.dd-main-banner-box{
    width: 100%;
    height: 11.36rem;
    position: relative;
}
.dd-main-banner-bg-out-box{
    width: 100%;
    height: 11.36rem;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}
.dd-main-banner-bg-inner-box{
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.dd-main-banner-text-out-box{
    width: 100%;
    height: 11.36rem;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}
.dd-main-banner-text-inner-box{
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    margin: 0 auto;
}
.dd-main-banner-title{
    font-family: 'Monu BoldC BoldC', sans-serif;
    font-size: 1.19rem;
    color: #ffffff;
    width: 100%;
    line-height: 1.19rem;
    margin-top: 5.34rem;
    text-align: center;
    font-weight: bold;
}
.dd-main-banner-title2{
    font-family: 'Monu BoldC BoldC', sans-serif;
    font-size: 0.48rem;
    color: #ffffff;
    width: 4.80rem;
    line-height: 0.48rem;
    position: absolute;
    left: 1.55rem;
    bottom: 1.93rem;
    font-weight: bold;
}

/** 证书列表 */
.dd-cert-imgs-box{
    width: 100%;
    height: 1.68rem;
    position: absolute;
    top: 4.90rem;
    left: 0;
    z-index: 3;
}
.dd-cert-imgs{
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: center;
    width: auto;
    max-width: 96%;
    margin: 0 auto;
    overflow: visible;
    gap: 0.45rem;
}
.dd-cert-imgs > a.popup-image{
    flex: 0 0 auto;
}
.dd-cert-item{
    float: none;
    margin-right: 0;
}
.dd-cert-1{
    width: 1.56rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/cert-icon-1.png") no-repeat;
    background-position: center;
    background-size: 1.56rem 1.56rem;
}
.dd-cert-bluesign{
    width: 2.45rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/bluesignlogo.png") no-repeat center;
    background-size: contain;
}
.dd-cert-2{
    width: 3.11rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/ZERO.png") no-repeat;
    background-position: center;
    background-size: 3.11rem 1.26rem;
}
.dd-cert-3{
    width: 1.74rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/cert-icon-3.png") no-repeat;
    background-position: center;
    background-size: 1.74rem 1.68rem;
}
.dd-cert-4{
    width: 1.74rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/cert-icon-4.png") no-repeat;
    background-position: center;
    background-size: 1.74rem 1.68rem;
}
.dd-cert-5{
    width: 1.74rem;
    height: 1.68rem;
    background: url("../../images/pc/aboutus/brand/cert-icon-5.png") no-repeat;
    background-position: center;
    background-size: 1.74rem 1.68rem;
    margin-right: 0;
}

/**公司简介详情**/
.dd-aboutus-details-bg-box{
    width: 100%;
    background: #f7f7f7;
    padding: 1.10rem 1.90rem;
}
.dd-service-details-box{
    width: 100%;
}
.dd-service-details-content-box{
    width: 100%;
}
.dd-service-details-title{
    font-family: 'Monu BoldC BoldC', sans-serif;
    font-size: 0.36rem;
    color: #10069f;
    line-height: 0.64rem;
    font-weight: bold;
}
.dd-service-details-info{
    font-family: 'Axia Regular', sans-serif;
    font-size: 0.2744rem;
    color: #000000;
    line-height: 0.64rem;
    margin-top: 0.42rem;
}
.dd-service-details-info p{
    font-family: 'Axia Regular', sans-serif;
    font-size: 0.2744rem;
    color: #000000;
    line-height: 0.64rem;
    margin-top: 0.42rem;
}
.dd-service-details-info img{
    display: block;
    width: 100% !important;
    max-width: 100%;
    height: auto !important;
    box-sizing: border-box;
}

.dd-service-details-imgs{
    width: 100%;
    margin-top: 1.06rem;
}
.dd-service-details-imgs-item{
    width: 4.66rem;
    height: 6.44rem;
    background: #dedede;
    float: left;
    margin-right: 0.55rem;
    box-shadow: 0.04rem 0.04rem 0.05rem rgba(0, 0, 0, 0.3);
    overflow: hidden;
}
.dd-service-details-imgs-item:last-child{
    margin-right: 0;
}
.dd-service-details-imgs-item image{
    width: 100%;
    height: 100%;
}















@media screen and (max-width:640px) {
    .dd-main-banner-box{
        width: 100%;
        height: 12.50rem;
        position: relative;
    }
    .dd-main-banner-bg-out-box{
        width: 100%;
        height: 12.50rem;
        position: absolute;
        top: 0;
        left: 0;
        z-index: 1;
    }
    .dd-main-banner-bg-inner-box{
        width: 100%;
        height: 100%;
        position: relative;
        overflow: hidden;
    }
    .dd-main-banner-bg-inner-box img{
        width: auto;
        height: 12.50rem;
        position: absolute;
        /*animation: scrollImage 10s linear infinite; 调整10s为您想要的速度，linear为匀速，infinite为无限循环 */
    }
    @keyframes scrollImage {
        0% {
          left: 0;
        }
        100% {
          left: -100%; /* 从左到右移动完整宽度，-100%是相对于元素自身宽度的负值 */
        }
    }
    .dd-main-banner-text-out-box{
        width: 100%;
        height: 12.50rem;
        position: absolute;
        top: 0;
        left: 0;
        z-index: 2;
    }
    .dd-main-banner-text-inner-box{
        width: 100%;
        height: 100%;
        position: relative;
        overflow: hidden;
        margin: 0 auto;
    }
    .dd-main-banner-title{
        font-family: 'Monu BoldC BoldC', sans-serif;
        font-size: 1.19rem;
        color: #ffffff;
        width: 100%;
        line-height: 1.19rem;
        margin-top: 5.34rem;
        text-align: center;
        font-weight: bold;
    }
    .dd-main-banner-title2{
        font-family: 'Monu BoldC BoldC', sans-serif;
        font-size: 0.48rem;
        color: #ffffff;
        width: 4.80rem;
        line-height: 0.48rem;
        position: absolute;
        left: 1.55rem;
        bottom: 1.93rem;
        font-weight: bold;
    }
    
    /**公司简介详情**/
    .dd-aboutus-details-bg-box{
        width: 100%;
        background: #f7f7f7;
        padding: 0.60rem 0.30rem;
    }
    .dd-service-details-box{
        width: 100%;
    }
    .dd-service-details-content-box{
        width: 100%;
    }
    .dd-service-details-title{
        font-family: 'Monu BoldC BoldC', sans-serif;
        font-size: 0.36rem;
        color: #10069f;
        line-height: 0.64rem;
        font-weight: bold;
    }
    .dd-service-details-info{
        font-family: 'Axia Regular', sans-serif;
        font-size: 0.2744rem;
        color: #000000;
        line-height: 0.64rem;
        margin-top: 0.42rem;
    }
    .dd-service-details-info p{
        font-family: 'Axia Regular', sans-serif;
        font-size: 0.2744rem;
        color: #000000;
        line-height: 0.64rem;
        margin-top: 0.42rem;
    }
    .dd-service-details-info img{
        display: block;
        width: 100% !important;
        max-width: 100%;
        height: auto !important;
        box-sizing: border-box;
    }

    .dd-service-details-imgs{
        width: 100%;
        margin-top: 1.06rem;
    }
    .dd-service-details-imgs-item{
        width: 3.12rem;
        height: 4.30rem;
        background: #dedede;
        float: left;
        margin-right: 0.30rem;
        margin-bottom: 0.30rem;
        overflow: hidden;
    }
    .dd-service-details-imgs-item:last-child{
        margin-right: 0;
    }

    /** 证书列表：手机端 3×2 网格 + contain，避免固定 background-size 拉变形 */
    .dd-cert-imgs-box{
        width: 100%;
        height: auto;
        min-height: 3.55rem;
        position: absolute;
        top: 4.35rem;
        left: 0;
        z-index: 3;
        padding: 0 0.28rem;
        box-sizing: border-box;
    }
    .dd-cert-imgs{
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-template-rows: auto auto;
        align-items: center;
        justify-items: center;
        column-gap: 0.28rem;
        row-gap: 0.42rem;
        width: 100%;
        margin: 0 auto;
        padding: 0;
        overflow: visible;
    }
    .dd-cert-imgs > a.popup-image{
        min-width: 0;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .dd-cert-imgs .dd-cert-item{
        float: none;
        margin: 0;
        width: 100%;
        max-width: 2.35rem;
        height: 1.30rem;
        background-position: center center;
        background-repeat: no-repeat;
        background-size: contain;
    }
    .dd-cert-bluesign{
        max-width: 100%;
        height: 1.18rem;
        background-image: url("../../images/pc/aboutus/brand/bluesignlogo.png");
    }
    .dd-cert-1{
        background-image: url("../../images/pc/aboutus/brand/cert-icon-1.png");
    }
    .dd-cert-2{
        max-width: 100%;
        height: 1.22rem;
        background-image: url("../../images/pc/aboutus/brand/ZERO.png");
    }
    .dd-cert-3{
        background-image: url("../../images/pc/aboutus/brand/cert-icon-3.png");
    }
    .dd-cert-4{
        background-image: url("../../images/pc/aboutus/brand/cert-icon-4.png");
    }
    .dd-cert-5{
        background-image: url("../../images/pc/aboutus/brand/cert-icon-5.png");
    }
}