@media screen and (min-width: 1024px) {
  .head {
    height: 770px;
    background-image: url(../img/index-head-pc-bg.png);
  }
  .body-box {
    min-width: 1200px;
  }
  .body-box .box1-nav {
    background-image: url(../img/index-pc-box1-bg.png);
    height: 850px;
    background-position: bottom center;
  }
  .body-box .box1-nav .box {
    width: 1200px;
    margin: 0 auto;
    padding-top: 75px;
    font-family: simhei, "思源黑体";
  }
  .body-box .box1-nav .box .box-tit {
    margin: 0 auto;
    margin-bottom: 35px;
    font-weight: lighter;
  }
  .body-box .box1-nav .box .word1 {
    font-size: 18px;
    color: #333;
    line-height: 30px;
    text-align: center;
    margin-bottom: 35px;
  }
  .body-box .box1-nav .box .detail-box .detail {
    width: 600px;
    float: left;
  }
  .body-box .box1-nav .box .detail-box .detail img {
    margin: 0 auto;
    margin-bottom: 30px;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box {
    padding: 0 5px;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box h1 {
    width: 185px;
    height: 30px;
    line-height: 30px;
    color: #7A0D16;
    font-size: 16px;
    font-weight: 500 ;
    margin-bottom: 14px;
    text-align: center;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box h2 {
    font-size: 16px;
    color: #7a0d16;
    margin-bottom: 10px;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box p {
    font-size: 16px;
    color: #333;
    line-height: 30px;
  }
  .body-box .box1-nav .box .detail-box .detail:nth-child(1) h1 {
    background-color: #f2e5ec;
  }
  .body-box .box1-nav .box .detail-box .detail:nth-child(2) h1 {
    background-color: #ddf5f2;
  }
  .body-box .box2-nav {
    background-image: url(../img/index-pc-box2-bg.png);
    height: 981px;
    background-position: center center;
  }
  .body-box .box2-nav .box {
    width: 1200px;
    margin: 0 auto;
    padding-top: 65px;
    position: relative;
    font-family: simhei, "思源黑体";
  }
  .body-box .box2-nav .box .box-tit {
    margin: 0 auto;
    margin-bottom: 80px;
  }
  .body-box .box2-nav .box .img1 {
    position: absolute;
    top: 200px;
    left: 60px;
  }
  .body-box .box2-nav .box .img2 {
    position: absolute;
    top: 230px;
    right: 50px;
  }
  .body-box .box2-nav .box .word-box {
    width: 650px;
    margin-left: 225px;
    padding-left: 175px;
    margin-bottom: 55px;
    background-image: url(../img/index-box2-img4.png);
    background-repeat: no-repeat;
    background-position: top 5px  left 50px;
  }
  .body-box .box2-nav .box .word-box h1 {
    font-size: 18px;
    font-weight: 500;
    color: #109468;
    margin-bottom: 15px;
  }
  .body-box .box2-nav .box .word-box p {
    font-size: 14px;
    color: #252525;
    line-height: 20px;
  }
  .body-box .box2-nav .box .word-box.width {
    background-image: url(../img/index-box2-img3.png);
    background-repeat: no-repeat;
    background-position: top 5px  left 10px;
  }
  .body-box .box3-nav {
    background-image: url(../img/index-pc-box3-bg.png);
    height: 913px;
    background-position: center center;
  }
  .body-box .box3-nav .box {
    width: 1200px;
    margin: 0 auto;
    padding-top: 65px;
    position: relative;
    font-family: simhei, "思源黑体";
  }
  .body-box .box3-nav .box .box-tit {
    margin: 0 auto;
    margin-bottom: 60px;
  }
  .body-box .box3-nav .box .word1 {
    font-size: 18px;
    color: #252525;
    font-weight: lighter;
    line-height: 32px;
    margin-bottom: 35px;
  }
  .body-box .box3-nav .box .word2 {
    font-size: 16px;
    width: 600px;
    color: #252525;
    font-weight: lighter;
    line-height: 24px;
  }
  .body-box .box3-nav .box .img1 {
    position: absolute;
    top: 290px;
    right: 0;
  }
  .body-box .box3-nav .box .box-word {
    width: 640px;
    padding: 24px 0;
    margin-bottom: 35px;
    border-top: 1px dotted #bfbfbf;
    border-bottom: 1px dotted #bfbfbf;
  }
  .body-box .box3-nav .box .box-word p {
    font-size: 18px;
    color: #252525;
    padding-left: 25px;
    line-height: 40px;
    height: 40px;
    background-image: url(../img/index-sj.png);
    background-repeat: no-repeat;
    background-position: center left;
  }
  .body-box .box3-nav .box .box-word p span {
    font-weight: normal;
    color: #109468;
    margin-left: 10px;
  }
  .body-box .box4-nav {
    background-image: url(../img/index-pc-box4-bg.png);
    height: 708px;
    background-position: center center;
  }
  .body-box .box4-nav .box {
    width: 1200px;
    margin: 0 auto;
    font-family: simhei, "思源黑体";
  }
  .body-box .box4-nav .box .box-tit {
    margin: 0 auto;
    margin-bottom: 85px;
  }
  .body-box .box4-nav .box .box-body .img-box {
    width: 550px;
    float: left;
    height: 480px;
  }
  .body-box .box4-nav .box .box-body .img-box img {
    height: 320px;
    width: 550px;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box {
    height: 160px;
    border: 1px solid #eee;
    background-color: #fff;
    padding: 0 15px;
    padding-top: 25px;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box h1 {
    font-size: 20px;
    color: #262626;
    font-weight: 500;
    margin-bottom: 10px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box p {
    font-size: 16px;
    color: #5f5f5f;
    line-height: 30px;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box a {
    font-size: 16px;
    color: #d60d25;
    display: table;
    line-height: 25px;
  }
  .body-box .box4-nav .box .box-body .detail-box {
    height: 480px;
    float: right;
    width: 570px;
    padding-left: 70px;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail {
    height: 150px;
    width: 500px;
    padding-left: 16px;
    border-left: 1px solid #dcdcdc;
    background-image: url(../img/index-box4-xian.png);
    background-position: bottom right;
    background-repeat: no-repeat;
    position: relative;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail h1 {
    font-size: 20px;
    color: #262626;
    font-weight: 500;
    margin-bottom: 10px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail p {
    font-size: 16px;
    color: #5f5f5f;
    line-height: 30px;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail a {
    font-size: 16px;
    color: #d60d25;
    display: table;
    line-height: 25px;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box {
    position: absolute;
    left: -75px;
    top: 0px;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box h2 {
    font-size: 24px;
    color: #5f5f5f;
    margin-bottom: 6px;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box h3 {
    font-size: 16px;
    color: #a0a0a0;
    text-align: right;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail:nth-child(2) {
    height: 180px;
    padding-top: 32px;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail:nth-last-child(1) {
    background-image: none;
    padding-top: 30px;
  }
}
@media screen and (max-width: 1023px) {
  .head {
    background-image: url(../img/index-head-mb-bg.png);
    height: 8.1rem;
  }
  .body-box .box1-nav {
    padding: 0.6rem 0.2rem 0.8rem 0.2rem;
  }
  .body-box .box1-nav .box {
    font-family: simhei, "思源黑体";
  }
  .body-box .box1-nav .box .box-tit {
    margin: 0 auto;
    height: 0.75rem;
    margin-bottom: 0.2rem;
    font-weight: lighter;
  }
  .body-box .box1-nav .box .word1 {
    font-size: 0.24rem;
    color: #333;
    line-height: 0.5rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box1-nav .box .detail-box .detail {
    border-bottom: 1px dotted #DEDEDE;
    margin-bottom: 0.2rem;
  }
  .body-box .box1-nav .box .detail-box .detail img {
    width: 100%;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box {
    width: 100%;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box h1 {
    width: 3rem;
    height: 0.5rem;
    line-height: 0.5rem;
    color: #7A0D16;
    font-size: 0.24rem;
    font-weight: 500 ;
    padding-left: 0.1rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box h2 {
    font-size: 0.24rem;
    color: #7a0d16;
    margin-bottom: 0.1rem;
  }
  .body-box .box1-nav .box .detail-box .detail .word-box p {
    font-size: 0.24rem;
    color: #333;
    line-height: 0.5rem;
  }
  .body-box .box1-nav .box .detail-box .detail:nth-child(1) h1 {
    background-color: #f2e5ec;
  }
  .body-box .box1-nav .box .detail-box .detail:nth-child(2) h1 {
    background-color: #ddf5f2;
  }
  .body-box .box2-nav {
    padding: 0.4rem 0.2rem 0.8rem 0.2rem;
    background-image: url(../img/index-box2-mb-bg.png);
    background-size: 100% 100%;
  }
  .body-box .box2-nav .box {
    position: relative;
    font-family: simhei, "思源黑体";
  }
  .body-box .box2-nav .box .box-tit {
    height: 0.75rem;
    margin: 0 auto;
    margin-bottom: 0.4rem;
  }
  .body-box .box2-nav .box .img1 {
    height: 5.7rem;
    margin-left: 1.5rem;
    margin-bottom: 0.5rem;
  }
  .body-box .box2-nav .box .img2 {
    position: absolute;
    top: 1.2rem;
    right: 1.3rem;
    height: 5.4rem;
  }
  .body-box .box2-nav .box .word-box {
    margin-bottom: 0.2rem;
  }
  .body-box .box2-nav .box .word-box h1 {
    font-size: 0.24rem;
    font-weight: 500;
    color: #109468;
    padding-left: 0.3rem;
    margin-bottom: 0.2rem;
    background-image: url(../img/mb-sj-huise.png);
    background-repeat: no-repeat;
    background-size: 0.2rem;
    background-position: center  left;
  }
  .body-box .box2-nav .box .word-box p {
    font-size: 0.24rem;
    color: #252525;
    padding-left: 0.3rem;
    line-height: 0.5rem;
  }
  .body-box .box3-nav {
    padding: 0.4rem 0.2rem 0.8rem 0.2rem;
  }
  .body-box .box3-nav .box {
    position: relative;
    font-family: simhei, "思源黑体";
  }
  .body-box .box3-nav .box .box-tit {
    margin: 0 auto;
    height: 0.75rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box3-nav .box .word1 {
    font-size: 0.24rem;
    color: #252525;
    font-weight: lighter;
    line-height: 0.5rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box3-nav .box .word2 {
    font-size: 0.24rem;
    color: #252525;
    font-weight: lighter;
    line-height: 0.5rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box3-nav .box .img1 {
    width: 100%;
  }
  .body-box .box3-nav .box .box-word {
    margin-bottom: 0.3rem;
    padding: 0.3rem 0;
    border-top: 1px dotted #bfbfbf;
    border-bottom: 1px dotted #bfbfbf;
  }
  .body-box .box3-nav .box .box-word p {
    font-size: 0.24rem;
    color: #252525;
    padding-left: 0.3rem;
    line-height: 0.5rem;
    background-image: url(../img/index-sj.png);
    background-repeat: no-repeat;
    background-size: 0.1rem auto;
    background-position: top 0.2rem left;
  }
  .body-box .box3-nav .box .box-word p span {
    display: block;
    font-weight: normal;
    color: #109468;
  }
  .body-box .box4-nav {
    padding: 0.4rem 0.2rem 0.4rem 0.2rem;
  }
  .body-box .box4-nav .box {
    font-family: simhei, "思源黑体";
  }
  .body-box .box4-nav .box .box-tit {
    margin: 0 auto;
    height: 0.75rem;
    margin-bottom: 0.2rem;
  }
  .body-box .box4-nav .box .box-body .img-box img {
    width: 100%;
    margin-bottom: 0.2rem;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box {
    padding: 0 0.2rem;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box h1 {
    font-size: 0.3rem;
    color: #262626;
    font-weight: 500;
    margin-bottom: 0.3rem;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box p {
    font-size: 0.24rem;
    color: #5f5f5f;
    line-height: 0.5rem;
    margin-bottom: 0.1rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .img-box .word-box a {
    font-size: 0.24rem;
    color: #d60d25;
    display: table;
    line-height: 0.5rem;
  }
  .body-box .box4-nav .box .box-body .detail-box {
    padding-left: 1rem;
    padding-top: 0.3rem;
    border-top: 1px dotted #dcdcdc;
    margin-bottom: 0.5rem;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail {
    height: 3.2rem;
    padding-left: 0.2rem;
    border-left: 1px solid #dcdcdc;
    background-image: url(../img/news-xian.png);
    background-position: bottom right;
    background-repeat: no-repeat;
    position: relative;
    padding-top: 0.3rem;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail h1 {
    font-size: 0.3rem;
    color: #262626;
    font-weight: 500;
    margin-bottom: 0.3rem;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail p {
    font-size: 0.24rem;
    color: #5f5f5f;
    line-height: 0.5rem;
    margin-bottom: 0.1rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail a {
    font-size: 0.24rem;
    color: #d60d25;
    display: table;
    line-height: 0.5rem;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box {
    position: absolute;
    left: -0.9rem;
    top: 0.3rem;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box h2 {
    font-size: 0.3rem;
    color: #5f5f5f;
    margin-bottom: 0.1rem;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail .time-box h3 {
    font-size: 0.24rem;
    color: #a0a0a0;
    text-align: right;
  }
  .body-box .box4-nav .box .box-body .detail-box .detail:nth-last-child(1) {
    background-image: none;
    padding-top: 30px;
  }
}