.introduction {
    padding: 140px;
    height: 749px;
}

.introduction .content {
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    width: 1200px;
    height: 100%;
}

.introduction .content .left {
    display: flex;
    justify-content: center;
    flex-direction: column;
    height: 100%;
}

.introduction .content .left .title {
    font-family: MicrosoftYaHei-Bold;
    font-size: 31px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 2px;
    color: #2b2b2b;
}

.introduction .content .left .title-en {
    font-family: MicrosoftYaHei-Bold;
    font-size: 18px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #2bace6;
}

.introduction .content .left .text {
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 1px;
    color: #2b2b2b;
}

.introduction .content .left .text .svg-warp {

}

.introduction .content .right {
    height: 100%;
}

.introduction .content .right img {
    width: 369px;
    height: 469px;
    object-fit: cover;
}

.introduction .decoration {
    position: relative;
}

.introduction .decoration::before {
    content: '';
    position: absolute;
    right: 0;
    display: block;
    margin-top: 80px;
    width: 255px;
    height: 24px;
    background: linear-gradient(to right, #2bace6 0%, #ffffff 100%);
}


.story {
    padding: 140px;
    height: 749px;
    background-color: #f7f7f7;
}

.story .content {
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    width: 1200px;
    height: 100%;
}

.story .content .right {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    padding-left: 100px;
    width: calc(100% - 598px);
    height: 100%;
}

.story .content .right .title {
    font-family: MicrosoftYaHei-Bold;
    font-size: 31px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 2px;
    color: #2b2b2b;
}

.story .content .right .title-en {
    font-family: MicrosoftYaHei-Bold;
    font-size: 18px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #2bace6;
}

.story .content .right .text {
    margin-top: 60px;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 1px;
    color: #2b2b2b;
}

.story .content .right .text .svg-warp {

}

.story .content .left {
    height: 100%;
}

.story .content .left img,
.story .content .left video {
    width: 598px;
    height: 469px;
    object-fit: cover;
}

.story .decoration {
    position: relative;
    width: 100%;
}

.story .decoration::before {
    content: '';
    position: absolute;
    right: 0;
    display: block;
    margin-top: 80px;
    width: 255px;
    height: 24px;
    background: linear-gradient(to right, #2bace6 0%, #ffffff 100%);
}

.history {
    padding: 140px;
}

.history .content {
    margin: 0 auto;
    width: 1200px;
    height: 100%;
}

.history .content .title {
    font-family: MicrosoftYaHei-Bold;
    font-size: 31px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 2px;
    color: #2b2b2b;
}

.history .content .title-en {
    font-family: MicrosoftYaHei-Bold;
    font-size: 18px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #2bace6;
}

.history .info {
    overflow: hidden;
}

.history .info .left {
    margin-right: 60px;
}

.history .info img {
    width: 470px;
    height: 294px;
    object-fit: cover;
}

.history .info .year {
    font-family: MicrosoftYaHei-Bold;
    font-size: 35px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #2bace6;
}

.history .info .text {
    margin-top: 32px;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 36px;
    letter-spacing: 0px;
    color: #2b2b2b;
}

.history .bar {
    display: flex;
    overflow: hidden;
}

.history .bar .arrow {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    cursor: pointer;
}

.history .bar .right-arrow {
    transform: rotateY(180deg);
}

.history .bar .history-swiper {
    width: 1000px;
}

.history .info video {
    margin: auto;
    display: block;
    width: 680px;
    height: 453px;
    background-color: #000000;
}

.history .info .ti2 {
    text-indent: 2em;
}

.history .info .m0 {
    margin: 0;
}

.history .info .sb {
    display: flex;
    justify-content: center;
    align-items: center;
}

.history .info .center {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.history .info .grip-img {
    width: 30% !important;
}

.history .info .item {
    display: none;
    padding: 60px 0;
    height: 469px;
}

.history .history-swiper .swiper-slide {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-top: -10px;
    cursor: pointer;
}

.history .history-swiper .swiper-slide:after {
    content: '';
    display: block;
    margin-top: 5px;
    width: 100%;
    height: 10px;
    background-color: #d3d3d3;
}

.history .history-swiper .swiper-slide.target,
.history .history-swiper .swiper-slide:hover {
    color: #2bace6;
}

.history .history-swiper .swiper-slide.target::after,
.history .history-swiper .swiper-slide:hover::after {
    background-color: #2bace6;
}

@media screen and (max-width: 768px) {
    .introduction {
        padding: 16px 8px;
        height: auto;
    }

    .introduction .content {
        justify-content: flex-start;
        flex-direction: column;
        width: 100%;
    }

    .introduction .content .left {
        display: flex;
        justify-content: center;
        flex-direction: column;
        height: 100%;
    }

    .introduction .content .left .title {
        font-size: 16px;
        line-height: 1.5em;
    }

    .introduction .content .left .title-en {
        font-size: 14px;
        line-height: 1.5em;
    }

    .introduction .content .left .text {
        margin-top: 8px;
        font-size: 14px;
        line-height: 1.8em;
    }

    .introduction .content .right {
        height: 100%;
    }

    .introduction .content .right img {
        margin-top: 8px;
        width: 100%;
        height: auto;
    }

    .introduction .decoration {
        display: none;
    }

    .story {
        padding: 16px 8px;
        height: auto;
    }

    .story .content {
        display: flex;
        justify-content: flex-start;
        flex-direction: column-reverse;
        width: 100%;
    }

    .story .content .right {
        padding-left: 0;
        width: 100%;
    }

    .story .content .right .title {
        font-size: 16px;
        line-height: 1.5em;
    }

    .story .content .right .title-en {
        font-size: 14px;
        line-height: 36px;
        line-height: 1.5em;
    }

    .story .content .right .text {
        margin-top: 8px;
        font-size: 14px;
        line-height: 1.8em;
    }

    .story .content .left {
        height: 100%;
    }

    .story .content .left img {
        margin-top: 8px;
        width: 100%;
        height: auto;
    }

    .story .content .left video {
        margin-top: 8px;
        width: 100%;
        height: auto;
    }

    .story .decoration {
        display: none;
    }

    .history {
        padding: 16px 8px;
    }

    .history .content {
        width: 100%;
    }

    .history .content .title {
        font-size: 16px;
        line-height: 1.5em;
    }

    .history .content .title-en {
        font-size: 16px;
        line-height: 1.5em;
    }

    .history .info .left {
        margin-right: 0;
        width: 100%;
    }

    .history .info .right {
        width: 100%;
    }

    .history .info img {
        width: 100%;
        height: auto;
    }

    .history .info .year {
        margin: 8px 0;
        font-size: 16px;
        line-height: 1.5em;
    }

    .history .info .text {
        margin-top: 0;
        font-size: 14px;
        line-height: 1.8em;
    }

    .history .bar {
        justify-content: center;
    }

    .history .bar .arrow {
        width: 45px;
    }

    .history .bar .arrow img {
        width: 30px;
    }

    .history .bar .history-swiper {
        display: none;
    }

    .history .info .item {
        display: none;
        padding: 16px 0;
        height: auto;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        min-height: 200px;
    }
}

.history-sj {
    padding: 16px 8px;
    width: 100%;
}

.history-sj .title {
    font-family: MicrosoftYaHei-Bold;
    font-size: 16px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 32px;
    letter-spacing: 2px;
    color: #2b2b2b;
}

.history-sj .title-en {
    font-family: MicrosoftYaHei-Bold;
    font-size: 14px;
    font-weight: 600;
    font-stretch: normal;
    line-height: 28px;
    letter-spacing: 0px;
    color: #2bace6;
}

.history-sj .product-swiper {
    overflow: hidden;
}

.history-sj img {
    width: 100%;
}

.history-sj .year {
    margin-top: 8px;
    font-size: 16px;
    color: #2bace6;
    font-weight: 600;
    line-height: 2em;
}

.history-sj .text {
    font-size: 14px;
    line-height: 1.8em;
}

.js-history-swiper-pagination-sj {
    text-align: center;
}

.js-history-swiper-pagination-sj .swiper-pagination-bullet {
    margin: 0 4px;
}

.js-history-swiper-pagination-sj .swiper-pagination-bullet-active {
    background-color: #2bace6;
}