.home_page{
    width: 100%;
    align-items: center;
    justify-content: center;
    display: flex!important;
    flex-wrap: wrap;
    box-sizing: border-box;
}
.empty{
    height: 0;
}
.ellipsis{
    overflow: hidden;
    -webkit-line-clamp: 1; 
    -webkit-box-orient: vertical;
    display: -webkit-box;
    word-break: break-all;
}
.flex{
    display: flex;
}
header{
    background-color: rgba(30, 30, 34, 1) !important
}
@media screen and (min-width: 768px) {
    .adap{
        margin-top: 119px;
    }
    .page_title{
        width: 100%;
        padding: 40px 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 32px;
        font-weight: bold;
        color: #000;
    }
    .about_page_box{
        width: 100%;
        padding: 40px 0;
    }
    .about_left_box{
        width: 100%;
    }
    .about_right_box,.about_right_box img{
        width: 100%;
    }
    .home_page .product_box{
        width: 370px;
        /* margin: 0 10px 30px 10px; */
        margin-bottom: 30px;
        cursor: pointer;
        padding: 0 10px;
        box-sizing: border-box;
        border-radius: 10px;
    }
    
    .product_box_img{
        border-radius: 10px;
        overflow: hidden;
        position: relative;
        display: flex;
        align-items: center;
    }
    .product_box_img::after{
        content: "";
        position: absolute;
        top: 0%;
        left: 50%;
        width: 0;
        height: 406px;
        background-color: #000;
        opacity: 0.4;
        z-index: 2;
    }
    .product_box_img:hover::after{
        left: 0;
        transition: all 0.5s;
        width: 100%;
    }
    .product_box .product_box_img img{
        width: 350px;
        height: 330px;
        border-radius: 10px;
    }
    
    .product_box_img:hover > img{
        transform: scale(1.1);
    }
    .pages{
        width: 100%;
        padding-left: 1rem!important;
        text-align: center;
    }
    .pagination{
        width: 100%;
        margin: 1rem 0 0 0.5rem!important;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .pages .page-item{
        width: 40px;
        height: 40px;
        text-align: center;
        line-height: 40px;
        font-size: 20px;
    }
    .enginneer_page_box{
        width: 100%;
        /* background-color: pink; */
        display: flex;
        flex-wrap: wrap;
        margin-bottom: 40px;
        padding: 0;
    }
    .item_box{
        width: 280px;
        padding: 10px;
        margin: 10px;
        background-color: #F0F0F0;
        box-sizing: border-box;
        cursor: pointer;
    }
    .item_box_img{
        overflow: hidden;
        position: relative;
    }
    .item_box_img::after{
        content: "";
        position: absolute;
        top: 0%;
        left: 50%;
        width: 0;
        height: 261px;
        background-color: #000;
        opacity: 0.4;
        z-index: 2;
    }
    .item_box_img:hover::after{
        left: 0;
        transition: all 0.5s;
        width: 100%;
    }
    .item_box .item_box_img img{
      width: 100%;
      height: 261px;
    }
    .item_box_img:hover > img{
      transform: scale(1.1);
    }
    .item_box_title{
        width: 100%;
        font-size: 18px;
        text-align: center;
        margin-top: 5px;
        overflow: hidden;
        -webkit-line-clamp: 1; 
        -webkit-box-orient: vertical;
        display: -webkit-box;
        word-break: break-all;
      }
    .item_box:hover > .item_box_title{
        color: red;
    }
    .news_box{
        width: 100%;
        margin-bottom: 40px;
        display: flex;
        justify-content: space-between;
    }
    .news_box img{
        width: 569px;
    }
    .news_content{
        width: 600px;
        height: 384px;
        /* background-color: pink; */
    }
    .news_content ul{
        list-style: none;
    }
    .news_content ul li a{
        width: 100%;
        display: flex;
        align-items: center;
       
    }
    .hot_num{
        width: 20px;
        height: 20px;
        background: red;
        color: #fff;
        line-height: 20px;
        text-align: center;
        font-size: 14px;
        margin-right: 10px;
        border-radius: 15%;
    }
    .hot_title{
        width: 100%;
        overflow: hidden;
        -webkit-line-clamp: 1; 
        -webkit-box-orient: vertical;
        display: -webkit-box;
        color: #aaa;
        font-size: 15px;
    }
    .news_content ul li a:hover > .hot_title{
        color: red;
    }

}
@media only screen and (max-width: 767px){
    .adap{
        margin-top: 155px;
    }
    .home_page .product_box{
        width: 100%;
        margin-bottom: 20px;
        cursor: pointer;
        box-sizing: border-box;
        border-radius: 10px;
    }
    .product_box_img{
        border-radius: 10px;
        overflow: hidden;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .product_box .product_box_img img{
        width: 300px;
        border-radius: 10px;
    }
    .product_box_img img:hover{
        transform: scale(1.1);
    }
    .pages{
        width: 100%;
        padding-left: 1rem!important;
        text-align: center;
    }
    .pagination{
        width: 100%;
        margin: 1rem 0 0 0.5rem!important;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .pages .page-item{
        width: 40px;
        height: 40px;
        text-align: center;
        line-height: 40px;
        font-size: 20px;
    }

    .page_title{
        width: 100%;
        padding: 40px 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 32px;
        font-weight: bold;
        color: #000;
    }
    .about_page_box{
        width: 100%;
        padding: 20px;
    }
    .about_left_box{
        width: 100%;
        box-sizing: border-box;
        text-align: center;
    }
    .about_right_box,.about_right_box img{
        width: 100%;
    }
    .enginneer_page_box{
        width: 100%;
        /* background-color: pink; */
        display: flex;
        flex-wrap: wrap;
        margin-bottom: 40px;
        align-items: center;
        justify-content: center;
    }
    .item_box{
        width: 291px;
        padding: 10px;
        margin: 10px;
        background-color: #F0F0F0;
        box-sizing: border-box;
        cursor: pointer;
    }
    .item_box_img{
        overflow: hidden;
        position: relative;
    }
    .item_box_img::after{
        content: "";
        position: absolute;
        top: 0%;
        left: 50%;
        width: 0;
        height: 261px;
        background-color: #000;
        opacity: 0.4;
        z-index: 2;
    }
    .item_box_img:hover::after{
        left: 0;
        transition: all 0.5s;
        width: 100%;
    }
    .item_box .item_box_img img{
      width: 100%;
      height: 261px;
    }
    .item_box_img:hover > img{
      transform: scale(1.1);
    }
    .item_box .item_box_title{
        font-size: 18px;
        text-align: center;
        margin-top: 5px;
      }
    .item_box:hover > .item_box_title{
        color: red;
    }
    .news_box{
        width: 100%;
        margin-bottom: 40px;
        display: flex;
        flex-wrap: wrap;
    }
    .news_box img{
        width: 100%;
        margin-bottom: 10px;
    }
    .news_content{
        width: 600px;
        height: 384px;
        /* background-color: pink; */
    }
    .news_content ul{
        list-style: none;
        margin-left: 0px;
        padding-left: 0px;
    }
    .news_content ul li a{
        width: 100%;
        display: flex;
        align-items: center;
       
    }
    .hot_num{
        width: 20px;
        height: 20px;
        background: red;
        color: #fff;
        line-height: 20px;
        text-align: center;
        font-size: 14px;
        margin-right: 10px;
        border-radius: 15%;
    }
    .hot_title{
        width: 100%;
        overflow: hidden;
        -webkit-line-clamp: 1; 
        -webkit-box-orient: vertical;
        display: -webkit-box;
        color: #aaa;
        font-size: 15px;
    }
    .news_content ul li a:hover > .hot_title{
        color: red;
    }
}