@media screen and (max-width: 1600px) {
  .gbook.w80 {
    width: 95%;
    -o-background-size: 35% auto;
    background-size: 35% auto;
  }
  .page_nav {
    left: 5%;
    width: 95%;
  }
}
@media screen and (max-width: 1400px) {
  .about_main1 .text h3,
  .about_main2 .about_tl h3 {
    font-size: 36px;
  }
}
@media screen and (max-width: 1200px) {
  /*.flexslider .slides li img{
			display: block;
			width: 100%;
			height: 120%;
			object-fit: cover;
	}*/

  .w80 {
    width: 95%;
  }

  .floot_left {
    bottom: 20%;
  }
  .page_ban{
    padding-top: 40%;
  }
  .about_main1 .text {
    width: 46%;
  }
}

@media screen and (max-width: 1000px) {
  .dw {
    top: -80px;
  }

  .page_nav {
    width: 97.5%;
    left: 2.5%;
    margin-bottom: 25px;
  }
  .page_nav li {
    min-width: 33%;
  }
  .location {
    margin-right: 3%;
  }

  .page_title h3 {
    font-size: 30px;
  }
  .page_title h5 {
    font-size: 24px;
  }
  .about {
    margin-bottom: 60px;
  }

  .about_main1 {
    padding: 0.5rem 0 1rem;
  }
  .about_main1 .img {
    width: 100%;
  }
  .about_main1 .text {
    width: 100%;
    padding: 30px 0 0;
  }
  .about_main2 .content li .text h3 {
    font-size: 20px;
  }
  .about_main2 .content li .text p {
    font-size: 14px;
  }

  .pro_left {
    width: 240px;
  }
  .pro_left h3 {
    font-size: 24px;
  }
  .pro_left ul {
    padding: 10px;
  }
  .pro_left li > a {
    font-size: 14px;
  }

  .proli{
    padding-left: 260px;
  }
  .proli .proli_con li {
    width: 48%;
    margin-right: 4%;
  }
  .proli .proli_con li:nth-child(3n) {
    margin-right: 4%;
  }
  .proli .proli_con li:nth-child(2n) {
    margin-right: 0px;
  }
  .procon{
    padding-left: 260px;
  }

  .newsli {
    margin-bottom: 60px;
  }
  .newsli li a {
    padding: 1%;
  }
  .newsli li .img {
    width: 35%;
    height: auto;
  }
  .newsli li .img img {
    height: 150px;
  }
  .newsli li .text {
    width: 60%;
  }
  .newsli li .text h3 {
    font-size: 16px;
    margin: 0px;
  }
  .newsli li .text p {
    font-size: 14px;
    line-height: 25px;
  }
  .newsli li .date {
    width: 15%;
    margin-top: 15px;
  }
  .newsli li .date .sj p {
    font-size: 25px;
    line-height: 25px;
    margin-bottom: 5px;
  }
  .newsli li .date .sj span {
    font-size: 14px;
    line-height: 19px;
  }
  .newsli li .date .more {
    font-size: 28px;
  }

  .gbook .text h5 {
    font-size: 30px;
    padding-bottom: 10px;
  }
  .gbook .text h5 i {
    font-size: 30px;
    margin-right: 10px;
  }
  .caseli li{
    width: 49%;
    margin-right: 2%;
    margin-bottom: 2%;
  }
  .caseli li:nth-child(3n){
    margin-right: 2%;
  }
  .caseli li:nth-child(2n){
    margin-right: 0;
  }
  .caseli li .text h3{
    font-size: 14px;
    line-height: 2;
  }

  .caseli1 li .img {
    height: 200px;
  }
  .caseli1 li .text p {
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }
}

@media screen and (max-width: 880px) {
  .location {
    display: none;
  }

  .page_nav {
    width: 100%;
    left: 0px;
    margin-bottom: 5px;
  }
  .page_nav ul {
    display: none;
  }
  .page_nav .mob_page_nav {
    display: block;
    width: 100%;
  }

  .page_nav .mob_page_nav h3 {
    font-size: 18px;
    color: #fff;
    line-height: 50px;
    background-color: #004557;
    text-align: center;
    vertical-align: top;
  }
  .page_nav .mob_page_nav h3 span {
    display: inline-block;
    position: relative;
    width: 15px;
    height: 15px;
    margin-left: 5px;
    /*line-height: 50px;*/
  }
  .page_nav .mob_page_nav h3 span:after,
  .page_nav .mob_page_nav h3 span:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 2px;
    background-color: #fff;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
  }
  .page_nav .mob_page_nav h3 span:before {
    -webkit-transform: translate(-50%, -50%) rotate(90deg);
    -moz-transform: translate(-50%, -50%) rotate(90deg);
    -ms-transform: translate(-50%, -50%) rotate(90deg);
    -o-transform: translate(-50%, -50%) rotate(90deg);
    transform: translate(-50%, -50%) rotate(90deg);
  }
  .page_nav .mob_page_nav.on h3 span:after {
    -webkit-transform: translate(-50%, -50%) rotate(180deg);
    -moz-transform: translate(-50%, -50%) rotate(180deg);
    -ms-transform: translate(-50%, -50%) rotate(180deg);
    -o-transform: translate(-50%, -50%) rotate(180deg);
    transform: translate(-50%, -50%) rotate(180deg);
  }
  .page_nav .mob_page_nav.on h3 span:before {
    -webkit-transform: translate(-50%, -50%) rotate(360deg);
    -moz-transform: translate(-50%, -50%) rotate(360deg);
    -ms-transform: translate(-50%, -50%) rotate(360deg);
    -o-transform: translate(-50%, -50%) rotate(360deg);
    transform: translate(-50%, -50%) rotate(360deg);
  }
  .page_nav .mob_page_nav dl {
    display: none;
    position: absolute;
    z-index: 7;
    top: 50px;
    left: 0px;
    width: 100%;
    background-color: #f5f5f5;
  }
  .page_nav .mob_page_nav dl dd {
    position: relative;
    border-bottom: 1px solid #eee;
  }
  .page_nav .mob_page_nav dl dd a {
    display: block;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    color: #666;
    text-align: center;
  }
  .page_nav .mob_page_nav dl dd.cur a {
    color: #004557;
  }
  .page_nav .mob_page_nav dl dd .btn {
    position: absolute;
    right: 0px;
    top: 0px;
    width: 50px;
    height: 50px;
  }
  .page_nav .mob_page_nav dl dd .btn p {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 2px;
    background-color: #999;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
  }
  .page_nav .mob_page_nav dl dd .btn p:nth-child(2) {
    -webkit-transform: translate(-50%, -50%) rotate(90deg);
    -moz-transform: translate(-50%, -50%) rotate(90deg);
    -ms-transform: translate(-50%, -50%) rotate(90deg);
    -o-transform: translate(-50%, -50%) rotate(90deg);
    transform: translate(-50%, -50%) rotate(90deg);
  }
  .page_nav .mob_page_nav dl dd.on > .btn p {
    -webkit-transform: translate(-50%, -50%) rotate(180deg);
    -moz-transform: translate(-50%, -50%) rotate(180deg);
    -ms-transform: translate(-50%, -50%) rotate(180deg);
    -o-transform: translate(-50%, -50%) rotate(180deg);
    transform: translate(-50%, -50%) rotate(180deg);
  }
  .page_nav .mob_page_nav dl dd.on > .btn p:nth-child(2) {
    -webkit-transform: translate(-50%, -50%) rotate(360deg);
    -moz-transform: translate(-50%, -50%) rotate(360deg);
    -ms-transform: translate(-50%, -50%) rotate(360deg);
    -o-transform: translate(-50%, -50%) rotate(360deg);
    transform: translate(-50%, -50%) rotate(360deg);
  }
  .page_nav .mob_page_nav dl dd ul{
    float: none;
    width: 100%;
  }
  .page_nav .mob_page_nav dl dd li{
    width: 100%;
  }
  .page_nav .mob_page_nav dl dd li a{
    font-size: 14px;
  }
  .pro_left{
    display: none;
  }
  
  .proli{
    padding-left: 0;
  }
  .procon{
    padding-left: 0px;
  }

  .gbook .con li img {
    right: 5px;
    top: 10px;
    height: 30px;
  }
}

@media screen and (max-width: 767px) {
  .dw {
    top: -60px;
  }
  .floot_right {
    display: none;
  }
  .page_ban{
    padding-top: 50%;
  }
  .about_main2 .content ul {
    padding: 0 5%;
  }
  .about_main2 .content li {
    width: 100%;
  }
  .about_main2 .content li:nth-child(2) {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
       -moz-box-orient: vertical;
       -moz-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .about_main2 .content li .img {
    padding-bottom: 30%;
    min-height: 120px;
  }
  .about_main2 .content li .text {
    padding-bottom: 0px;
  }
  .about_main2 .content li .text .box {
    position: relative;
    padding: 0.6rem 0.4rem;
  }
}

@media screen and (max-width: 640px) {
  .floot_left {
    display: none;
  }
  .page_ban{
    padding-top: 60%;
  }
  .page_ban .text h4{
    font-size: .64rem;
  }



  .page_title {
    margin-bottom: 10px;
  }
  .page_title h3 {
    font-size: 30px;
  }
  .page_title h5 {
    font-size: 24px;
  }
  .about p{
    font-size: 14px;
    line-height: 1.6;
  }

  .about_main1 .text h3,
  .about_main2 .about_tl h3 {
    font-size: 28px;
  }

  .proli {
    padding-left: 0px;
  }
  .proli .proli_con {
    width: 100%;
  }
  .procon .procon_con {
    width: 100%;
  }
  .proli .proli_nav {
    display: none;
  }
  .procon .proli_nav {
    display: none;
  }
  .procon_tl .img{
    width: 100%;
    margin-bottom: .3rem;
  }
  .procon_tl .text{
    width: 100%;
  }
  .procon .desc .title h3{
    font-size: 16px;
  }

  .newsli {
    margin-bottom: 40px;
  }
  .news .news_con p {
    font-size: 14px;
    line-height: 24px;
  }

  .gbook {
    background: none;
    margin-bottom: 50px;
  }
  .gbook .con {
    float: none;
    width: 100%;
  }
  .gbook .text {
    float: none;
    width: 100%;
  }

  .caseli1 li .img {
    height: 160px;
    width: 40%;
  }
  .caseli1 li .text {
    width: 60%;
    padding: 20px 5%;
  }
  .caseli1 li .text p {
    font-size: 14px;
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }
  .contact {
    margin-bottom: 40px;
  }
  .contact .text .fk ul {
    display: block;
  }
  .contact .text .fk ul li {
    width: 100%;
    height: auto;
    margin-bottom: 15px;
    padding-bottom: 15px;
  }
  .contact .text .fk ul li .ico {
    float: left;
    width: 50px;
    height: 50px;
    margin: 5px 25px 25px;
  }
  .contact .map {
    height: 300px;
  }

  .contact .gbook li {
    width: 100%;
    margin-right: 0px;
  }
}

@media screen and (max-width: 480px) {
  .page_title h3 {
    font-size: 26px;
  }
  .page_title h5 {
    font-size: 20px;
  }

  .newsli li .img {
    float: none;
    width: 100%;
  }
  .newsli li .img img {
    height: auto;
  }
  .newsli li .text {
    float: none;
    width: 100%;
    padding: 0.2rem 0;
  }
  .newsli li .text span.sj2 {
    display: block;
    color: #004557;
  }
  .newsli li .date {
    display: none;
  }

  .proli .proli_con li{
    width: 100%;
    margin-right: 0px;
  }
  .proli .proli_con li:nth-child(3n){
    margin-right: 0;
  }

  .gbook .con li {
    width: 100%;
    margin-right: 0px;
    float: none;
  }
  .gbook .con button {
    width: 100%;
  }
  .gbook {
    margin-bottom: 30px;
  }

  .caseli li{
    width: 100%;
    margin-right: 0%;
    margin-bottom: 2%;
  }
  .caseli li:nth-child(3n){
    margin-right: 0%;
  }
  .caseli li .text h3{
    font-size: 14px;
    line-height: 2;
  }

  .caseli1 li .img {
    width: 100%;
    height: 28 0px;
  }
  .caseli1 li .text {
    width: 100%;
  }
}