@media (min-width: 769px) {
  .pic_warp {
    width: 100%;
  }
  .pic_warp > img {
    display: block;
    width: 100%;
  }
  .content1_warp {
    width: 100%;
    margin-top: 40px;
  }
  .content1_warp .content1 > h1 {
    font-size: 25px;
    color: #4C4C4C;
    text-align: center;
  }
  .content1_warp .content1 > span {
    display: block;
    width: 855px;
    font-size: 15px;
    color: #000;
    line-height: 25px;
    text-align: center;
    margin: 20px auto;
  }
  .content1_warp .content1 > ul > li {
    float: left;
    width: 20%;
    position: relative;
    min-height: 190px;
    margin-bottom: 30px;
  }
  .content1_warp .content1 > ul > li img {
    display: block;
    margin: 0 auto;
    transition: all .5s;
    width: 120px;
    height: 120px;
  }
  .content1_warp .content1 > ul > li > p {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    font-size: 20px;
    color: #4E4E4E;
    text-align: center;
    margin-top: 30px;
    transition: all .2s;
  }
  .content1_warp .content1 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content1_warp .content1 > ul > li.four img {
  }
  .content1_warp .content1 > ul > li:hover > p {
    color: #004799;
    transition: all .2s;
  }
  .content1_warp .content1 > ul > li:hover > img {
    transform: scale(1.1);
    transition: all .5s;
  }
  .content2_warp {
    width: 100%;
    margin-top: 40px;
  }
  .content2_warp .content2 > h1 {
    font-size: 25px;
    color: #4C4C4C;
    text-align: center;
  }
  .content2_warp .content2 .c2_box {
    margin-top: 40px;
  }
  .content2_warp .content2 .c2_box .c2_left {
    float: left;
    width: 50%;
    height: 319px;
    position: relative;
  }
  .content2_warp .content2 .c2_box .c2_left > img {
    width: 100%;
    height: 100%;
    display: block;
  }
  .content2_warp .content2 .c2_box .c2_left .c2_zzc {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 72, 154, 0.75);
    opacity: 0;
    transition: all .2s;
  }
  .content2_warp .content2 .c2_box .c2_left .c2_zzc > h1 {
    font-size: 25px;
    color: #fff;
    text-align: center;
    margin: 60px auto 40px auto;
  }
  .content2_warp .content2 .c2_box .c2_left .c2_zzc > p {
    width: 70%;
    font-size: 15px;
    color: #fff;
    line-height: 25px;
    margin: 0 auto;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
  }
  .content2_warp .content2 .c2_box .c2_left .c2_zzc > a {
    display: block;
    width: 105px;
    height: 30px;
    font-size: 15px;
    color: #215E9D;
    text-align: center;
    line-height: 30px;
    margin: 50px auto;
    background: #fff;
  }
  .content2_warp .content2 .c2_box .c2_left:hover .c2_zzc {
    opacity: 1;
    transition: all .2s;
  }
  .content3_warp {
    width: 100%;
    margin-top: 40px;
  }
  .content3_warp .content3 > h1 {
    font-size: 25px;
    color: #4C4C4C;
    text-align: center;
  }
  .content3_warp .content3 > ul {
    margin-top: 40px;
  }
  .content3_warp .content3 > ul > li {
    width: 25%;
    height: 240px;
    float: left;
    position: relative;
  }
  .content3_warp .content3 > ul > li > img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    margin: 0 auto;
  }
  .content3_warp .content3 > ul > li .c3_zzc {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 72, 154, 0.51);
    opacity: 0;
    transition: all .2s;
  }
  .content3_warp .content3 > ul > li .c3_zzc > p {
    font-size: 18px;
    color: #fff;
    text-align: center;
    margin: 108px 0 0 0;
  }
  .content3_warp .content3 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content3_warp .content3 > ul > li:hover .c3_zzc {
    opacity: 1;
    transition: all .2s;
  }
  .content4_warp {
    width: 100%;
    margin-top: 40px;
  }
  .content4_warp .content4 > h1 {
    font-size: 25px;
    color: #4C4C4C;
    text-align: center;
  }
  .content4_warp .content4 > ul {
    margin-top: 40px;
  }
  .content4_warp .content4 > ul > li {
    float: left;
    width: 400px;
    height: 300px;
    position: relative;
  }
  .content4_warp .content4 > ul > li .gsbg {
    display: block;
    width: 100%;
    height: 100%;
  }
  .content4_warp .content4 > ul > li .gsl {
    position: absolute;
    top: 74px;
    left: 50%;
    margin-left: -32px;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li > p {
    position: absolute;
    top: 206px;
    left: 0;
    text-align: center;
    font-size: 19px;
    color: #fff;
    width: 100%;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .wz_warp {
    width: 100%;
  }
  .wz_warp .wz a {
    font-size: 13px;
    color: #121212;
    line-height: 30px;
  }
}
@media (max-width: 768px) {
  .pic_warp {
    width: 100%;
    margin-top: 50px;
  }
  .pic_warp > img {
    display: block;
    width: 100%;
  }
  .content1_warp {
    width: 100%;
    margin-top: 2rem;
  }
  .content1_warp .content1 > h1 {
    font-size: 1.5rem;
    color: #4C4C4C;
    text-align: center;
  }
  .content1_warp .content1 > span {
    display: block;
    width: 100%;
    font-size: 1rem;
    color: #000;
    line-height: 1.5rem;
    text-align: center;
    margin: 1rem auto;
  }
  .content1_warp .content1 > ul > li {
    width: 100%;
    position: relative;
    margin-bottom: 2rem;
  }
  .content1_warp .content1 > ul > li img {
    display: block;
    margin: 0 auto;
    transition: all .5s;
    width: 120px;
  }
  .content1_warp .content1 > ul > li > p {
    font-size: 1.2rem;
    color: #4E4E4E;
    text-align: center;
    margin-top: 3rem;
    transition: all .2s;
  }
  .content1_warp .content1 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content1_warp .content1 > ul > li.four img {
    margin-top: 45px;
  }
  .content1_warp .content1 > ul > li:hover > p {
    color: #004799;
    transition: all .2s;
  }
  .content1_warp .content1 > ul > li:hover > img {
    transform: scale(1.1);
    transition: all .5s;
  }
  .content2_warp {
    width: 100%;
    margin-top: 2rem;
  }
  .content2_warp .content2 > h1 {
    font-size: 1.5rem;
    color: #4C4C4C;
    text-align: center;
  }
  .content2_warp .content2 .c2_box {
    margin-top: 2rem;
  }
  .content2_warp .content2 .c2_box .c2_left {
    width: 100%;
    position: relative;
    margin-bottom: 2rem;
  }
  .content2_warp .content2 .c2_box .c2_left > img {
    width: 100%;
    display: block;
  }
  .content2_warp .content2 .c2_box .c2_left .c2_zzc {
    display: none;
  }
  .content2_warp .content2 .c2_box .c2_left > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content3_warp {
    width: 100%;
    margin-top: 2rem;
  }
  .content3_warp .content3 > h1 {
    font-size: 1.5rem;
    color: #4C4C4C;
    text-align: center;
  }
  .content3_warp .content3 > ul {
    margin-top: 2rem;
  }
  .content3_warp .content3 > ul > li {
    width: 80%;
    position: relative;
    margin: 2rem auto;
  }
  .content3_warp .content3 > ul > li > img {
    display: block;
    width: 100%;
  }
  .content3_warp .content3 > ul > li .c3_zzc {
    display: none;
  }
  .content3_warp .content3 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content4_warp {
    width: 100%;
    margin-top: 2rem;
  }
  .content4_warp .content4 > h1 {
    font-size: 1.5rem;
    color: #4C4C4C;
    text-align: center;
  }
  .content4_warp .content4 > ul {
    margin-top: 2rem;
  }
  .content4_warp .content4 > ul > li {
    float: left;
    width: 100%;
    position: relative;
    margin-bottom: 2rem;
  }
  .content4_warp .content4 > ul > li .gsbg {
    display: block;
    width: 100%;
  }
  .content4_warp .content4 > ul > li .gsl {
    position: absolute;
    top: 74px;
    left: 50%;
    margin-left: -32px;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li > p {
    position: absolute;
    top: 206px;
    left: 0;
    text-align: center;
    font-size: 19px;
    color: #fff;
    width: 100%;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li .gs_zzc {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #2763A7;
    opacity: 0;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li .gs_zzc > img {
    display: block;
    margin: 28px auto;
  }
  .content4_warp .content4 > ul > li .gs_zzc > p {
    font-size: 19px;
    color: #fff;
    text-align: center;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
  }
  .content4_warp .content4 > ul > li .gs_zzc > span {
    display: block;
    width: 261px;
    font-size: 15px;
    color: #fff;
    line-height: 25px;
    margin: 25px auto;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
  }
  .content4_warp .content4 > ul > li > a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .content4_warp .content4 > ul > li:hover .gsl,
  .content4_warp .content4 > ul > li:hover > p {
    opacity: 0;
    transition: all .2s;
  }
  .content4_warp .content4 > ul > li:hover .gs_zzc {
    opacity: 1;
    transition: all .2s;
  }
}