@media (min-width: 960px) {
    .main_content {
        position: relative;
        margin-top: 72px;
        width: 100%;
        height: 378px;
        background: url('../images/technology/technology_bg.png') no-repeat center;
        background-size: 100% 100%;
    }
    .main_content .main_title{
        position: absolute;
        top: 170px;
        left: 25%;
        width: 197px;
        height: 53px;
        background: url('../images/technology/technology_js.png') no-repeat center;
        background-size: 100% 100%;
    }

    /* 内容列表 */
  .essay_content{
    width: 100%;
    padding-top: 48px;
    display: flex;
    align-items: center;
    flex-direction: column;
  }

  .essay_content .nev{
    width: 1200px;
    height: 20px;
    font-size: 14px; 
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333333;
    line-height: 20px;
    text-align-last: left;
    margin-bottom: 27px;
  }

  .essay_content .nev a{
    cursor: pointer;
  }
  .essay_content .nev .nav_seat{
    color: #20A15E;
    cursor: pointer;
  }
  .essay_content .essay_wrao{
    position: relative;
    width: 1200px;
    background: #FFFFFF;
    box-shadow: 2px 2px 8px 0px rgba(0,85,215,0.15);
    padding: 30px 32px 75px;
    box-sizing: border-box;
  }
  /* 富文本 */
  .essay_content .essay_detailed{
    width: 1200px;
    height: auto;
    background: #FFFFFF;
    box-shadow: 2px 2px 8px 0px rgba(0,85,215,0.15);
  }

  /* .essay_content .essay_wrao .essay_ui{
  }
  .essay_content .essay_wrao .essay_ui .essay_li{
  } */
  .essay_content .essay_wrao .essay_ui .line{
    width: 100%;
    height: 1px;
    border-bottom: 1px dotted #CCCCCC;
    margin: 19px 0;
  }

  .essay_content .essay_wrao .essay_ui .essay_li .title{
    display: flex;  
    justify-content: space-between;
    align-items: center;
    height: 22px;
    font-size: 16px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #333333;
    line-height: 22px;
    margin-bottom: 7px; 
    cursor: pointer;
  }

  .essay_content .essay_wrao .essay_ui .essay_li .title p:hover{
    text-decoration: underline;
    font-size: 16px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #20A15E;
    cursor: pointer;
  }

  .essay_content .essay_wrao .essay_ui .essay_li .handle_active{
    display: flex;  
    justify-content: space-between;
    align-items: center;
    height: 22px;
    font-size: 16px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #20A15E;
    text-decoration: underline;
    line-height: 22px;
    margin-bottom: 7px; 
    cursor: pointer;
  }
  .essay_content .essay_wrao .essay_ui .essay_li .title span{
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
  }
  .essay_content .essay_wrao .essay_ui .essay_li .text{
    width: 1136px;
    height: 40px;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 20px;
    cursor: pointer;
    display:-webkit-box;
    overflow:hidden;
    text-overflow:ellipsis;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
  }

  /* 分页器 */
  .essay_content .essay_wrao .p_pager{
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  /* 首页 */
  .essay_content .essay_wrao .p_pager .go_home{
    width: 50px;
    height: 30px;
    background: #F9FAFC;
    border: 1px solid #CCCCCC;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
  /* 页码 */
  .essay_content .essay_wrao .p_pager .number_page{
    width: 30px;
height: 30px;
background: #F9FAFC;
border: 1px solid #CCCCCC;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
  /*  选中--页码 */
  .essay_content .essay_wrao .p_pager .active{
    width: 30px;
    height: 30px;
    background: #20A15E;
    border: 1px solid #20A15E;;
    color: #FFFFFF;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
  /* 上一页 */
  .essay_content .essay_wrao .p_pager .last_page{
    width: 60px;
    height: 30px;
    background: #F9FAFC;
    border: 1px solid #CCCCCC;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
  /* 下一页 */
  .essay_content .essay_wrao .p_pager .pass_page{
    width: 60px;
    height: 30px;
    background: #F9FAFC;
    border: 1px solid #CCCCCC;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
  /* 页末 */
  .essay_content .essay_wrao .p_pager .end_page{
    width: 50px;
    height: 30px;
    background: #F9FAFC;
    border: 1px solid #CCCCCC;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    cursor: pointer;
  }
}

@media (max-width: 960px) {
    .main_content {
        background: #fff;
    }
}