@media screen and (max-width: 768px) {
    .about-div{
        display: none;
    }
    .about-nav{
        width: 100%;
        height: 57px;
        border-bottom: 1px solid #e5e5e5;
        background-color: #fff;
    }
    .about-nav-container{
        width: 70%;
        height: 56px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: row-reverse;

    }

    .send-email img{
        width: 16px;
        height: 16px;
    }
    .item-text{
        font-size: 16px;
        line-height: 1.5;
    }
    .news-container{
        margin: 0 auto 30px;
        padding: 20px 0;
        font-size: 16px;
        line-height: 1.5;
    }
    .news-item{
        width: 100%;
        margin-bottom: 50px;
    }
    .news-img{
        width: 92%;
        margin: 0 auto 20px;

    }
    .news-img img{
        width: 100%;
        height: auto;
    }
    .news-content{
        padding: 0 20px 20px 20px;

    }
    .news-title{
        width: 100%;
        font-size: 23px;
        font-weight: 600;
        line-height: 1;

    }
    .news-time{
        padding: 8px 0px;
        
    }

    .news-text{

      display: -webkit-box; 
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical; 
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .no-more{
        text-align: center;
        margin: 0 auto;
    }
}
@media screen and (min-width: 768px) and (max-width: 1200px) {
    .about-nav{
        width: 100%;
        height: 57px;
        border-bottom: 1px solid #e5e5e5;
        background-color: #fff;
    }
    .about-nav-container{
        width: 70%;
        height: 56px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .send-email img{
        width: 16px;
        height: 16px;
    }
    .item-text{
        font-size: 18px;
        line-height: 1.5;
    }
    .news-container{
        margin: 0 auto 30px;
        padding: 20px 0;
        font-size: 18px;
        line-height: 1.5;
    }
    .news-item{
        width: 100%;
        height: 250px;
        display: flex;
        justify-content: space-between;
        margin-bottom: 50px;
    }
    .news-img{
        width: 40%;
        overflow: hidden;
        padding: 0 10px;
    }
    .news-img img{
        width: 100%;
        height: auto;
        transition: all 0.3s ease-in-out;
    }
    .news-img:hover img{
        transform: scale(1.05);
    }
    .news-content{
        width: 59%;
        height: 250px;
        padding: 0 20px 20px 0;
        display: flex;
        flex-direction: column;
        border-bottom: 1px solid #dbe1e6;

    }
    .news-title{
        width: 100%;
        font-size: 23px;
        font-weight: 600;
        line-height: 1;

    }
    .news-time{
        padding: 8px 0px;
        
    }

    .news-text{

      display: -webkit-box; 
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical; 
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .no-more{
        text-align: center;
        margin: 30px auto;
    }

}
@media screen and (min-width: 1200px) {
    .about-nav{
        width: 100%;
        height: 57px;
        border-bottom: 1px solid #e5e5e5;
        background-color: #fff;
    }
    .about-nav-container{
        max-width: 1318px;
        width: 70%;
        height: 56px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .send-email img{
        width: 16px;
        height: 16px;
    }
    .item-text{
        font-size: 18px;
        line-height: 1.5;
    }
    .news-container{
        width: 1000px;
        margin: 0 auto 30px;
        padding: 20px 0;
        font-size: 18px;
        line-height: 1.5;
    }
    .news-item{
        width: 100%;
        height: 250px;
        display: flex;
        justify-content: space-between;
        margin-bottom: 50px;
    }
    .news-img{
        width: 40%;
        overflow: hidden;
        padding: 0 20px;
    }
    .news-img img{
        width: 100%;
        height: auto;
        margin: 0 auto;
        transition: all 0.3s ease-in-out;
    }
    .news-img:hover img{
        transform: scale(1.05);
    }
    .news-content{
        width: 59%;
        height: 250px;
        padding: 0 20px 20px 0;
        display: flex;
        flex-direction: column;
        border-bottom: 1px solid #dbe1e6;

    }
    .news-title{
        width: 100%;
        font-size: 23px;
        font-weight: 600;
        line-height: 1;

    }
    .news-time{
        padding: 8px 0px;
        
    }
    .news-text{

      display: -webkit-box; 
      -webkit-line-clamp: 3; 
      -webkit-box-orient: vertical; 
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .no-more{
        text-align: center;
        margin: 30px auto;
    }

}