.background {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.bannerBg {
  width: 100%;
  height: 100%;
  z-index: -1;
}


/* 内容 */
.content {
    background: url('/static/img/aboutUs/news/luoan.png') no-repeat;
     height: 100%;
     /* margin-top: 60px; */
     display: flex;
     width: 1100px;
     margin: 60px auto 0px auto;
}

.content .left {
    margin-top: 130px;
}

.content .bigTit {
    font-size: 48px;
    color: #182A6A;
    letter-spacing: 0;
    font-weight: 400;
}

.content .smallTit {
    width: 270px;
    background: #FFFFFF;
    border: 2px solid rgba(238, 238, 238, 1);
    margin-top: 19px;
}

.content .smallTit li {
    width: 270px;
    height: 87px;
    line-height: 87px;
    font-size: 22px;
    color: #1C2188;
    letter-spacing: 0;
    font-weight: 400;
    text-align: center;
    /* background: #182A6A; */
}

.content .smallTit li.actives {
    height: 87px;
    line-height: 87px;
    background: #182A6A;
    color: #fff;
    text-align: center;
}

.content .smallTit li:hover {
    height: 87px;
    line-height: 87px;
    background: #182A6A;
    color: #fff;
    text-align: center;
}

.contact {
    margin-top: 40px;
    font-family: PingFangSC-Medium;
    font-size: 16px;
    color: #333333;
    letter-spacing: 0;
    font-weight: 500;
}

.contact .tit {
    font-family: PingFangSC-Medium;
    font-size: 24px;
    color: #333333;
    letter-spacing: 0;
    font-weight: 500;
}

.contact .cont {
    display: flex;
    margin-top: 14px;
}

.contact .tele {
    margin-left: 19px;
}

.contact img {
    width: 26px;
    height: 26px;
    display: inline-block;
}

.content .right {
    margin-left: 60px;
    margin-top: -60px;
}

.content .right .newsTitle {
    height: 87px;
    line-height: 87px;
    width: 866px;
    border-bottom: 1px solid #DCDCDC;
    font-family: PingFang-SC-Medium;
    font-size: 14px;
    color: #000000;
    letter-spacing: 0;
    font-weight: 500;
}


.content .right .textBox {
    padding: 40px 87px 30px 35px;
    box-sizing: border-box;
}

.content .right .smallTitle {
    font-family: PingFangSC-Medium;
    font-size: 18px;
    color: #000000;
    letter-spacing: 0;
    font-weight: 500;
}

.content .right .back {
    width: 76px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    background: #FFFFFF;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #000000;
    letter-spacing: 0;
    font-weight: 400;
    box-shadow: 0px 0px 4px 0px rgba(0, 0, 0, 0.1);
}

.content .right .date {
    font-family: PingFangSC-Regular;
    font-size: 12px;
    color: #000000;
    letter-spacing: 0;
    font-weight: 400;
    margin-top: 19px;
}

.content .right .para {
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #333333;
    letter-spacing: 0;
    line-height: 30px;
    font-weight: 400;
    margin-top: 10px;
}
#back_top {
    display: block;
    width: 50px;
    height: 50px;
    position: fixed;
    bottom: 50px;
    right: 40px;
    border-radius: 10px 10px 10px 10px;
    box-shadow: rgb(0 0 0 / 18%) 0px 0px 8px 0px;
    text-decoration: none;
    display: none;
    background-color: #fff;
    z-index: 9;
}
/* 设备最大宽度1440px */
@media screen and (min-width: 1025px) {
.content {
    background: none;
    width: 1400px;
    margin: auto;
}
.content .left {
    margin-top: 86px;
}
.content .smallTit,.content .smallTit li {
    width: 300px;
}
.content .right {
    margin-left: 30px;
    margin-top: 0px;
}
.content .right .newsTitle {
    width: 1065px;
}
.content .right .textBox {
    padding: 35px 0px 0px 0px;
}
.content .right .smallTitle {
    margin: 0;
    padding: 0;
    line-height: 32px;
}
.content .right .para img{
  margin-left: 160px;
  padding: 15px 0px 0px 0px;
}
}
/* 设备最大宽度1024px */
@media screen and (max-width: 1024px){
  .content {
      background: none;
      width: 960px;
      margin: auto;
  }
  .content .left {
      margin-top: 86px;
  }
  .content .smallTit,.content .smallTit li {
      width: 228px;
  }
  .content .right {
      margin-left: 16px;
      margin-top: 0px;
  }
  .content .right .newsTitle {
      width: 715px;
  }
  .content .right .smallTitle {
      width: 65%;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
  }
  .content .right .textBox {
      padding: 35px 0px 0px 0px;
      width: 715px;
  }
  .content .right .para img{
      width:100%;
  }
}
/* 设备最大宽度750px */
@media screen and (max-width: 750px){
.bannerBg {
    height: 220px;
}
    .content {
       width: 345px;
       margin: auto;
       flex-direction: column;
    }
    .content .left {
        margin-top: 32px;
    }
    .smallTit,.contact{
       display:none;
    }
    .content .bigTit {
        font-size: 15px;
        text-align: center;
        color: #000000;
    }
    .content .right .newsTitle {
        width: 345px;
        height: 72px;
    }
    .content .right {
        margin-left: 0px;
    }
    .content .right .textBox {
        width: 345px;
    }
    .content .right .smallTitle {
        width: 80%;
    }
    .content .right .back {
        width: 72px;
        margin-top: -78px;
    }
    .content .right .para img {
        height: 100%;
    }
}