/*PC端*/
@media (min-width: 768px) {
    .main {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .banner {
        width: 100%;
        position: relative;
        /* 确保图片遮罩效果正确显示 */
        overflow: hidden;
    }

    .banner img {
        width: 100%;
        height: 35rem;
        opacity: 0.85;
        transition: opacity 0.5s ease;
        
        /* 添加底部渐变透明效果 */
        -webkit-mask-image: linear-gradient(to bottom, black 80%, transparent 100%);
        mask-image: linear-gradient(to bottom, black 80%, transparent 100%);
    }


    .navbar-brand {
        display: block !important;
    }

    .navbar-brand2 {
        display: none !important;
    }

    .navbar-dark .navbar-nav .nav-link {
        color: #333 !important;
    }


    /* 核心叠加效果样式 */
    .text-overlay {
        position: relative;
        display: inline-block;
        text-align: center;
        padding: 60px 40px;
    }
    /* 背景英文文字 */
    .text-overlay::before {
        content: "About us";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 3rem;
        font-weight: 900;
        color: #cccccc;
        opacity: 0.2;
        white-space: nowrap;
        z-index: 1;
    }
    /* 前景中文文字 */
    .text-overlay span {
        position: relative;
        font-size: 1.5rem;
        font-weight: 700;
        color: #000000;
        z-index: 2;
    }

    /* 核心叠加效果样式 */
    .text-overlay2 {
        position: relative;
        display: inline-block;
        text-align: center;
        padding: 20px 40px;
    }
    /* 背景英文文字 */
    .text-overlay2::before {
        content: "Services";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 3rem;
        font-weight: 900;
        color: #cccccc;
        opacity: 0.2;
        white-space: nowrap;
        z-index: 1;
    }
    /* 前景中文文字 */
    .text-overlay2 span {
        position: relative;
        font-size: 1.5rem;
        font-weight: 700;
        color: #000000;
        z-index: 2;
    }



}

/*移动端*/
@media (max-width: 767px) {
    .main {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .banner {
        width: 100%;
        position: relative;
        display: none !important;
    }

    .banner img {
        width: 100%;
        height: 12rem;
    }

    .navbar-brand {
        display: none !important;
    }

    .navbar-brand2 {
        display: block !important;
    }

    .navbar-brand2 img {
        width: 100px;
    }




}

.banner .company_info {
    position: absolute;
    left: 3rem;
    bottom: 10rem;
    width: 50%;
    color: #FFF;
}

.banner .company_info .name_en {
    font-size: 0.6rem;
}

.banner .company_info .name_cn {
    font-size: 2rem;
    font-weight: 600;
}

.banner .company_info .desc {
    font-size: 0.8rem;
    width: 45%;
}

.area_aboutus {
    display: flex;
}
.area_aboutus .area_text {
    display: flex;
    flex-direction: column;
}
.area_aboutus .area_text .title {

}
.area_aboutus .area_text .desc {
    font-size: 0.9rem;
    color: #555;
}
.area_aboutus .area_text .btn {
    display: flex;
    margin-top: 2rem;
}
.area_aboutus .area_team_img {
    display: flex;

}
.area_aboutus .area_team_img .team_img {
    display: flex;
    justify-content: end;
}
.area_aboutus .area_team_img .team_img img {
    width: 80%;
}

.area_service {
    margin-top: 2rem;
}
.area_service span {
    font-size: 2rem;
}

.area_imgs {
    display: flex;
}
.area_imgs .area_img {
    margin-top: 0.2rem;
    padding: 0.5rem;
}
.area_imgs .area_img img {
    width: 100%;
}
.area_imgs .area_img .img_title {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    font-size: 1.5rem;
    color: #FFF;
    font-weight: 600;
}