@charset "utf-8";

.head-page .item:nth-child(2) span {
    color: #028DD6;
    border: 1px solid #028DD6;
}

.about-page .page-desc {
    line-height: 2.15;
}

.about-page01 .width1280 {
    align-items: flex-start;
}

.about-page01 .texts {
    width: 51.46%;
    position: relative;
}

.about-page01 .img {
    width: 44.23%;
    margin-top: 20px;

}

.about-page01 .con {
    color: #666666;
    line-height: 2.25;
}

.about-page01 .con p {
    font-size: 16px;
}

.about-page02 {
    background: url(../img/about03.png) no-repeat center/cover;
    height: 540px;
}

.maxwid821 {
    max-width: 821px;
    margin: 14px auto 0;
}

.about-page02 .lists {
    justify-content: space-between;
    padding: 0 10.25%;
    box-sizing: border-box;
}

.about-page02 .page-tit {
    color: #E7E7E7;
}

.about-page02 .page-desc {
    color: #E7E7E7;
}

.about-page02 .list {
    width: 33.33%;
    padding: 0 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-page02 .icon {
    position: relative;
    max-width: 100px;
}

.about-page02 .icon img {
    display: block;
    transition: all .3s;
}

.about-page02 .h-img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all .3s;
    opacity: 0;
}

.about-page02 .tit {
    color: #FFFFFF;
    margin-top: 23px;
    text-align: center;
}



.about-page04 {
    position: relative;
    padding-bottom: 110px;
}

.about-page04 .lists {
    margin-top: 60px;
}

.about-page04 .list {
    background: #f2f2f2;
    padding: 25px;
    box-sizing: border-box;
    cursor: pointer;

}

.about-page04 .lists .img {
    position: relative;
    overflow: hidden;
    width: 53.2%;
    margin: 40px auto 45px;
    cursor: pointer;
}

.about-page04 .lists .img img {
    width: 100%;
    -webkit-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}

.about-page04 .lists .text {
    border-top: 1px solid #DCDCDC;
    padding: 20px 0 10px;
}

.about-page04 .text .time {
    color: #555555;
}

.about-page04 .text .tit {
    margin-left: auto;
}

.about-page04 .swiper-pagination {
    display: none;
}

.about-page04 .but {
    margin-top: 60px;
    justify-content: center;
}

.about-page04 .swiper-button-prev, .about-page04 .swiper-button-next {
    position: initial;
    width: 57px;
    height: 57px;
    border: 1px solid #D2D2D2;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: initial;
    outline: none;
}

.about-page04 .swiper-button-next.swiper-button-disabled, .about-page04 .swiper-button-prev.swiper-button-disabled {
    opacity: 1;
}

.about-page04 .swiper-button-prev::before, .about-page04 .swiper-button-next::before {
    content: "";
    width: 20px;
    height: 16px;
    transition: all .3s;
}

.about-page04 .swiper-button-prev::before {
    background: url(../img/about01-prev.png) no-repeat center/cover;
}

.about-page04 .swiper-button-prev {
    margin-right: 48px;
}

.about-page04 .swiper-button-next::before {
    background: url(../img/about01-next.png)no-repeat center/cover;
}

.about-page04 .swiper-button-prev:hover, .about-page04 .swiper-button-next:hover {
    border: 1px solid #0F6CAE;
    background: #0F6CAE;
}

.about-page04 .swiper-button-prev:hover::before {
    background: url(../img/about01-hprev.png)no-repeat center/cover;
}

.about-page04 .swiper-button-next:hover::before {
    background: url(../img/about01-hnext.png)no-repeat center/cover;
}

.about-page04 .swiper-button-next:after, .about-page04 .swiper-button-prev:after {
    display: none;
}

.tech-tk {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(0, 0, 0, .68);
    z-index: 999;
    display: none;
}

.tech-tk.active {
    display: block;
}

.tech-tk-box {
    display: inline-block;
    background: #ffffff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    box-sizing: border-box;
    border-radius: 24px;
    width: 600px;
}

.tech-tk-img {
    display: flex;
    align-items: center;
    justify-content: center;
}

.techclose {
    margin-left: auto;
    display: block;
    width: 17px;
    margin-right: 10px;
    margin-top: 10px;

}



@media only screen and (min-width: 960px) {
    .about-page02 .list:hover .h-img {
        opacity: 1;
    }

    .about-page02 .list:hover .p-img {
        opacity: 0;
    }

    .about-page04 .swiper-slide:hover img {
        -webkit-transform: scale(1.08);
        -ms-transform: scale(1.08);
        transform: scale(1.08);
    }
}

@media only screen and (max-width: 1440px) {
    .about-page01 .texts {
        width: 55%;
    }
}

@media only screen and (max-width: 1200px) {

    .about-page01 .texts {
        height: 296px;
        overflow-y: auto;
        padding-right: 8px;
        box-sizing: border-box;
    }

    .about-page01 .img {
        margin-top: 15px;
    }

    .about-page02 .icon img {
        height: 80px;
    }

    .about-page02 .width1280 {
        padding: 0;
    }

    .about-page02 .icon img {
        height: 75px;
    }

    .about-page04 .lists {
        margin-top: 50px;
    }

    .about-page04 {
        padding-bottom: 80px;
    }

    .about-page04 .swiper-button-prev, .about-page04 .swiper-button-next {
        width: 50px;
        height: 50px;
    }

    .about-page04 .lists .img {
        margin: 0 auto 20px;
        width: 100%;
    }
}

@media only screen and (max-width: 768px) {
    .about-page01 .img {
        width: 100%;
    }

    .about-page01 .texts {
        height: auto;
        width: 100%;
    }

    .about-page01 .con {
        margin-top: 0;
    }

    .about-page01 .video {
        width: 100%;
        margin-top: 25px;
    }

    .about-page01 .video-main img {
        height: 45px;
    }

    .about-page02 .list {
        width: 100%;
        padding: 0;
        flex-direction: initial;
        align-items: center;
        margin-top: 15px;
    }

    .about-page02 .list:first-child {
        margin-top: 0;
    }

    .about-page02 .icon img {
        height: 48px;
    }

    .about-page02 .tit {
        margin-top: 0;
        margin-left: 10px;
        text-align: left;
    }

    .about-page02 .lists {
        margin-top: 15px;
        padding: 0;
    }

    .about-page02 {
        height: auto;
    }

    .about-page .page-desc {
        line-height: 1.875;
    }

    .about-page04 {
        padding-bottom: 30px;
    }

    .about-page04 .but {
        margin-top: 25px;
    }

    .about-page04 .swiper-button-prev, .about-page04 .swiper-button-next {
        width: 40px;
        height: 40px;
    }

    .about-page04 .lists {
        margin-top: 20px;
    }

    .about-page04 .lists .img {
        width: 100%;
        margin: 0 auto 20px;
    }

    .tech-tk-box {
        max-width: 92%;
    }

    .about-page04 .list {
        padding: 15px;
    }

}