@media screen and (min-width: 1024px) and (max-width: 1170px) {
  .box,
  .advantage {
    width: 96%;
  }
  .about p {
    width: auto;
    padding-right: 50px;
  }
}
@media only screen and (max-width: 1023px) {
  .box,
  .advantage {
    width: 96%;
  }
  .about p {
    width: auto;
    padding-right: 50px;
  }
  header#header {
    background: rgb(0, 0, 0, 0.8);
    padding: 20px 0;
  }
  .white-bg.slideDown {
    background: rgb(0, 0, 0, 0.8) !important;
  }
  #mnavh {
    display: block;
    position: fixed;
    right: 20px;
    top: 15px;
  }
  #starlist {
    display: none;
    width: 100%;
  }
  nav li {
    width: 100%;
    margin-left: 0;
  }
  nav li a {
    display: block;
  }
  nav li:nth-child(1) {
    margin-top: 30px;
  }
  nav li:last-child {
    margin-bottom: 200%;
  }
  .open {
    top: 15px;
    position: absolute;
    right: 20px;
  }
  .slideDown {
    padding: 20px 0;
  }
  .logo {
    float: none;
  }
  .logo img {
    margin: auto;
    height: 50px;
  }
  nav {
    width: 100%;
    float: none;
  }
  .list-bg {
    margin-top: 73px;
  }
  .white-bg #starlist li a {
    color: #fff;
  }
}
@media only screen and (max-width: 768px) {
  header#header {
    padding: 10px 0;
  }
  #mnavh,
  .open {
    top: 6px;
  }
  .banner {
    height: 690px;
    font-size: 15px;
  }
  .advantage li section span {
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    -webkit-line-clamp: 2;
  }
  .news-list p {
    margin-right: 140px;
  }
  .h-title span {
    width: 80%;
  }
  .list-bg {
    margin-top: 60px;
  }
  ul.page-case-list li a {
    margin: 10px;
  }
  .right-box {
    display: none;
  }
  .left-box {
    margin-right: 0;
  }
}
@media only screen and (max-width: 480px) {
  header#header {
    padding: 5px 0;
    position: fixed;
    top: 0;
    width: 100%;
    line-height: 36px;
    text-align: center;
    z-index: 9999;
  }
  header .box {
    display: block;
  }
  header .box nav {
    text-align: center;
  }
  header .normal-logo {
    display: none;
  }
  header .white-logo {
    display: block;
  }
  #mnavh,
  .open {
    top: 9px;
    right: 10px;
  }
  .navicon:before,
  .navicon:after {
    height: 3px;
  }
  .navicon,
  .open .navicon:before,
  .open .navicon:after {
    height: 3px;
  }
  .banner {
    height: 560px;
  }
  .banner li:nth-child(1),
  .banner li:nth-child(2) {
    font-size: 22px;
  }
  .banner li:nth-child(3),
  .banner li:nth-child(4) {
    padding: 0 20px;
  }
  .advantage ul {
    height: 120px;
    top: -60px;
    width: 100%;
  }
  .advantage li:nth-child(2) section:before {
    left: -10px;
  }
  .advantage li:nth-child(2) section:after {
    right: -10px;
  }
  .advantage {
    height: 100px;
  }
  .advantage li section img {
    height: 50px;
  }
  .advantage li section {
    margin: 10px;
    padding: 10px;
  }
  .advantage li section span {
    display: none;
  }
  .advantage p {
    font-size: 15px;
    margin: 5px 0;
  }
  .h-title h2 {
    font-size: 22px;
  }
  .h-title span {
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    -webkit-line-clamp: 2;
  }
  .h-title h2 {
    font-size: 22px;
  }
  .service-a li,
  .service-b li {
    width: 100%;
  }
  .service-a img {
    width: 100%;
  }
  .service-a i {
    float: left;
    width: 120px;
    margin-bottom: 0;
    overflow: hidden;
    margin-right: 10px;
  }
  .service-a section {
    padding: 10px;
    margin-bottom: 10px;
  }
  .service-a span,
  .service-b span {
    padding: 0;
    text-align: left;
    margin-bottom: 0;
  }
  .service-a p,
  .service-b p {
    font-size: 16px;
    text-align: left;
  }
  .service-b i {
    float: left;
    margin-bottom: 0;
  }
  .service-b img {
    width: 90px;
  }
  .service-b li {
  }
  .service-b section {
    margin: 10px;
    padding: 10px;
    box-shadow: 0px 5px 9px 1px rgba(144, 161, 180, 0.2);
  }
  .service-a {
    margin-bottom: 0;
  }
  .service-b {
    margin-bottom: 30px;
  }
  .case-list li h3 {
    font-size: 14px;
  }
  .case-list p {
    display: none;
  }
  .case-list li:nth-child(1),
  .case-list li:nth-child(2),
  .case-list li:nth-child(5),
  .case-list li:nth-child(6) {
    width: 50%;
  }
  .case-list li:nth-child(3),
  .case-list li:nth-child(4) {
    width: 100%;
  }
  .case-list li {
    height: 200px;
  }
  .bth-text {
    height: 36px;
    line-height: 36px;
    font-size: 15px;
    width: 160px;
  }
  .case-list ul {
    margin-bottom: 30px;
  }
  .about-section {
    margin: 30px 0;
    background-size: 100%;
  }
  .about {
    margin-top: 160px;
    width: 100%;
  }
  .about h2 {
    font-size: 22px;
    margin: 20px 0 20px 50px;
  }
  .btn-blue {
    margin: 20px 0 0 50px;
  }
  .news-list li i {
    width: 100px;
    height: auto;
    margin-right: 10px;
  }
  .news-list span {
    display: none;
  }
  .news-list h2 {
    margin-right: 0;
    font-size: 16px;
    margin-top: 6px;
  }
  .news-list p {
    margin-right: 0;
    float: left;
    margin-top: 10px;
    -webkit-line-clamp: 2;
  }
  .news-list li {
    margin: 20px 10px;
  }
  .news {
    margin-bottom: 30px;
  }
  .contact-list li {
    width: 50%;
    font-size: 14px;
  }
  .ft-img {
    float: none;
  }
  .end-logo {
    margin: 20px auto;
  }
  .end-nav {
    text-align: center;
  }
  .end-nav li {
    margin-right: 5px;
    padding-right: 5px;
  }
  .end-nav li:after {
    right: 0px;
  }
  p.copyright {
    text-align: center;
    padding: 0 20px 70px 0;
  }
  .banner ul {
    top: 20%;
  }
  .list-bg {
    margin-top: 60px;
    height: 200px;
  }
  .content {
    padding: 0 10px;
  }
  .list-title {
    margin-bottom: 20px;
  }
  ul.page-case-list li {
    width: 100%;
  }
  ul.page-case-list li i {
    height: auto;
  }
  ul.page-case-list li i img {
    height: auto;
    width: 100%;
  }
  .tell-tit h2 {
    font-size: 18px;
  }
  .tell-tit p {
    padding: 0 30px;
    line-height: 24px;
  }
  .kefu li {
    width: 100%;
  }
  .kefu li img {
    float: left;
    width: 100px;
    margin-right: 10px;
  }
  .kefu li a {
    margin: 10px;
    box-shadow: 0px 3px 9px 1px rgba(144, 161, 180, 0.2);
    padding: 5px;
    border: 1px solid #f4f4f4;
  }
  .kefu li h3 {
    text-align: left;
    margin: 20px 0 10px 0;
  }
  .kefu p {
    text-align: left;
  }
  ul.form-sq {
    width: 80%;
  }
  .news-info {
    box-shadow: 0px 3px 9px 1px rgba(144, 161, 180, 0.2);
    border: 1px solid #f4f4f4;
    margin: 0 10px;
  }
  .news-info p:last-child {
    display: block;
    clear: both;
    margin-top: 20px;
  }
  .news-info i {
    width: 80px;
  }
  .nextinfo {
    margin: 10px;
  }
  .nextinfo li {
    width: 100%;
  }
}

@media only screen and (max-width: 768px) {
  .query-container .query-form {
    width: 100%;
  }
  .query-container .query-result {
    overflow-x: auto;
  }

  .friend-link {
    display: none;
  }
  .price-form .rows {
    display: block;
    margin-top: 0;
  }
  .price-form .col {
    width: 100%;
    margin: 10px 0;
  }
  .price-form .label {
    width: 90px;
  }
  .price-form .col-inline {
  }
  .price-form .col-inline .label {
    width: 90px;
  }
  .price-form #country {
    display: block;
  }
  .price-form .col-inline .tip {
    display: none;
  }
  .price-buttons {
    padding: 10px 0;
  }

  .price-content {
    display: none;
  }
  .price-mobile {
    display: block;
  }
  .user-section {
    display: none;
  }
  nav .mobile-nav {
    display: block;
  }
  .user-box {
    flex-wrap: wrap;
    margin-bottom: 40px;
  }
  .login-box {
    padding: 30px;
    border-radius: 3px;
  }
  .user-box .left {
    width: 100%;
    margin-right: 0;
    order: 1;
  }
  .user-box .right {
    width: 100%;
    order: 0;
    margin-bottom: 30px;
    box-sizing: border-box;
    padding: 0 10px;
  }
  .index-service-list p {
    float: none;
    -webkit-line-clamp: 3;
  }
  .index-service-list li i img {
    width: 100px;
  }
}