header.ceiling {
  position: fixed;
  width: 100%;
  z-index: 14;
}

.search input.input {
  padding: 0 12px !important;
}

.slide-video {
  display: none;
}

header .header-top-right {
  padding-right: .4rem;
}

.navbar-toggle {
  display: none;
  position: absolute;
  width: .25rem;
  height: .25rem;
  padding: 0;
  border: none;
  border-radius: 0px;
  background-color: transparent;
  background-image: none;
  right: 0rem;
  top: .4rem;
  cursor: pointer;
  z-index: 100;
}

.navbar-toggle .icon-bar+.icon-bar {
  margin-top: .04rem;
}

.navbar-toggle .icon-bar {
  -webkit-transition: all .3s ease-out 0s;
  -moz-transition: all .3s ease-out 0s;
  -ms-transition: all .3s ease-out 0s;
  -o-transition: all .3s ease-out 0s;
  transition: all .3s ease-out 0s;
  background: #fff;
  width: 100%;
  height: .02rem;
  border-radius: 0;
  margin-top: .1rem;
  display: block;
}

.navbar-toggle.on {
  top: .4rem;
  right: 0;
}

.navbar-toggle.on .icon-bar {
  background: #fff;
}

.navbar-toggle.on .icon-bar.icon-bar1 {
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
  margin-bottom: -0.12rem;
}

.navbar-toggle.on .icon-bar.icon-bar2 {
  background: transparent;
}

.navbar-toggle.on .icon-bar.icon-bar3 {
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  transform: rotate(45deg)
}

.mobile_nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99;
  background: url(../images/header-bg.png) no-repeat;
  background-size: cover;
  width: 100%;
  height: 100%;
  padding: .8rem .2rem;
}

.mobile_nav>ul>li {
  line-height: .4rem;
  border-bottom: 1px dashed rgba(255, 255, 255, .3);
}

.mobile_nav>ul>li::before {
  content: '+';
  display: inline-block;
  font-size: .24rem;
  color: #fff;
  float: right;
  cursor: pointer;
}

.mobile_nav>ul>li.on::before {
  transform: rotate(45deg);
}

.mobile_nav>ul>li>a {
  font-size: .18rem;
  color: #fff;
}

.mobile_nav .sub-nav {
  display: none;
}

.mobile_nav .sub-nav li a {
  font-size: .16rem;
  color: #fff;
  padding-left: .2rem;
}

@media (max-width: 1670px) {
  .main3 .book .swiper-pagination {
    padding-right: 0.4rem;
  }

  .r3 .slideHd .ssbtn .next {
    right: 3.3rem;
  }

  .r3 .slideHd .ssbtn .prev {
    left: 3.3rem;
  }
}

@media (max-width: 1500px) {
  .main3 .book .swiper-pagination {
    top: 13%;
  }
}

@media (max-width: 1255px) {
  .ny-cont .ny-right.list ul li h2 {
    width: 80%;
  }
}

@media (max-width: 1024px) {
  .container {
    width: 95%;
  }

  .nav {
    display: none;
  }

  .header-top {
    position: relative;
    padding-bottom: .3rem;
  }

  .navbar-toggle {
    display: block;
  }

  .main1 .news-left {
    width: 100%;
    margin-bottom: .30rem;
  }

  .main1 .pic {
    width: 100%;
    height: auto;
  }

  .main1 .news-right {
    width: 100%;
    padding-left: 0;
  }

  .main2 ul li {
    width: 49%;
    margin-right: 2%;
    margin-bottom: 2%;
  }

  .main2 ul li:nth-child(even) {
    margin-right: 0;
  }

  .main3 .study-online {
    width: 100%;
    margin-bottom: .3rem;
  }

  .main3 .book {
    width: 100%;
    margin-left: 0;
  }

  .main3 .book .index-bigtitle {
    padding-left: 0;
  }

  .main5 .special ul li {
    height: auto;
  }

  .main3 .book .swiper-pagination {
    top: 14%;
    padding-right: 0.45rem;
  }

  #cerbox {
    display: none;
  }

  .slide-video {
    display: block;
  }

  .slide-video .video-info {
    margin-top: .3rem;
  }

  .slide-video .video-info h4 {
    font-size: .2rem;
    font-weight: bold;
    margin-bottom: .2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .slide-video .video-info h4 {
    font-size: 22px;
    font-weight: 500;
  }

  .slide-video .video-info h4::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 22px;
    background: #B30404;
    vertical-align: text-bottom;
    margin-right: 10px;
  }

  .slide-video .video-info p {
    font-size: .18rem;
    font-weight: 400;
    color: #777777;
    line-height: .3rem;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
  }

  .main4 .slide-video .swiper-button-next,
  .main4 .slide-video .swiper-button-prev {
    top: 40%;
  }

  .main4 .slide-video .swiper-button-prev::after {
    content: '';
    display: inline-block;
    width: .48rem;
    height: .48rem;
    background: url(../images/prev1.png) no-repeat;
    background-size: cover;
  }

  .main4 .slide-video .swiper-button-next::after {
    content: '';
    display: inline-block;
    width: .48rem;
    height: .48rem;
    background: url(../images/next1.png) no-repeat;
    background-size: cover;
  }

  .ny-cont .second-nav {
    display: none;
  }

  .ny-cont .ny-right {
    width: 100%;
    padding-left: 0;
  }

  .ny-cont .new-news {
    width: 100%;
    margin-left: 0;
    margin-bottom: .3rem;
  }

  .ny-cont .article-detail {
    width: 100%;
  }

  .ny-cont .article-detail .arc-title h1 {
    padding: 0;
  }
}

@media (max-width: 780px) {
  .ny-cont .ny-right.list ul li h2 {
    width: 80%;
  }
}

@media (max-width: 700px) {
  .main3 .book .txt {
    width: 74%;
  }

  .main3 .book .swiper-pagination {
    top: 13%;
  }

  .main3 .book .swiper-button-prev, .main3 .book .swiper-container-rtl .swiper-button-next {
    right: 13% !important;
  }
}

@media (max-width: 610px) {
  header .header-top-right {
    padding-top: .2rem;
    padding-right: 0rem;
  }

  .main3 .book .bookf {
    width: 3rem;
    height: 3rem;
  }

  .main3 .book .txt {
    width: 80%;
  }

  .r3 {
    padding: .3rem 0;
  }

  .main5 .special {
    padding: .3rem 0;
  }

  .main5 .special ul li {
    margin-top: 0;
  }

  .ny-cont .ny-right.list ul li h2 {
    width: 75%;
  }

  .ny-cont .ny-right.list ul li .list-date {
    width: 45px;
  }
}

@media (max-width: 514px) {
  .main2 ul li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 2%;
  }

  .main2 {
    padding: .4rem 0 .4rem 0;
  }

  .main3 .study-online ul li a {
    width: 70%;
  }

  .main3 .study-online ul li span,
  .main1 .news-right .news-tab ul li span, .main1 .news-right .news-tab .media-heading span {
    font-size: .18rem;
  }

  .index-bigtitle h2 {
    font-size: .3rem;
  }

  .index-bigtitle h4 {
    font-size: .20rem;
  }

  .header-top {
    padding-bottom: .2rem;
  }

  header .logo {
    padding-top: .2rem;
  }

  .navbar-toggle {
    top: .35rem;
  }

  .main3 .book .bookf {
    position: static;
    width: 100%;
    height: auto;
  }

  .main3 .book .txt {
    padding: .4rem .2rem;
    width: 100%;
  }

  .main3 {
    padding: .3rem 0;
  }

  .main3 .book .swiper-button-next, .main3 .book .swiper-button-prev {
    top: 9%;
  }

  .main3 .book .swiper-pagination {
    top: 6%;
  }

  .main3 .book .swiper-button-prev, .main3 .book .swiper-container-rtl .swiper-button-next {
    right: 18% !important;
  }

  .main3 .study-online ul {
    padding-top: .2rem;
  }

  .ny-cont .ny-right.list ul li .listmore::before {
    width: .32rem;
    height: .32rem;
    margin-top: 9px;
  }

  .singel-txt {
    margin: 30px 0;
  }

  .singel-txt table {
    width: 100% !important;
  }

  .ny-cont .ny-right ul li .download {
    font-size: 14px;
  }

  .ny-cont .ny-right.list ul li h2::before {
    margin: 0 .1rem;
  }

  .ny-cont .ny-right.list ul li h2 {
    width: 73%;
  }

  .ny-cont .new-news ul li {
    padding-left: 10px;
  }

  .main5 .special ul li {
    margin-top: 20px;
  }

  li.n1 {
    width: 100% !important;
  }

  li.n2 {
    width: 100% !important;
    margin-left: 0px !important;
  }

  li.n3,
  li.n4 {
    width: 49% !important;
  }

  li.n3 {
    margin-left: 0px !important;
  }

  li.n4 {
    margin-left: 2% !important;
  }

  .ny-cont .posi.article a {
    font-size: 13px;
  }

  .ny-cont .custom-search .form-item .btn {
    padding: 10px 40px 10px 10px;
  }

  .ny-cont .pb_sys_common .p_goto a, 
  .ny-cont .pb_sys_common .p_search a,
  .ny-cont .pb_sys_common .p_fun_d, 
  .ny-cont .pb_sys_common .p_no_d, 
  .ny-cont .pb_sys_common .p_no_o, 
  .ny-cont .pb_sys_common .p_fun a, 
  .ny-cont .pb_sys_common .p_no a {
    width: 46px!important;
    font-size: 14px!important;
    padding: 5px 0px!important;
  }
}

@media (max-width: 400px) {

  .main1 .news-right .news-tab .media-heading a,
  .main1 .news-right .news-tab ul li a {
    width: 75%;
  }

  .main1 .news-right .first span {
    padding-top: 5px;
  }
}

@media (max-width: 375px) {
  .ny-cont .ny-right.list ul li h2 {
    width: 72%;
  }
}