.about_us{
  background-color: #EAEAEB;
  .banner {
    background: url(../img/a-banner.png) center center;
    background-size: cover;
    height: 270px;
    width: 100%;
    overflow: hidden;
  }
  .content{
    background-color: #fff;
  }
  .info-title{
    padding: 64px 0 30px;
    color: #2F78DC;
    text-align: center;
    height:37px;
    font-size:36px;
    font-weight:bold;
    color:rgba(47,120,220,1);
    line-height:32px;
  }
  /* model1 */
  .model1{
    overflow: hidden;
    width: 100%;
    .img-item{
      overflow: hidden;
      margin-bottom: 36px;
      img{
        float: left;
        margin-right: 60px;
        width: 452px;
        height: 241px;
      }
      .info{
        font-size:18px;
        font-weight:400;
        color:rgba(46,47,48,1);
        line-height:48px;
      }
    }
  }

  /* model2 */
  .model2{
    overflow: hidden;
    .container{
      .item{
        width: 283px;
        height: 325px;
        border: 1px solid #557495;
        float: left;
        margin-right: 26px;
        .box{
          padding: 15px 15px;
          .title{
            font-size:24px;
            font-weight:bold;
            color:rgba(46,46,48,1);
            line-height:32px;
            text-align: center;
            padding: 10px 0 20px;
          }
          .img-box{
            width: 100%;
            height: 100px;
            overflow: hidden;
            text-align: center;
            margin-bottom: 20px;
          }
          .info-box{
            font-size:18px;
            font-weight:400;
            color:rgba(61,63,64,1);
            line-height:32px;
            display: -webkit-box;
            overflow: hidden;
            -webkit-line-clamp: 4;
            -webkit-box-orient: vertical;
            text-indent: 2em;
          }
        }
      }
      .item:last-child{
        margin-right: 0;
      }
    }
  }

  /* model3 */
  .model3{
    padding-bottom: 30px;
    .container{
      .box{
        padding: 20px;
        display: flex;
        flex-direction: row;
        justify-content: space-around;
      }
      .item{
        font-size: 18px;
        text-align: center;
        a{
          font-size:24px;
          font-weight:400;
          color:rgba(73,73,74,1);
          line-height:48px;
        }
        .border{
          width: 164px;
          height: 164px;
          line-height: 164px;
          border: 2px solid #386CC5;
          border-radius: 50%;
          text-align: center;
          margin: 0 auto 10px;
          img{
            vertical-align: middle;
          }
        }
        &:hover .border{
          transform: scale(1.1);
          -webkit-transform: scale(1.1);
        }
      }
    }

  }

}

  .question .main {
    width: 885px;
    padding: 15px;
}

.question .wrap {
    background-color: #fff;
    padding: 0 25px 0 20px;
}