

.flex2 {
    display: flex;
    display: -webkit-flex;
}

.wrap {
    flex-wrap: wrap
}

.j-space-between {
    justify-content: space-between
}

.j-flex-start {
    justify-content: flex-start
}

.j-flex-end {
    justify-content: flex-end
}

.j-center {
    justify-content: center
}

.a-j-center {
    align-items: center;
    justify-content: center
}

.a-center {
    align-items: center
}

.a-flex-start {
    align-items: flex-start
}

.a-flex-end {
    align-items: flex-end
}


.max1580 {
    width: 100%;
    max-width: 1580px;
    padding-left: 15px;
    padding-right: 15px;
    margin: 0 auto;
}

.w-full {
    width: 100%;
}

.w-1-2 {
    width: 50%;
}

.w-1-3 {
    width: 33.3333%;
}

.w-1-4 {
    width: 25%;
}

@media (max-width: 768px) {
    .w-1-2,
    .w-1-3,
    .w-1-4 {
        width: 100%;
    }
}


.anchor2{
    border-bottom: 1px solid #ddd;
}


/* about1 */

.about1 {
    position: relative;
    background: #fff;
    padding: 100px 0;
}

.about1 .about1-img {
    position: relative;
    width: 50%;
}

.about1 .about1-img .img img {
    display: block;
    width: 100%;
}

.about1 .about1-img a.playx {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 99;
}

.about1 .about1-img a.playx i {
    display: block;
    width: 72px;
    height: 72px;
    background: url(//wm.cdn.cn86.cn/szxb/2025/09/4518a211fd8yptln.png) no-repeat center;
    background-size: 100% auto;
}

.about1 .about1-txt {
    position: relative;
    padding-left: 30px;
    width: 50%;
}

.about1 .about1-txt h3 {
    color: #333;
    line-height: 1;
    font-size: 42px;
    font-weight: bold;
    position: relative;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.about1 .about1-txt h3:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: var(--main-theme-color);
}

.about1 .about1-txt .pp {
    font-size: 16px;
    color: #777777;
    line-height: 1.7;
}


/* about2 */
.com-img{ display:block; overflow:hidden;}
.about2 {
    position: relative;
    background: #fff;
    padding-bottom: 80px;
}

.about-tit {
    position: relative;
}

.about-tit h3 {
    color: #333;
    line-height: 1;
    font-size: 42px;
    font-weight: bold;
    position: relative;
    padding-bottom: 25px;
    margin-bottom: 60px;
}

.about-tit h3:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: var(--main-theme-color);
}

.about2-swiper {
    position: relative;
    overflow: hidden;
}

.about2-swiper .swiper-slide a img {
    display: block;
    width: 100%;
}


/* about3 */

.mb-100{
    margin-bottom: 100px;
}

.about3 {
    position: relative;
    background: #fff;
    padding-bottom: 120px;
}
.about3-con{
    position: relative;
    padding-left: 60px;
    padding-right: 60px;
    background: url(//wm.cdn.cn86.cn/szxb/2025/09/dccb2b28fcl9inxq.png) no-repeat center bottom;
    background-size: 100% 69px;
    padding-bottom: 50px;
}
.about3-swiper {
    position: relative;
    overflow: hidden;
}

.about3-swiper .swiper-slide a img {
    display: block;
    width: 100%;
}


@media (max-width: 1280px){
    .about1{
        padding: 60px 0;
    }
    .about1 .about1-txt h3,.about-tit h3{
        font-size: 36px;
    }
    .mb-100{
        margin-bottom: 60px;
    }
    .about3{
        padding-bottom: 80px;
    }
    .about3-con{
        padding-bottom: 40px;
        background-size: 100% 49px;
        padding-left: 45px;
        padding-right: 45px;
    }
}

@media (max-width: 992px){
    .about1 .about1-img{
        width: 100%;
    }
    .about1 .about1-txt{
        width: 100%;
        padding: 30px 10px;
    }
    .about2{
        padding-bottom: 50px;
    }
    .about1{
        padding: 50px 0;
    }
    .about1 .about1-txt h3,.about-tit h3{
        font-size: 32px;
    }
    .mb-100{
        margin-bottom: 50px;
    }
    .about3{
        padding-bottom: 60px;
    }
}


@media (max-width: 768px){
    .about1 .about1-txt h3,.about-tit h3{
        font-size: 26px;
    }
    .about3-con{
        padding-bottom: 30px;
        background-size: 100% 39px;
        padding-left: 20px;
        padding-right: 20px;
    }
    .mb-100{
        margin-bottom: 40px;
    }
    .about1{
        padding:40px 0;
    }
    .about2{
        padding-bottom: 40px;
    }
    .about3{
        padding-bottom: 40px;
    }
}