@media (max-width: 767px) {
    .banner-desc-box {
        position: absolute;
        top: 0;
        left: 0;
        width: 90%;
        height: 100%;
        /*background: rgba(255, 255, 255, 0.5);*/
        background: linear-gradient(to left, rgba(0, 0, 0, 0), #666);
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        padding-left: 5px;
    }


    .banner-desc-box-title {
        font-size: 25px;
        font-weight: 300;
        color: #fff;
        text-align: left;
        width: 100%;
        font-family: Quicksand-Medium;
    }

    .banner-desc-box-content {
        font-size: 14px;
        color: #fff;
        text-align: left;
        width: 100%;
    }

    .carousel-item {
        height: 100%;
    }

    .w-100 {
        height: 100%;
        object-fit: cover;
    }

    .carousel-inner {
        height: 200px;
    }

    .intro-list {
        margin: 100px auto 0;
        width: 100%;
        max-width: 1300px;
    }

    .intro-item1 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
        flex-direction: column;
    }

    .item-img {
        width: 100%;
        height: 400px;
        border-radius: 5px;
        background: #c9c9c9;
    }

    .item-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .item-content1 {
        width: 100%;
        height: 100%;
        position: relative;
        padding: 0px 0px 0 10px;
        flex: 1;
        /* margin-left: 100px; */
        padding-top: 21px;
    }

    .item-content2 {
        width: 100%;
        height: 100%;
        position: relative;
        flex: 1;
        margin-right: 100px;
        padding-top: 50px;
    }

    .item-shape1 {
        width: 175px;
        height: 134px;
        border-top: 20px solid #f2f2f2;
        border-right: 20px solid #f2f2f2;
        border-radius: 0 50px 0 0;
        position: absolute;
        left: 0px;
        top: 18px;
    }

    .item-num {
        font-size: 72px;
        font-family: Quicksand-Medium;
    }

    .item-title {
        font-size: 38px;
    }

    .item-desc {
        font-size: 16px;
        margin-top: 20px;
    }

    .intro-item2 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
        flex-direction: row-reverse;
        flex-direction: column;
    }


    .item-shape2 {
        width: 175px;
        height: 134px;
        border-top: 20px solid #f2f2f2;
        border-left: 20px solid #f2f2f2;
        border-radius: 50px 0 0 0;
        position: absolute;
        right: 0px;
        top: 18px;
    }

    .item-num2 {
        font-size: 72px;
        font-family: Quicksand-Medium;
        text-align: right;
    }

    .item-title2 {
        font-size: 38px;
        text-align: right;
    }

    .item-desc2 {
        font-size: 16px;
        margin-top: 20px;
    }

    .sleep-box {
        width: 100%;
        max-width: 1300px;
        margin: 80px auto;
        display: flex;
        justify-content: space-between;
        align-items: self-start;
        flex-direction: column;
    }

    .sleep-left-list {
        width: 100%;
        min-width: 300px;
        /*padding-right: 20px;*/
    }

    .sleep-left-list ul {
        list-style: none;
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 10px;
    }

    .sleep-left-list ul li {
        font-size: 13px;
        color: #37414b;
        margin-bottom: 20px;
        cursor: pointer;
        background: #f5f5f5;
        border-radius: 6px;
        padding: 10px;
        width:48%;
    }

    .sleep-left-item {
        /*transition: all 0.3s ease;*/
    }

    .sleep-left-item-active {
        background: #37414b !important;
        color: #fff !important;
    }

    .sleep-left-list ul li:hover {
        background: #37414b;
        color: #fff;
    }

    .sleep-right-list {
        flex: 1;
        /*padding-left: 20px;*/
    }

    .sleep-right-item-title h1 {
        font-size: 30px;
        font-weight: bold;
        color: #333333;
    }

    .sleep-right-item-content {
        color: #333333;
        padding-top: 20px;
    }

    .sleep-right-item-img {
        margin-top: 20px;
        background: #f5f5f5;
        border-radius: 10px;
        overflow: hidden;
    }

    .sleep-right-item-img img {
        width: 100%;
        height: 100%;
    }
}

@media (min-width: 768px) and (max-width: 1365px) {
    .banner-desc-box {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        min-width: 500px;
        height: 100%;
        /*background: rgba(255, 255, 255, 0.5);*/
        background: linear-gradient(to left, rgba(0, 0, 0, 0), #666);
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
    }


    .banner-desc-box-title {
        font-size: 40px;
        font-weight: 300;
        color: #fff;
        text-align: left;
        width: 600px;
        font-family: Quicksand-Medium;
    }

    .banner-desc-box-content {
        font-size: 16px;
        color: #fff;
        text-align: left;
        width: 600px;
    }

    .intro-list {
        margin: 100px auto 0;
        width: 100%;
        max-width: 1300px;
    }

    .intro-item1 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
    }

    .item-img {
        width: 350px;
        height: 350px;
        border-radius: 5px;
        background: #c9c9c9;
    }

    .item-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .item-content1 {
        width: 100%;
        height: 100%;
        position: relative;
        /* padding: 50px 100px 0 0; */
        flex: 1;
        /* margin-left: 100px; */
        padding-top: 14px;
        padding-left: 20px;
    }

    .item-content2 {
        width: 100%;
        height: 100%;
        position: relative;
        flex: 1;
        padding-right: 20px;
        padding-top: 14px;
    }

    .item-shape1 {
        width: 235px;
        height: 134px;
        border-top: 15px solid #f2f2f2;
        border-right: 15px solid #f2f2f2;
        border-radius: 0 50px 0 0;
        position: absolute;
        left: 17px;
        top: 0;
    }

    .item-num {
        font-size: 55px;
        font-family: Quicksand-Medium;
    }

    .item-title {
        font-size: 25px;
    }

    .item-desc {
        font-size: 14px;
        margin-top: 20px;
    }

    .intro-item2 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
        flex-direction: row-reverse;
    }


    .item-shape2 {
        width: 235px;
        height: 134px;
        border-top: 15px solid #f2f2f2;
        border-left: 15px solid #f2f2f2;
        border-radius: 50px 0 0 0;
        position: absolute;
        right: 20px;
        top: 0;
    }

    .item-num2 {
        font-size: 55px;
        font-family: Quicksand-Medium;
        text-align: right;
    }

    .item-title2 {
        font-size: 25px;
        text-align: right;
    }

    .item-desc2 {
        font-size: 14px;
        margin-top: 20px;
    }

    .sleep-box {
        width: 100%;
        max-width: 1300px;
        margin: 80px auto;
        display: flex;
        justify-content: space-between;
        align-items: self-start;
    }

    .sleep-left-list {
        width: 280px;
        min-width: 300px;
        padding-right: 20px;
    }

    .sleep-left-list ul {
        list-style: none;
        padding: 0;
    }

    .sleep-left-list ul li {
        font-size: 16px;
        color: #37414b;
        margin-bottom: 20px;
        cursor: pointer;
        background: #f5f5f5;
        border-radius: 6px;
        padding: 15px;
    }

    .sleep-left-item {
        /*transition: all 0.3s ease;*/
    }

    .sleep-left-item-active {
        background: #37414b !important;
        color: #fff !important;
    }

    .sleep-left-list ul li:hover {
        background: #37414b;
        color: #fff;
    }

    .sleep-right-list {
        flex: 1;
        padding-left: 20px;
    }

    .sleep-right-item-title h1 {
        font-size: 30px;
        font-weight: bold;
        color: #333333;
    }

    .sleep-right-item-content {
        color: #333333;
        padding-top: 20px;
    }

    .sleep-right-item-img {
        margin-top: 20px;
        background: #f5f5f5;
        border-radius: 10px;
        overflow: hidden;
    }

    .sleep-right-item-img img {
        width: 100%;
        height: 100%;
    }
}

@media (min-width: 1366px) {
    .banner-desc-box {
        position: absolute;
        top: 0;
        left: 0;
        width: 40%;
        height: 100%;
        /*background: rgba(255, 255, 255, 0.5);*/
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        background: linear-gradient(to left, rgba(0, 0, 0, 0), #666);
    }


    .banner-desc-box-title {
        font-size: 40px;
        font-weight: 300;
        color: #fff;
        text-align: left;
        width: 600px;
        font-family: Quicksand-Medium;
    }

    .banner-desc-box-content {
        font-size: 18px;
        color: #fff;
        text-align: left;
        width: 600px;
    }

    .intro-list {
        margin: 100px auto 0;
        width: 100%;
        max-width: 1300px;
    }

    .intro-item1 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
    }

    .item-img {
        width: 800px;
        height: 500px;
        border-radius: 5px;
        background: #c9c9c9;
    }

    .item-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .item-content1 {
        width: 100%;
        height: 100%;
        position: relative;
        /* padding: 50px 100px 0 0; */
        flex: 1;
        margin-left: 100px;
        padding-top: 50px;
    }

    .item-content2 {
        width: 100%;
        height: 100%;
        position: relative;
        flex: 1;
        margin-right: 100px;
        padding-top: 50px;
    }

    .item-shape1 {
        width: 235px;
        height: 134px;
        border-top: 20px solid #f2f2f2;
        border-right: 20px solid #f2f2f2;
        border-radius: 0 50px 0 0;
        position: absolute;
        left: -80px;
        top: 0;
    }

    .item-num {
        font-size: 72px;
        font-family: Quicksand-Medium;
    }

    .item-title {
        font-size: 38px;
    }

    .item-desc {
        font-size: 16px;
        margin-top: 20px;
    }

    .intro-item2 {
        display: flex;
        justify-content: space-between;
        align-items: start;
        margin-bottom: 100px;
        flex-direction: row-reverse;
    }


    .item-shape2 {
        width: 235px;
        height: 134px;
        border-top: 20px solid #f2f2f2;
        border-left: 20px solid #f2f2f2;
        border-radius: 50px 0 0 0;
        position: absolute;
        right: -80px;
        top: 0;
    }

    .item-num2 {
        font-size: 72px;
        font-family: Quicksand-Medium;
        text-align: right;
    }

    .item-title2 {
        font-size: 38px;
        text-align: right;
    }

    .item-desc2 {
        font-size: 16px;
        margin-top: 20px;
    }

    /*新增样式*/
    .sleep-box {
        width: 100%;
        max-width: 1300px;
        margin: 80px auto;
        display: flex;
        justify-content: space-between;
        align-items: self-start;
    }

    .sleep-left-list {
        width: 30%;
        min-width: 300px;
        padding-right: 20px;
    }

    .sleep-left-list ul {
        list-style: none;
        padding: 0;
    }

    .sleep-left-list ul li {
        font-size: 16px;
        color: #37414b;
        margin-bottom: 20px;
        cursor: pointer;
        background: #f5f5f5;
        border-radius: 6px;
        padding: 30px 30px;
    }

    .sleep-left-item {
        /*transition: all 0.3s ease;*/
    }

    .sleep-left-item-active {
        background: #37414b !important;
        color: #fff !important;
    }

    .sleep-left-list ul li:hover {
        background: #37414b;
        color: #fff;
    }

    .sleep-right-list {
        flex: 1;
        padding-left: 20px;
    }

    .sleep-right-item-title h1 {
        font-size: 50px;
        font-weight: bold;
        color: #333333;
    }

    .sleep-right-item-content {
        color: #333333;
        padding-top: 20px;
    }

    .sleep-right-item-img {
        margin-top: 20px;
        background: #f5f5f5;
        border-radius: 10px;
        overflow: hidden;
    }

    .sleep-right-item-img img {
        width: 100%;
        height: 100%;
    }


}