.about_title .title {
    font-size: 48px;
    color: #0d0d0d;
    font-family: 'pingfang_h'
}

.about_title .text {
    margin-top: 34px;
    font-size: 18px;
    color: #666666;
    line-height: 1.77778;
    font-family: 'pingfang_b'
}

.about1 {
    background: url(../images_pc/about1bg.jpg) center no-repeat;
    background-size: cover
}

.about1 .wrap {
    padding-top: 139px;
    padding-bottom: 90px
}

.about1 .about_title .title {
    background: url(../images_pc/about1_titlezs.png) left center no-repeat;
    background-size: 38px;
    color: #ffffff
}

.about1 .about_title .en_title {
    display: block;
    margin-top: 22px;
    font-size: 16px;
    color: #b2b2b2;
    text-transform: uppercase;
    font-family: 'pingfang_m'
}

.about1 .about_title .title,
.about1 .about_title .en_title {
    padding-left: 68px
}

.about1 .about_title .text {
    width: 48.57143%;
    float: right;
    margin-top: 227px;
    color: #b2b2b2
}

.about2 {
    width: 100%;
    background: url(../images_pc/about2bg.jpg) center no-repeat;
    background-size: cover
}

.about2 .wrap {
    padding-top: 115px;
    padding-bottom: 115px
}

.about2 .about_title {
    position: relative
}

.about2 .about_title .text {
    width: 53.57143%
}

.about2 .about_title .swtbtn {
    width: 236px;
    display: block;
    position: absolute;
    right: 0;
    top: 0;
    background-color: #3f80f8;
    background-image: linear-gradient(to right, #3f80f8, #2a60c1);
    border-radius: 40px;
    box-shadow: 0 28px 20px -25px #2a60c1;
    font-size: 20px;
    color: #ffffff;
    text-align: center;
    line-height: 3.1;
    font-family: 'pingfang_b';
    cursor: pointer;
    transition: all linear 0.3s
}

.about2 .about_title .swtbtn:after {
    content: "";
    width: 13px;
    height: 13px;
    display: inline-block;
    vertical-align: middle;
    margin-left: 20px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    transition: all linear 0.3s
}

.about2 .about_title .swtbtn:hover {
    background-color: #ff6935;
    background-image: linear-gradient(to right, #ff6935, #ff952d);
    box-shadow: 0 28px 20px -25px #ff6935
}

.about2 .sty1 {
    margin-top: 55px;
    font-size: 0
}

.about2 .sty1 li {
    width: 25.71429%;
    display: inline-block;
    vertical-align: bottom
}

.about2 .sty1 li img {
    border-radius: 20px
}

.about2 .sty1 .one {
    width: 47.14286%
}

.about2 .sty1 .two {
    margin: 0 .71429%
}

.about2 .sty1 .two img+img {
    margin-top: 2.8%
}

.about3 {
    background: url(../images_pc/about3bg.jpg) center no-repeat;
    background-size: cover;
    padding-top: 112px;
    padding-bottom: 112px
}

.about3 .wrap {
    position: relative
}

.about3 .wrap:before {
    content: "productive  power";
    width: 400px;
    position: absolute;
    left: 0;
    bottom: 0;
    font-size: 78px;
    color: rgba(255, 255, 255, 0.63);
    font-family: 'impact';
    text-transform: uppercase;
    line-height: 1.1
}

.about3 .sty1 {
    width: 34.28571%;
    float: left
}

.about3 .sty2 {
    width: 55.07143%;
    float: right
}

.about4 {
    padding-top: 114px;
    padding-bottom: 130px;
    background: url(../images_pc/about4bg.jpg) center no-repeat;
    overflow: hidden
}

.about4 .about_title {
    width: 900px;
    text-align: center
}

.about4 .swiper-container {
    margin-top: 115px;
    overflow: visible
}

.about4 .swiper-container .swiper-slide {
    width: 17.1875%;
    margin-right: 19px;
    display: flex;
    align-self: end
}

.about4 .swiper-container .swiper-slide img {
    width: 100%;
    display: block;
    border: 2px solid #f8fafa;
    border-radius: 20px;
    box-shadow: 0 5px 68px rgba(128, 157, 169, 0.24)
}

.about5 {
    background: url(../images_pc/about5bg.jpg) center no-repeat;
    background-size: cover;
    padding-top: 106px;
    padding-bottom: 106px
}

.about5 .wrap {
    position: relative
}

.about5 .wrap:before {
    content: "Perfect and  meticulous service  process";
    width: 670px;
    position: absolute;
    left: 0;
    bottom: 0;
    font-size: 78px;
    color: rgba(255, 255, 255, 0.63);
    font-family: 'impact';
    text-transform: uppercase;
    line-height: 1.1
}

.about5 .sty1 {
    width: 40.71429%;
    float: left;
    margin-top: 20px
}

.about5 .sty2 {
    width: 45%;
    float: right
}

.about5 .sty2 li {
    padding: 38px 50px 38px 0;
    background: #ffffff;
    border-radius: 20px;
    text-align: right;
    position: relative
}

.about5 .sty2 li i {
    width: 98px;
    height: 98px;
    display: block;
    position: absolute;
    left: 18px;
    top: 0;
    bottom: 0;
    margin: auto 0;
    background: #2a60c1;
    border-radius: 50%;
    box-shadow: 0 11px 40px rgba(42, 96, 163, 0.49);
    font-size: 45px;
    color: #ffffff;
    font-family: 'impact';
    text-align: center;
    line-height: 98px;
    font-style: normal
}

.about5 .sty2 li span {
    font-size: 22px;
    color: #333333;
    font-family: 'pingfang_h'
}

.about5 .sty2 li p {
    margin-top: 14px;
    font-size: 18px;
    color: #999999;
    font-family: 'pingfang_m'
}

.about5 .sty2 li+li {
    margin-top: 40px
}

.swiper-container {
    margin-left: auto;
    margin-right: auto;
    position: relative;
    overflow: hidden;
    z-index: 1
}

.swiper-container-android .swiper-slide,
.swiper-wrapper {
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -o-transform: translate(0, 0);
    -ms-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0)
}

.swiper-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-transition-property: -webkit-transform;
    -moz-transition-property: -moz-transform;
    -o-transition-property: -o-transform;
    -ms-transition-property: -ms-transform;
    transition-property: transform;
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box
}

.swiper-container-vertical>.swiper-wrapper {
    -webkit-box-orient: vertical;
    -moz-box-orient: vertical;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column
}

.swiper-slide {
    -webkit-flex-shrink: 0;
    -ms-flex: 0 0 auto;
    flex-shrink: 0;
    flex: 0 0 auto;
    width: 100%;
    height: 100%;
    position: relative
}

.swiper-container-fade .swiper-slide {
    pointer-events: none;
    -webkit-transition-property: opacity;
    -moz-transition-property: opacity;
    -o-transition-property: opacity;
    transition-property: opacity
}

.swiper-container-fade .swiper-slide-active,
.swiper-container-fade .swiper-slide-active .swiper-slide-active {
    pointer-events: auto
}

.ie9 .about4 .swiper-container .swiper-slide {
    width: 16.66667%;
    float: left;
    margin-right: 0;
    padding: 0 0.5%
}

@media (max-width: 1600px) {

    .about_title .title {
        font-size: 43px
    }
}

@media (max-width: 1440px) {

    .about_title .title {
        font-size: 38px
    }

    .about_title .text {
        margin-top: 30px;
        font-size: 16px
    }

    .about1 .wrap {
        padding-top: 120px
    }

    .about1 .about_title .text {
        margin-top: 170px
    }

    .about2 .wrap {
        padding-top: 95px;
        padding-bottom: 95px
    }

    .about2 .about_title .swtbtn {
        width: 216px;
        font-size: 18px
    }

    .about2 .sty1 {
        margin-top: 45px
    }

    .about3 {
        padding-top: 92px;
        padding-bottom: 92px
    }

    .about3 .wrap:before {
        width: 360px;
        font-size: 68px
    }

    .about4 {
        padding-top: 94px;
        padding-bottom: 100px
    }

    .about4 .swiper-container {
        margin-top: 85px
    }

    .about5 {
        padding-top: 96px;
        padding-bottom: 96px
    }

    .about5 .wrap:before {
        width: 610px;
        font-size: 68px
    }

    .about5 .sty2 li {
        padding-top: 33px;
        padding-bottom: 33px
    }

    .about5 .sty2 li i {
        width: 88px;
        height: 88px;
        font-size: 40px;
        line-height: 88px
    }

    .about5 .sty2 li span {
        font-size: 20px
    }

    .about5 .sty2 li p {
        font-size: 16px
    }

    .about5 .sty2 li+li {
        margin-top: 30px
    }
}

@media (max-width: 1280px) {
    
    .about_title .title {
        font-size: 33px
    }

    .about_title .text {
        margin-top: 26px;
        font-size: 14px
    }

    .about1 .wrap {
        padding-top: 100px
    }

    .about1 .about_title .text {
        margin-top: 140px
    }

    .about2 .wrap {
        padding-top: 75px;
        padding-bottom: 75px
    }

    .about2 .about_title .swtbtn {
        width: 196px;
        font-size: 16px
    }

    .about2 .sty1 {
        margin-top: 35px
    }

    .about3 {
        padding-top: 72px;
        padding-bottom: 72px
    }

    .about3 .wrap:before {
        width: 320px;
        font-size: 58px
    }

    .about4 {
        padding-top: 74px;
        padding-bottom: 74px
    }

    .about4 .swiper-container {
        margin-top: 55px
    }

    .about5 {
        padding-top: 76px;
        padding-bottom: 76px
    }

    .about5 .wrap:before {
        width: 520px;
        font-size: 58px
    }

    .about5 .sty2 li {
        padding-top: 28px;
        padding-bottom: 28px
    }

    .about5 .sty2 li i {
        width: 78px;
        height: 78px;
        font-size: 35px;
        line-height: 78px
    }

    .about5 .sty2 li span {
        font-size: 18px
    }

    .about5 .sty2 li p {
        font-size: 14px
    }

    .about5 .sty2 li+li {
        margin-top: 20px
    }
}