.md-about-1.md27441 {
    padding-top: 0.84rem;
    padding-bottom: 0.4rem;
    position: relative;
    overflow: hidden;
}

.md-about-1.md27441 .layout {
    margin-left: auto;
    margin-right: auto;
    width: 16rem;
    max-width: 92%;
}

.md-about-1.md27441 .md-md {
    position: absolute;
    top: -1.3rem;
    visibility: hidden;
}

.md-about-1.md27441 .subtitle {
    margin-top: 0.06rem;
}

.md-about-1.md27441 .desc {
    line-height: calc(30 / 16);
    margin-top: 0.14rem;
}

.md-about-1.md27441 .c-pic {
    margin-top: 0.56rem;
}

.md-about-1.md27441 .img {
    padding-top: calc(520 / 1600 * 100%);
}

.md-about-1.md27441 .left1 {
    width: calc(360 / 1600 * 100%);
}

.md-about-1.md27441 .right1 {
    width: calc(1120 / 1600 * 100%);
    padding-top: 0.1rem;
}

.md-about-1.md27441 .logo {
    margin-top: 0.3rem;
}

.md-about-1.md27441 .logo img {
    display: block;
    height: 1em;
}

.md-about-1.md27441 .intro {
    line-height: 1.75;
}

.md-about-1.md27441 .content {
    line-height: 1.75;
    margin-top: 0.1rem;
}

@media screen and (max-width: 900px) {
    .md-about-1.md27441 .c-pic {
        width: 100%;
        margin-top: 0.3rem;
    }

    .md-about-1.md27441 .text {
        width: 100%;
    }
}

.md-about-2.md27442 {
    padding-top: 0.4rem;
    padding-bottom: 0.3rem;
    position: relative;
}

.md-about-2.md27442 .layout {
    margin-left: auto;
    margin-right: auto;
    width: 16rem;
    max-width: 92%;
}

.md-about-2.md27442 .md-md {
    position: absolute;
    top: -1.3rem;
    visibility: hidden;
}

.md-about-2.md27442 .subtitle {
    margin-top: 0.06rem;
}

.md-about-2.md27442 .desc {
    line-height: calc(30 / 16);
    margin-top: 0.14rem;
}

.md-about-2.md27442 .ul {
    margin-top: 0.4rem;
}

.md-about-2.md27442 .li {
    width: calc(385 / 1600 * 100%);
    margin-right: calc(20 / 1600 * 100%);
}

.md-about-2.md27442 .li:nth-child(4n) {
    margin-right: 0;
}

.md-about-2.md27442 .li {
    margin-bottom: 0.2rem;
}

.md-about-2.md27442 .dd {
    height: 100%;
    position: relative;
    background-color: #f8f8f8;
    border-radius: 4px;
    padding: 0.42rem 0.5rem 0.5rem;
    transition: 0.5s;
}

.md-about-2.md27442 .dd:hover {
    transform: translateY(-0.1rem);
    box-shadow: 0 2px 0.1rem rgba(0, 0, 0, 0.1);
}

.md-about-2.md27442 .title {
    transition: 0.5s;
}

.md-about-2.md27442 .intro {
    min-height: 6em;
    margin-top: 0.09rem;
}

.md-about-2.md27442 .icon {
    margin-top: 0.12rem;
    transition: 0.5s;
}

.md-about-2.md27442 .ic {
    width: 1em;
    height: 1em;
    transition: 0.5s;
}

@media screen and (max-width: 900px) {
    .md-about-2.md27442 .ul {
        justify-content: space-between;
    }

    .md-about-2.md27442 .li {
        width: 100%;
    }
}

.md-about-3.md27443 {
    padding-top: 0.32rem;
    padding-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.md-about-3.md27443 .layout {
    margin-left: auto;
    margin-right: auto;
    width: 16rem;
    max-width: 92%;
}

.md-about-3.md27443 .md-md {
    position: absolute;
    top: -1.3rem;
    visibility: hidden;
}

.md-about-3.md27443 .subtitle {
    margin-top: 0.06rem;
}

.md-about-3.md27443 .desc {
    line-height: calc(30 / 16);
    margin-top: 0.14rem;
}

.md-about-3.md27443 .swipers {
    position: relative;
    margin-top: 0.38rem;
}

.md-about-3.md27443 .swiper1 {
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.md-about-3.md27443 .sw1 .c-pic::before {
    content: "";
    position: absolute;
    left: 0%;
    bottom: 0;
    width: 100%;
    height: calc(390 / 720 * 100%);
    z-index: 1;
    pointer-events: none;
    background-image: linear-gradient(0deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0) 100%);
}

.md-about-3.md27443 .sw1 .img {
    padding-top: calc(720 / 1600 * 100%);
}

.md-about-3.md27443 .sw1 .text {
    width: 4.8rem;
    position: absolute;
    left: 0.8rem;
    bottom: 0.76rem;
    z-index: 2;
}

.md-about-3.md27443 .sw1 .intro {
    margin-top: 0.1rem;
}

.md-about-3.md27443 .swiper2 {
    width: 9rem;
    position: absolute;
    inset: auto 0.6rem 0.8rem auto;
    z-index: 30;
    padding: 0 0.7rem;
}

.md-about-3.md27443 .sw2 {
    cursor: pointer;
    border-radius: 4px;
    overflow: hidden;
    background-color: #000;
}

.md-about-3.md27443 .sw2::after {
    content: "";
    position: absolute;
    left: 0%;
    top: 0%;
    width: 100%;
    height: 100%;
    border: 2px solid #fff;
    border-radius: 4px;
}

.md-about-3.md27443 .sw2 .c-pic {
    opacity: 0.6;
    transition: 0.5s;
}

.md-about-3.md27443 .sw2 .img {
    padding-top: calc(125 / 240 * 100%);
}

.md-about-3.md27443 .sbtn {
    width: 1em;
    height: 1em;
    border-radius: 50%;
    background-color: #f4f4f4;
    color: #222;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    position: absolute;
    top: calc(50% - 0.5em);
    z-index: 20;
    transition: 0.5s;
}

.md-about-3.md27443 .sbtn:hover {
    background-color: var(--active);
    color: #fff;
}

.md-about-3.md27443 .sbtn svg {
    width: 28%;
    height: 28%;
}

.md-about-3.md27443 .prev {
    left: 0;
}

.md-about-3.md27443 .next {
    right: 0;
}

.md-about-3.md27443 .thumb-active .c-pic {
    opacity: 1;
}

@media screen and (max-width: 900px) {
    .md-about-3.md27443 .swiper2 {
        width: 100%;
        position: relative;
        inset: 0;
        margin-top: 0.2rem;
        padding: 0 0.2rem;
    }

    .md-about-3.md27443 .sw1 .text {
        width: 100%;
        left: 0;
        bottom: 0;
        padding: 0.3rem;
    }
}