscolor);
    margin-left: 15px;
    transition: all .5s linear
}

.manufacturing .video {
    width: 60%;
    background: #004b8c;
    position: relative
}

.manufacturing .video-main {
    position: absolute;
    top: 120px;
    right: 135px;
    left: -140px;
    cursor: pointer;
    border-radius: 0 60px 0 60px
}

.manufacturing .video-main video {
    width: 100%;
    border-radius: 0 60px 0 60px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1
}

.manufacturing .video-cover {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2
}

.manufacturing .video-cover .cover-img {
    border-radius: 0 60px 0 60px
}

.manufacturing .video-cover .play-icon {
    height: 87px;
    margin: auto;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0
}

/*资质荣誉*/
.zizhi h2 {
    display: inline-block;
    font-size: 42px;
    color: var(--fttcolor);
    position: relative;
    z-index: 1
}

.zizhi h2::before {
    content: '';
    position: absolute;
    left: -10px;
    top: -10px;
    width: 26px;
    height: 26px;
    background: var(--bgscolor);
    z-index: -1
}
.zizhi .development-top {
    text-align: center;
}
.zizhi .development-top p {
    font-size: 20px;
    color: var(--ftcolor);
    line-height: 26px;
    width: 48%;
    margin: 20px auto 60px
}

.zizhi .swiper-wapper {
    display: flex;
}

.zizhi .zizhiimg {
    text-align: center;
}

.zizhi .swiper-slide img {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

@media(any-hover:hover) {

    .about-main ul li:hover p,
    .about-main ul li:hover p span,
    .about-main ul li:hover p i {
        color: var(--bgscolor)
    }

    .about-main ul li:hover a::after {
        width: 100%
    }

    .development .swiper-button-next:hover,
    .development .swiper-button-prev:hover {
        background: var(--bgscolor)
    }

    .development .swiper-button-next:hover::after,
    .development .swiper-button-prev:hover::after {
        color: var(--white)
    }

    .manufacturing ul li:hover {
        color: var(--bgscolor)
    }

    .manufacturing ul li:hover::before {
        background: var(--bgscolor)
    }

    .manufacturing ul li:hover span {
        width: 143px
    }
}

@media(min-width:768px) and (max-width:1440px) {
    .about-main ol li {
        padding: 0 10px
    }

    .about-main ol li span,
    .about-main ol li p {
        font-size: 12px
    }

    .about-main ol li span {
        margin-right: 5px;
        padding: 4px 5px 4px 0
    }

    .manufacturing .text {
        width: 56%;
        padding: 80px 100px 120px 58px
    }

    .manufacturing h2 {
        font-size: 34px
    }

    .manufacturing p {
        margin: 15px 0 40px
    }

    .manufacturing .video-main {
        top: 80px;
        left: -95px
    }
}

@media(min-width:768px) and (max-width:1260px) {
    .about-main .about-left {
        margin-right: 60px
    }

    .manufacturing .text {
        width: 75%;
        padding: 60px 100px 60px 40px
    }
}

@media screen and (max-width:768px) {
    .banner-inner {
        background: url("../images/banner-about-sm.jpg") no-repeat;
        background-size: 100% 100%
    }

    .about-main {
        margin-bottom: 45px
    }

    .about-main .container {
        flex-wrap: wrap
    }

    .about-main .about-left .about-info {
        display: none
    }

    .about-main .about-left {
        margin-right: 0
    }

    .about-main .about-left img {
        border-radius: 8px;
        width: 100%
    }

    .about-main .about-right {
        width: 100%;
        margin-top: 30px
    }

    .about-main .about-right>span {
        font-size: 14px
    }

    .about-main .about-right h2 {
        font-size: 24px;
        margin: 5px 0 16px
    }

    .about-main .about-right h2::after {
        height: 8px
    }

    .about-main .about-right>p {
        font-size: 16px;
        line-height: 22px
    }

    .about-main .about-right ul {
        margin: 25px 0 18px
    }

    .about-main ul li a {
        padding-bottom: 0
    }

    .about-main ul li p span {
        font-size: 44px;
        margin-right: 5px
    }

    .about-main ul li p i {
        font-size: 34px
    }

    .about-main ul li p {
        font-size: 14px;
        text-align: center;
        line-height: 18px
    }

    .about-main ul li a::after {
        display: none
    }

    .about-main ul li p:first-child {
        margin-bottom: 5px
    }

    .about-main ul li:nth-child(2) p i {
        font-size: 40px
    }

    .about-main ol li {
        height: 50px;
        padding: 0 15px;
        margin-bottom: 10px
    }

    .about-main ol li p {
        font-size: 14px;
        line-height: 18px;
        height: 50px
    }

    .about-main ol li span {
        font-size: 14px;
        line-height: 18px;
        padding: 2px 8px 4px 0;
        margin-right: 10px
    }

    .development h2 {
        font-size: 26px
    }

    .development h2::before {
        left: -4px;
        top: -4px;
        width: 12px;
        height: 12px
    }

    .development .development-top p {
        font-size: 16px;
        line-height: 22px;
        width: 90%;
        margin: 10px auto 30px
    }

    .development .swiper-slide {
        height: 120px
    }

    .development .swiper-slide p {
        height: 30px;
        font-size: 18px;
        margin-bottom: 20px;
        bottom: 50px
    }

    .development .swiper-slide::after {
        bottom: 67px
    }

    .development .swiper-slide-active p {
        font-size: 28px;
        bottom: 73px
    }

    .development .swiper-slide-active span {
        width: 16px;
        height: 16px
    }

    .development .swiper-slide-active span::after {
        left: -12px;
        top: -12px;
        width: 40px;
        height: 40px
    }

    .development .development-main li {
        flex-wrap: wrap
    }

    .development .development-main li .left-info {
        width: 100%;
        padding: 30px 20px;
        order: 2
    }

    .development .development-main li .right-img {
        width: 100%;
        height: 300px;
        order: 1
    }

    .development .development-main li span {
        font-size: 28px
    }

    .development .development-main li span::after {
        height: 10px
    }

    .development .development-main li p {
        margin-top: 10px;
        font-size: 20px
    }

    .development .swiper-button-next:after,
    .development .swiper-button-prev:after {
        font-size: 14px;
        line-height: 25px;
        color: var(--white)
    }

    .development .swiper-button-next,
    .development .swiper-button-prev {
        width: 25px;
        height: 25px;
        top: 62px;
        background: var(--bgscolor)
    }

    .development .swiper-button-next {
        right: -15px
    }

    .development .swiper-button-prev {
        left: -15px
    }

    .manufacturing {
        flex-wrap: wrap;
        padding-left: 0
    }

    .manufacturing h2 {
        font-size: 26px
    }

    .manufacturing h2::before {
        left: -4px;
        top: -4px;
        width: 12px;
        height: 12px
    }

    .manufacturing .text {
        width: 100%;
        padding: 30px 20px 35px 20px;
        border-bottom-left-radius: 0
    }

    .manufacturing p {
        font-size: 14px;
        line-height: 21px;
        margin: 10px 0 25px
    }

    .manufacturing ul {
        width: 100%
    }

    .manufacturing ul li {
        margin-bottom: 20px;
        font-size: 16px;
        padding-left: 12px
    }

    .manufacturing ul li::before {
        width: 6px;
        height: 6px
    }

    .manufacturing ul li span {
        display: none
    }

    .manufacturing .video {
        width: 100%
    }

    .manufacturing .video-main {
        position: unset;
        border-radius: 0
    }

    .manufacturing .video-cover .cover-img,
    .manufacturing .video-main video {
        border-radius: 0
    }

    .manufacturing .video-cover .play-icon {
        height: 50px
    }

    .footer-form {
        margin-top: 250px
    }
}