@charset "utf-8";
:root { --primary: #C4A35A; }
@font-face {
  font-family: 'iconfont';
  src: url('//at.alicdn.com/t/font_i8kyhvakpy3z0k9.eot');
  src: url('//at.alicdn.com/t/font_i8kyhvakpy3z0k9.eot?#iefix') format('embedded-opentype'), url('//at.alicdn.com/t/font_i8kyhvakpy3z0k9.woff') format('woff'), url('//at.alicdn.com/t/font_i8kyhvakpy3z0k9.ttf') format('truetype'), url('//at.alicdn.com/t/font_i8kyhvakpy3z0k9.svg#iconfont') format('svg');
}
html {
  font-size: 16px;
}
body {
  font-family: "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, Tahoma, "sans-serif";
  margin: 0 auto;
  padding: 0;
  border: 0;
}
html,
body {
  position: relative;
}
div,
a {
  position: relative;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
}
h1,
h2,
h3,
h4,
h5,
h6,
p {
  -webkit-margin-before: 0em;
  -webkit-margin-after: 0em;
  margin: 0 auto;
}
ol,
ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}
img {
  max-width: 100%;
}
i,
em {
  font-style: normal;
}
a,
a:hover {
  text-decoration: none;
}
textarea {
  outline: none;
}
button,
input,
input:focus {
  outline: none !important;
}
textarea {
  resize: none;
  font-family: "Microsoft YaHei";
}
button:hover {
  cursor: pointer;
}
textarea::-webkit-input-placeholder,
input::-webkit-input-placeholder {
  color: #e0e0e0;
}
/*滚动条*/
::-webkit-scrollbar-thumb {
  background-color: #3b82f6;
  height: 50px;
  outline-offset: -2px;
  outline: 2px solid #fff;
  -webkit-border-radius: 4px;
  border: 2px solid #fff;
}
::-webkit-scrollbar-thumb:hover {
  background-color: #3b82f6;
  height: 50px;
  -webkit-border-radius: 4px;
}
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track-piece {
  background-color: #fff;
  -webkit-border-radius: 0;
}
::selection {
  color: #fff;
  background-color: #3b82f6;
}
::-moz-focus-inner {
  border: 0;
}
.container {
  position: relative;
  margin: 0 auto;
  width: 1380px;
}
.nav-fixed {
  position: fixed !important;
  top: 0;
  left: 0;
  width: 100%;
}
#mvideo {
  width: 100%;
  height: 100%;
}
header {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  z-index: 999;
  height: auto;
  background-color: transparent;
  transition: all 0.6s;
}
header .oh-nav-menu {
  display: none;
}
header .oh-navlist-wrapper {
  display: block;
}
header .oh-nav {
  position: relative;
  text-align: center;
  margin: 0 auto;
  z-index: 2;
  transition: all 0.3s;
}
header .oh-nav .oh-nav-logo {
  position: absolute;
  top: 0;
  left: 0;
  margin-left: -10px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 60px;
  z-index: 2;
}
header .oh-nav .oh-nav-logo a.nav-logo {
  padding: 10px;
  vertical-align: middle;
}
header .oh-nav .oh-nav-logo a.nav-logo h1 {
  font-size: inherit;
}
header .oh-nav .oh-nav-list {
  display: inline-block;
}
header .oh-nav .oh-nav-list .oh-nav-item {
  display: inline-block;
  text-align: center;
  vertical-align: middle;
  height: 100%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
header .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  color: #fff;
  display: inline-block;
  vertical-align: middle;
  height: 100%;
  line-height: 60px;
  margin: 0 15px;
  padding: 5px 15px;
  position: relative;
  transition: color 0.8s;
}
header .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link:hover {
  color: #999;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #f9f9f9;
  z-index: 99999;
  overflow: hidden;
  padding: 1rem 0;
}
/* ===== 产品下拉：圆形图标横向布局（参考产品中心页 category-tag 样式） ===== */
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-product-row {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list {
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
  padding: 0.5rem 0;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a {
  color: #333;
  transition: all 0.3s;
  text-decoration: none;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list img {
  display: block;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 10px;
  background: #f5f5f5;
  border: 2px solid transparent;
  transition: all 0.3s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list .nav-cat-letter {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: #f5f5f5;
  color: #999;
  font-size: 28px;
  font-weight: 700;
  margin: 0 auto 10px;
  border: 2px solid transparent;
  transition: all 0.3s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list p {
  font-size: 14px;
  color: #666;
  margin-top: 6px;
  transition: color 0.3s;
}
/* Hover: 灰色描边 */
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:hover img,
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:hover .nav-cat-letter {
  border-color: #ccc;
}
/* Active: 金色描边 + 发光（与产品中心页一致） */
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active img,
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active .nav-cat-letter {
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(196,163,90,0.3);
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active .nav-cat-letter {
  color: var(--primary);
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active p {
  color: var(--primary);
  font-weight: 600;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active:hover img,
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list.active:hover .nav-cat-letter {
  border-color: var(--primary);
}
/* 入场动画延迟 */
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:nth-child(1) {
  animation-delay: 0.1s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:nth-child(2) {
  animation-delay: 0.2s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:nth-child(3) {
  animation-delay: 0.3s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list:nth-child(4) {
  animation-delay: 0.4s;
}
/* 移动端：圆圈缩小 */
@media (max-width: 768px) {
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-product-row {
    gap: 24px;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list img,
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list .nav-cat-letter {
    width: 60px;
    height: 60px;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list .nav-cat-letter {
    font-size: 22px;
  }
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li {
  text-align: center;
  padding: 0.6rem 0;
  transition: all 0.5s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li a {
  color: #555;
  font-size: 15px;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:hover {
  transform: translate(10px);
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:hover a {
  color: #3b82f6;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:nth-child(1) {
  animation-delay: 0.1s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:nth-child(2) {
  animation-delay: 0.2s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:nth-child(3) {
  animation-delay: 0.3s;
}
header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-item-li:nth-child(4) {
  animation-delay: 0.4s;
}
header .oh-nav .oh-nav-link {
  position: absolute;
  top: 0;
  right: 0;
  margin-right: -10px;
  height: 70px;
  z-index: 4;
}
header .oh-nav .oh-nav-link p,
header .oh-nav .oh-nav-link div.soso {
  line-height: 70px;
  display: inline-block;
  margin-left: 20px;
}
header .oh-nav .oh-nav-link a.oh-navlink-bag {
  display: inline-block;
  width: 26px;
  height: 24px;
  background-repeat: no-repeat;
  background-size: cover;
  vertical-align: middle;
}
header .oh-nav .oh-nav-link a.oh-navlink-bag1 {
  background-image: url(../img/icon1.png);
}
header .oh-nav .oh-nav-link a.oh-navlink-bag2 {
  background-image: url(../img/icon2.png);
}
header .oh-nav .oh-nav-link a.oh-navlink-bag3 {
  background-image: url(../img/icon3.png);
}
.oc-text-inside {
  margin: -1px;
  padding: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  position: absolute;
}
.oh-theme-white {
  background: #fff;
}
.oh-theme-white .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link {
  color: #333;
}
.oh-theme-white .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link:hover {
  color: #3b82f6;
}
.oc-high {
  width: 100%;
  height: 100vh;
}
.oc-high .ohw-banner-list {
  position: relative;
  text-align: center;
  z-index: 1;
  width: 100%;
  height: 100vh;
}
.oc-high .ohw-banner-list .banner-item {
  float: left;
  background-color: #101010;
  width: 100%;
  height: 100vh;
  background-repeat: no-repeat;
  background-size: cover;
  margin: 0 auto;
}
.oc-high .ohw-banner-list .banner-item #video1,
.oc-high .ohw-banner-list .banner-item img {
  width: 100%;
  height: 100vh;
}
.swiper-container-horizontal > .swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
  bottom: 30px;
}
.swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  text-align: center;
  line-height: 20px;
  font-size: 12px;
  color: #000;
  opacity: 1;
  border: 2px solid #fff;
  background: rgba(0, 0, 0, 0);
}
.swiper-pagination-bullet-active {
  border-color: #3b82f6;
}
.olt-goods {
  padding: 4rem 0;
}
.olt-goods .olt-goods-title {
  text-align: center;
  margin-bottom: 3.125rem;
}
.olt-goods .olt-goods-title li {
  display: inline-block;
}
.olt-goods .olt-goods-title li a {
  display: inline-block;
  padding: 10px 30px;
  border: 1px solid #ccc;
  border-radius: 3px;
  margin: 0 5px;
  color: #555;
  font-size: 0.94rem;
  transition: all 0.3s;
}
.olt-goods .olt-goods-title li:hover a,
.olt-goods .olt-goods-title li.active a {
  color: #fff;
  border-color: #3b82f6;
  background: #3b82f6;
}
.olt-goods .olt-goods-box {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  overflow: hidden;
}
.olt-goods .olt-goods-box .olt-goods-item {
  position: relative;
  width: 25%;
  float: left;
}
.olt-goods .olt-goods-box .olt-goods-item:nth-child(1) {
  animation-delay: 0.2s;
}
.olt-goods .olt-goods-box .olt-goods-item:nth-child(2) {
  animation-delay: 0.4s;
}
.olt-goods .olt-goods-box .olt-goods-item:nth-child(3) {
  animation-delay: 0.6s;
}
.olt-goods .olt-goods-box .olt-goods-item:nth-child(4) {
  animation-delay: 0.8s;
}
.olt-goods .olt-goods-box .olt-goods-item img {
  width: 100%;
  transition: all 0.5s;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(225, 86, 22, 0.2);
  text-align: center;
  opacity: 0;
  transition: opacity 0.5s;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div {
  position: absolute;
  top: 50%;
  left: 0;
  height: 60px;
  width: 100%;
  margin-top: -30px;
  z-index: 99;
  color: #fff;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div h3 {
  line-height: 30px;
  font-size: 1.2rem;
  font-weight: 400;
  position: relative;
  transition: all 0.5s;
  text-shadow: 0 0 1px #555;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div li {
  position: relative;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div li:after {
  pointer-events: none;
  content: "";
  position: absolute;
  left: 50%;
  width: 0;
  bottom: 0px;
  height: 1px;
  background: #fff;
  transition: all 0.5s;
}
.olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div p {
  line-height: 30px;
  transition: all 0.5s;
  text-shadow: 0 0 1px #555;
}
.olt-goods .olt-goods-box .olt-goods-item:hover img {
  transform: translate(0px, -5px);
}
.olt-goods .olt-goods-box .olt-goods-item:hover .olt-goods-block {
  opacity: 1;
  cursor: pointer;
}
.olt-goods .olt-goods-box .olt-goods-item:hover .olt-goods-block h3 {
  transform: translate(0px, -10px);
}
.olt-goods .olt-goods-box .olt-goods-item:hover .olt-goods-block li:after {
  left: 20%;
  width: 60%;
}
.olt-goods .olt-goods-box .olt-goods-item:hover .olt-goods-block p {
  transform: translate(0px, 5px);
}
.olt-goods .olt-move-box {
  padding-top: 3rem;
  text-align: center;
  font-size: 0.94rem;
}
.olt-move {
  display: inline-block;
  padding: 0.7rem 2.6rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  color: #555;
  transition: all 0.5s;
}
.olt-move:hover {
  color: #3b82f6;
  border-color: #3b82f6;
}
.olt-advantage {
  width: 100%;
  background: url(../img/advantage.png) center;
  background-repeat: no-repeat;
  color: #fff;
  padding: 4rem 0;
  overflow: hidden;
}
.olt-advantage .olt-tage-item {
  width: 20%;
  float: left;
  text-align: center;
  position: relative;
}
.olt-advantage .olt-tage-item h3 {
  margin-bottom: 1rem;
  font-size: 3rem;
  font-weight: 400;
}
.olt-advantage .olt-tage-item h3 span {
  font-size: 3rem;
  font-weight: 400;
}
.olt-advantage .olt-tage-item p {
  font-size: 1rem;
}
.olt-advantage .olt-tage-item:after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: #3b82f6;
}
.olt-advantage .olt-tage-item:nth-last-child(1):after {
  width: 0;
}
.olt-advantage .olt-tage-item:nth-child(1) {
  animation-delay: 0.2s;
}
.olt-advantage .olt-tage-item:nth-child(2) {
  animation-delay: 0.4s;
}
.olt-advantage .olt-tage-item:nth-child(3) {
  animation-delay: 0.6s;
}
.olt-advantage .olt-tage-item:nth-child(4) {
  animation-delay: 0.8s;
}
.olt-advantage .olt-tage-item:nth-child(5) {
  animation-delay: 1s;
}
.olt-join {
  position: relative;
  overflow: hidden;
  padding-bottom: 4rem;
}
.olt-join .bj {
  position: absolute;
  top: 0;
  left: 0;
  background: #f1f1f1;
  width: 100%;
  height: 150px;
  z-index: -1;
}
.olt-join .olt-search {
  width: 50%;
  float: left;
}
.olt-join .olt-search .olt-join-top {
  padding: 60px 0 50px;
  height: 40px;
  background: #f1f1f1;
}
.olt-join .olt-search .olt-join-top .join-title {
  display: inline-block;
  margin-right: 15%;
  color: #555;
  font-size: 1.3rem;
  font-weight: 400;
}
.olt-join .olt-search .olt-join-top .save,
.olt-join .olt-search .olt-join-top .city {
  position: relative;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 3px;
  padding: 8px 4px;
  line-height: 35px;
  margin-right: 20px;
  font-size: 15px;
  vertical-align: middle;
}
.olt-join .olt-search .olt-join-top .save b,
.olt-join .olt-search .olt-join-top .city b {
  display: inline-block;
  margin-left: 6px;
  border-right: 6px solid transparent;
  border-top: 8px solid #ccc;
  border-left: 6px solid transparent;
}
.olt-join .olt-search .olt-join-top .save .code,
.olt-join .olt-search .olt-join-top .city .code {
  display: none;
  z-index: 9999;
  position: absolute;
  left: 0;
  top: calc(100% + 1px);
  width: 100%;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 3px;
}
.olt-join .olt-search .olt-join-top .save .code li,
.olt-join .olt-search .olt-join-top .city .code li {
  text-align: center;
  line-height: 40px;
}
.olt-join .olt-search .olt-join-top .save .code li:hover,
.olt-join .olt-search .olt-join-top .city .code li:hover {
  cursor: pointer;
  background: #e1e1e1;
}
.olt-join .olt-search .olt-join-top button {
  display: inline-block;
  vertical-align: middle;
  margin-top: -2px;
  background: #3b82f6;
  border: 0px solid #ccc;
  border-radius: 3px;
  color: #fff;
  font-size: 1rem;
  padding: 4px 30px;
  line-height: 30px;
}
.olt-join .olt-search .olt-join-top button:hover {
  cursor: pointer;
}
.olt-join .olt-search .entity {
  padding: 10px 40px 10px 0;
  max-height: 360px;
  overflow-y: auto;
  overflow-x: hidden;
}
.olt-join .olt-search .entity .entity-item {
  position: relative;
  padding: 45px 0 30px;
  border-bottom: 1px solid #eee;
  transition: all 0.3s;
}
.olt-join .olt-search .entity .entity-item li {
  position: relative;
  font-size: 1.125rem;
  margin-bottom: 20px;
  color: #333;
  padding-left: 0px;
  transition: all 0.3s;
}
.olt-join .olt-search .entity .entity-item li i {
  display: inline-block;
  width: 14px;
  height: 14px;
  background: #3b82f6;
  position: absolute;
  top: 5px;
  left: 0;
  opacity: 0;
  transition: all 0.3s;
}
.olt-join .olt-search .entity .entity-item p {
  font-size: 15px;
  margin-bottom: 5px;
  color: #666;
}
.olt-join .olt-search .entity .entity-item a {
  display: inline-block;
  padding: 8px 25px;
  color: #FFF;
  background: #3b82f6;
  border-radius: 20px;
  position: absolute;
  top: 50%;
  right: 0;
  font-size: 15px;
  opacity: 0;
  transition: all 0.3s;
}
.olt-join .olt-search .entity .entity-item a:hover {
  background: #2563eb;
}
.olt-join .olt-search .entity .entity-item:hover {
  cursor: pointer;
  border-bottom: 1px solid #3b82f6;
}
.olt-join .olt-search .entity .entity-item:hover li {
  padding-left: 25px;
}
.olt-join .olt-search .entity .entity-item:hover li i {
  opacity: 1;
}
.olt-join .olt-search .entity .entity-item:hover a {
  opacity: 1;
  right: 3%;
}
.olt-join .olt-tages {
  width: 50%;
  float: left;
}
.olt-join .olt-tages .olt-tages-top {
  padding: 40px 0;
  background: #f1f1f1;
}
.olt-join .olt-tages .olt-tages-top li {
  position: relative;
  height: 70px;
  padding-left: 40px;
  line-height: 70px;
  font-size: 1.3rem;
  font-weight: 400;
  color: #555;
}
.olt-join .olt-tages .olt-tages-top li a {
  margin-left: 20px;
  font-size: 1rem;
  color: #3b82f6;
}
.olt-join .olt-tages .olt-tages-top li a i {
  display: inline-block;
  width: 1.2rem;
  height: 1.2rem;
  background: url(../img/also.png) no-repeat;
  background-size: 1rem 1rem;
  vertical-align: middle;
}
.olt-join .olt-tages .olt-tages-top li:before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: #ccc;
}
.olt-tages-main {
  padding: 0px 40px;
}
.olt-tages-main .olt-tages-item {
  overflow: hidden;
}
.olt-tages-main .olt-tages-item li {
  width: 45%;
  float: left;
  margin-right: 5%;
  border-bottom: 1px solid #e1e1e1;
  padding-top: 26px;
  padding-bottom: 10px;
}
.olt-tages-main .olt-tages-item li label {
  color: #555;
}
.olt-tages-main .olt-tages-item li input {
  padding: 6px;
  font-size: 1rem;
  border: 0;
  max-width: 120px;
}
.olt-tages-main .olt-tages-item li input::-webkit-input-placeholder {
  color: #e0e0e0;
}
.olt-tages-main .olt-tages-item div {
  float: left;
  width: 95%;
  padding-bottom: 10px;
}
.olt-tages-main .olt-tages-item div p {
  padding-top: 20px;
  padding-bottom: 10px;
}
.olt-tages-main .olt-tages-item div textarea {
  margin-top: 0px;
  width: 100%;
  height: 70px;
  font-family: "微软雅黑";
  font-size: 1rem;
  border: 0;
}
.olt-tages-main .olt-tages-item div textarea::-webkit-input-placeholder {
  color: #cfcfcf;
}
.olt-tages-main .olt-tages-item div.i {
  border-bottom: 1px solid #e1e1e1;
}
.olt-tages-main .olt-tages-item div.j {
  text-align: center;
  padding-top: 30px;
}
.olt-tages-main .olt-tages-item div.j a {
  display: inline-block;
  margin: 0 10px;
  border: 1px solid #3b82f6;
  padding: 10px 30px;
  color: #3b82f6;
  border-radius: 30px;
  transition: all 0.3s;
}
.olt-tages-main .olt-tages-item div.j a:hover {
  background: #3b82f6;
  color: #fff;
}
.olt-tages-main .olt-tages-item div.j a.jon {
  background: #2563eb;
  color: #fff;
}
.olt-tages-main .olt-tages-item div.j a.jon:hover {
  background: #f00;
}
.olt-video {
  margin: 0 auto;
  padding: 3rem 0;
  overflow: hidden;
  max-width: 1920px;
  position: relative;
}
.olt-video .olt-video-left {
  float: left;
  width: 50%;
  height: 540px;
  overflow: hidden;
  position: relative;
  text-align: center;
  background: url(../img/_DSC0037.png) center center no-repeat;
  background-size: cover;
}
.olt-video .olt-video-left .olt-video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 140px;
  height: 120px;
  margin-top: -50px;
  margin-left: -60px;
  text-align: center;
}
.olt-video .olt-video-left .olt-video-play li {
  position: relative;
}
.olt-video .olt-video-left .olt-video-play li .img1 {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -18px;
  margin-left: -8px;
}
.olt-video .olt-video-left .olt-video-play li .img2 {
  animation: mymove 5s infinite linear;
}
@keyframes mymove {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.olt-video .olt-video-left .olt-video-play li:hover {
  cursor: pointer;
}
.olt-video .olt-video-left .olt-video-play p {
  padding: 15px 0;
  color: #fff;
  font-size: 1rem;
}
.olt-video .olt-video-right {
  float: left;
  width: 50%;
  height: 540px;
  overflow: hidden;
  position: relative;
}
.olt-video .olt-video-right .course {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
}
.olt-video .olt-video-right .course .course-item {
  float: left;
  width: 32%;
  margin-left: 1.33%;
  position: relative;
  overflow: hidden;
}
.olt-video .olt-video-right .course .course-item img {
  display: block;
  width: 100%;
}
.olt-video .olt-video-right .course .course-item li {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  transition: all 0.5s;
  height: 30px;
  line-height: 30px;
  background: rgba(0, 0, 0, 0.3);
}
.olt-video .olt-video-right .course .course-item li span {
  display: block;
  font-size: 0.875rem;
  color: #eee;
  line-height: 26px;
}
.olt-video .olt-video-right .course .course-item:hover {
  cursor: pointer;
}
.olt-video .olt-video-right .course .course-item:nth-child(1) {
  animation-delay: 0.2s;
}
.olt-video .olt-video-right .course .course-item:nth-child(2) {
  animation-delay: 0.4s;
}
.olt-video .olt-video-right .course .course-item:nth-child(3) {
  animation-delay: 0.6s;
}
.olt-video .olt-video-right .course .course-item:hover li {
  height: 56px;
}
.olt-video .olt-video-brief {
  position: absolute;
  left: 50%;
  top: 3rem;
  background: #3b82f6;
  background: #7697aa;
  width: 50%;
  padding: 40px 0 60px;
  z-index: 9;
}
.olt-video .olt-video-brief p {
  max-width: 900px;
  text-indent: 2rem;
  line-height: 2rem;
  color: #fff;
  margin: 0 auto;
  margin-bottom: 2rem;
  font-size: 18px;
}
.news-next,
.news-prev {
  display: inline-block;
  width: 60px;
  height: 60px;
  position: absolute;
  top: 50%;
  transition: all 0.5s;
  border-radius: 2px;
}
.news-next:hover,
.news-prev:hover {
  cursor: pointer;
}
.news-next {
  right: 0;
  background: url(../img/new-right.png) no-repeat center center;
}
.news-next:hover {
  background: url(../img/new-right.png) no-repeat center center #e0e0e0;
}
.news-prev {
  left: 0;
  background: url(../img/new-left.png) no-repeat center center;
}
.news-prev:hover {
  background: url(../img/new-left.png) no-repeat center center #e0e0e0;
}
.olt-news {
  padding: 3rem 0 4rem;
  background: #f9f9f9;
  position: relative;
}
.olt-news .swiper-olt-news {
  overflow: hidden;
  padding: 10px 0;
}
.olt-news .swiper-olt-news .swiper-button-next,
.olt-news .swiper-olt-news .swiper-button-prev {
  display: none;
}
.olt-news .olt-news-top {
  text-align: center;
  margin-bottom: 3rem;
}
.olt-news .olt-news-top h3 {
  margin-bottom: 1.8rem;
}
.olt-news .olt-news-top h3 span {
  font-size: 2rem;
  font-weight: 300;
  color: #333;
  position: relative;
  padding: 0 10px;
  display: inline-block;
}
.olt-news .olt-news-top h3 span:after,
.olt-news .olt-news-top h3 span:before {
  content: '';
  display: block;
  position: absolute;
  top: 50%;
  width: 30px;
  height: 1px;
  background: #ccc;
  transition: all 0.3s;
}
.olt-news .olt-news-top h3 span:before {
  left: -30px;
}
.olt-news .olt-news-top h3 span:after {
  right: -30px;
}
.olt-news .olt-news-top p {
  color: #666;
  font-size: 15px;
  margin-bottom: 0.8rem;
}
.olt-news .olt-news-box .olt-news-item {
  position: relative;
  width: 325px;
  overflow: hidden;
  background: #fff;
  transition: all 0.5s;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main {
  padding: 20px;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main li {
  position: relative;
  height: 60px;
  overflow: hidden;
  margin-bottom: 15px;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main li a {
  color: #555;
  font-size: 1.125rem;
  transition: all 0.5s;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main li:after,
.olt-news .olt-news-box .olt-news-item .olt-news-main li:before {
  content: '';
  display: block;
  position: absolute;
  left: 0;
  bottom: 0px;
  width: 0;
  height: 1px;
  background: #3b82f6;
  transition: all 0.5s;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main li:before {
  background: #e1e1e1;
  width: 100%;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main li:after {
  z-index: 2;
}
.olt-news .olt-news-box .olt-news-item .olt-news-main p {
  font-size: 14px;
  color: #888;
  line-height: 1.8rem;
  margin-bottom: 10px;
  height: 84px;
  overflow: hidden;
}
.olt-news .olt-news-box .olt-news-item .olt-news-border {
  position: absolute;
  right: 0;
  left: 0;
  top: 0;
  bottom: 0;
  border: 6px solid transparent;
  box-sizing: border-box;
  transition: all 0.5s;
}
.olt-news .olt-news-box .olt-news-item:hover {
  cursor: pointer;
  box-shadow: 0px 0px 20px #999;
  transform: translate(0px, -5px);
}
.olt-news .olt-news-box .olt-news-item:hover .olt-news-main li a {
  color: #3b82f6;
}
.olt-news .olt-news-box .olt-news-item:hover .olt-news-main li:after {
  width: 100%;
}
.olt-news .olt-news-box .olt-news-item:hover .olt-news-main p {
  color: #888;
}
.olt-news .olt-news-box .olt-news-item:hover .olt-news-border {
  border-color: #fff;
}
.fiex {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-content: flex-end;
  justify-content: space-between;
}
footer {
  border-top: 1px solid #f1f1f1;
  padding: 5rem 0 1.6rem;
}
footer .foot-box {
  margin-bottom: 2.4rem;
  overflow: hidden;
}
footer .foot-box .foot-box-left {
  width: 66.6%;
  float: left;
  padding-right: 5%;
  overflow: hidden;
}
footer .foot-box .foot-box-left .foot-box-item {
  float: left;
  width: 20%;
  text-align: center;
}
footer .foot-box .foot-box-left .foot-box-item li {
  font-size: 1rem;
  margin-bottom: 2rem;
}
footer .foot-box .foot-box-left .foot-box-item p {
  margin-bottom: 1.2rem;
}
footer .foot-box .foot-box-left .foot-box-item p a {
  display: inline-block;
  text-align: center;
  color: #888;
  font-size: 0.875rem;
  transition: all 0.5s;
}
footer .foot-box .foot-box-left .foot-box-item p a:hover {
  color: #3b82f6;
  transform: translate(0px, -3px);
}
footer .foot-box .foot-box-right {
  border-left: 1px solid #f1f1f1;
  box-sizing: border-box;
  width: 33.3%;
  float: left;
  height: 220px;
  padding-top: 50px;
  text-align: center;
}
footer .foot-box .foot-box-right a.lx {
  display: inline-block;
  background: #3b82f6;
  padding: 6px 20px;
  border-radius: 30px;
  color: #fff;
}
footer .foot-box .foot-box-right a.lx i {
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-right: 5px;
  background: url(../img/q.png) no-repeat;
  background-size: cover;
  vertical-align: middle;
}
footer .foot-box .foot-box-right h4 {
  margin: 1.4rem 0 0.6rem;
  font-weight: 500;
  font-size: 1.8rem;
}
footer .foot-box .foot-box-right h4 a {
  color: #333;
}
footer .foot-box .foot-box-right p {
  color: #555;
}
footer .link {
  padding: 1.6rem 0;
  border-top: 1px solid #e1e1e1;
  border-bottom: 1px solid #e1e1e1;
}
footer .link a {
  display: inline-block;
  padding: 0 1rem;
  text-align: center;
  color: #666;
  font-size: 1rem;
}
footer .link a:hover {
  color: #3b82f6;
}
footer .copy {
  padding: 2.6rem 0;
  text-align: center;
  font-size: 0.875rem;
  color: #999;
}
.pop {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 99999;
  display: none;
}
.pop .pop-box {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 980px;
  margin-left: -490px;
  height: 528px;
  margin-top: -265px;
  background: #fff;
  z-index: 99999;
}
.pop .pop-box .x {
  position: relative;
}
.pop .pop-box .x li {
  padding: 15px 0;
  text-align: center;
  position: relative;
}
.pop .pop-box .x li span {
  position: absolute;
  top: 0;
  right: 0;
}
.pop .pop-box .x li span:hover {
  cursor: pointer;
}
.right-full {
  position: fixed;
  right: 0;
  top: 60%;
  z-index: 99999;
}
.right-full ul {
  box-shadow: 0 0 10px #ccc;
}
.right-full ul li {
  position: relative;
  width: 50px;
  height: 50px;
  margin-bottom: 1px;
}
.right-full ul li img {
  display: block;
}
.right-full ul li .pull2 {
  position: absolute;
  right: -150px;
  top: 0;
  width: 200px;
  height: 50px;
  background: url(../img/pull2.png) left center no-repeat #3b82f6;
  transition: all 0.5s;
  z-index: 2;
  line-height: 50px;
  padding-left: 60px;
  font-size: 1.3rem;
}
.right-full ul li .pull2 a {
  color: #fff;
}
.right-full ul li .pull3 {
  position: absolute;
  right: 100%;
  top: 0;
  width: 100px;
  height: 100px;
  background: #3b82f6;
  display: none;
  z-index: -1;
}
.right-full ul li:hover {
  cursor: pointer;
}
.right-full ul li:nth-child(2):hover .pull2 {
  right: 0;
  top: 0;
}
.right-full ul li:nth-last-child(1) {
  display: none;
}
.wap-foot {
  display: none;
}
.new-div {
  width: 100%;
  height: 254px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
@media (min-width: 1400px) and (max-width: 1600px) {
  .olt-video .olt-video-right .course .course-item {
    width: 28%;
  }
  .olt-video .olt-video-right .course .course-item img {
    max-width: 100%;
  }
}
@media (min-width: 1200px) and (max-width: 1400px) {
  .new-div {
    height: 219px;
  }
  .container {
    width: 1180px;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list {
    width: 25%;
    padding: 0 0.5rem;
  }
  .olt-advantage {
    padding: 3rem 0;
  }
  .olt-advantage .olt-tage-item h3 span {
    font-size: 2.4rem;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li {
    width: 48%;
    margin-right: 4%;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li:nth-child(2n) {
    margin-right: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item div.i {
    width: 100%;
  }
  .olt-video .olt-video-left {
    height: 500px;
  }
  .olt-video .olt-video-right {
    height: 500px;
  }
  .olt-video .olt-video-right .course .course-item {
    width: 50%;
  }
  .olt-video .olt-video-right .course .course-item img {
    max-width: 100%;
  }
  .olt-video .olt-video-brief {
    left: 50%;
    width: 50%;
    top: 3rem;
    padding: 2rem 1rem 1rem 2rem;
    height: 370px;
  }
  .olt-video .olt-video-brief p {
    font-size: 15px;
  }
  .olt-news .olt-news-top h3 {
    margin-bottom: 1.5rem;
  }
  .olt-news .olt-news-top h3 span {
    font-size: 1.8rem;
  }
  .olt-news .olt-news-box .olt-news-item {
    width: 280px;
  }
  .olt-news .olt-news-box .olt-news-item .olt-news-main li a {
    font-size: 1rem;
  }
}
@media (min-width: 992px) and (max-width: 1200px) {
  .new-div {
    height: 234px;
  }
  .container {
    width: 970px;
    padding: 0 15px;
  }
  header .oh-nav .oh-nav-logo {
    left: 15px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo {
    padding: 15px 10px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo h1 img {
    width: 160px;
  }
  header .oh-nav .oh-nav-link {
    right: 15px;
  }
  header .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link {
    font-size: 15px;
    margin: 0;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list {
    width: 25%;
    padding: 0 0.5rem;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a p {
    font-size: 15px;
  }
  .olt-goods {
    padding: 3rem 0;
  }
  .olt-goods .olt-goods-title {
    margin-bottom: 2rem;
  }
  .olt-goods .olt-goods-box .olt-goods-item {
    width: 50%;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div h3 {
    font-size: 1rem;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div p {
    font-size: 14px;
  }
  .olt-advantage {
    padding: 3rem 0;
  }
  .olt-advantage .container {
    overflow: hidden;
  }
  .olt-advantage .olt-tage-item h3 {
    font-size: 2rem;
  }
  .olt-advantage .olt-tage-item h3 span {
    font-size: 2rem;
  }
  .olt-advantage .olt-tage-item p {
    font-size: 14px;
  }
  .olt-join .bj {
    height: 100px;
  }
  .olt-join .olt-search {
    width: 100%;
    margin-bottom: 20px;
  }
  .olt-join .olt-search .olt-join-top {
    padding: 30px 0;
  }
  .olt-join .olt-search .olt-join-top .join-title {
    margin-right: 45%;
  }
  .olt-join .olt-search .entity .entity-item {
    padding: 30px 0;
  }
  .olt-join .olt-tages {
    width: 100%;
  }
  .olt-join .olt-tages .olt-tages-top {
    padding: 15px 0;
  }
  .olt-join .olt-tages .olt-tages-top li:before {
    width: 0;
  }
  .olt-join .olt-tages .olt-tages-main {
    padding: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li {
    width: 48%;
    margin-right: 4%;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li:nth-child(2n) {
    margin-right: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item div.i {
    width: 100%;
  }
  .olt-video {
    padding: 0 0 4rem;
  }
  .olt-video .olt-video-left {
    width: 100%;
    height: 500px;
  }
  .olt-video .olt-video-right {
    width: 100%;
    height: 410px;
  }
  .olt-video .olt-video-right .course {
    width: 100%;
    padding: 0;
  }
  .olt-video .olt-video-brief {
    top: 500px;
    left: 0;
    width: 100%;
    padding: 20px 15px 10px;
  }
  .olt-video .olt-video-brief p {
    max-width: 100%;
    margin-bottom: 10px;
  }
  .olt-news .news-next,
  .olt-news .news-prev {
    display: none;
  }
  .olt-news .olt-news-box .olt-news-item {
    margin-bottom: 20px;
    width: 300px;
  }
  .olt-news .olt-news-box .olt-news-item img {
    width: 100%;
  }
}
@media (min-width: 768px) and (max-width: 992px) {
  .new-div {
    height: 187px;
  }
  .news-next,
  .news-prev {
    display: none;
  }
  .container {
    width: 750px;
    padding: 0 15px;
  }
  header .oh-nav .oh-nav-logo {
    left: 15px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo {
    padding: 20px 10px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo h1 img {
    width: 120px;
  }
  header .oh-nav .oh-nav-link {
    right: 15px;
  }
  header .oh-nav .oh-nav-link p {
    margin-left: 15px;
  }
  header .oh-nav .oh-nav-link a.oh-navlink-bag {
    width: 18px;
    height: 16px;
  }
  header .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link {
    font-size: 15px;
    margin: 0;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list {
    width: 25%;
    padding: 0 0.5rem;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a p {
    font-size: 15px;
  }
  .olt-goods {
    padding: 2rem 0;
  }
  .olt-goods .olt-goods-title {
    margin-bottom: 2rem;
  }
  .olt-goods .olt-goods-title li a {
    padding: 8px 20px;
  }
  .olt-goods .olt-goods-box .olt-goods-item {
    width: 50%;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div h3 {
    font-size: 1rem;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div p {
    font-size: 14px;
  }
  .olt-goods .olt-move-box {
    padding-top: 2rem;
  }
  .olt-advantage {
    padding: 2rem 0;
  }
  .olt-advantage .container {
    overflow: hidden;
  }
  .olt-advantage .olt-tage-item h3 {
    font-size: 2rem;
    margin-bottom: 0.6rem;
  }
  .olt-advantage .olt-tage-item h3 span {
    font-size: 2rem;
  }
  .olt-advantage .olt-tage-item p {
    font-size: 10px;
  }
  .olt-join .bj {
    height: 70px;
  }
  .olt-join .olt-search {
    width: 100%;
    margin-bottom: 20px;
  }
  .olt-join .olt-search .olt-join-top {
    padding: 15px 0;
  }
  .olt-join .olt-search .olt-join-top .join-title {
    margin-right: 35%;
    font-size: 1.125rem;
  }
  .olt-join .olt-search .entity {
    padding: 0;
  }
  .olt-join .olt-search .entity .entity-item {
    padding: 20px 0;
  }
  .olt-join .olt-search .entity .entity-item li {
    font-size: 1rem;
  }
  .olt-join .olt-search .entity .entity-item p {
    font-size: 14px;
  }
  .olt-join .olt-search .entity .entity-item a {
    opacity: 1;
  }
  .olt-join .olt-tages {
    width: 100%;
  }
  .olt-join .olt-tages .olt-tages-top {
    padding: 0;
  }
  .olt-join .olt-tages .olt-tages-top li {
    padding-left: 15px;
    font-size: 1.125rem;
  }
  .olt-join .olt-tages .olt-tages-top li a {
    font-size: 14px;
  }
  .olt-join .olt-tages .olt-tages-top li:before {
    width: 0;
  }
  .olt-join .olt-tages .olt-tages-main {
    padding: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li {
    width: 48%;
    margin-right: 4%;
    padding-top: 15px;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li:nth-child(2n) {
    margin-right: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item div.i {
    width: 100%;
  }
  .olt-video {
    padding: 0 0 2rem;
  }
  .olt-video .olt-video-left {
    width: 100%;
    height: 500px;
  }
  .olt-video .olt-video-right {
    width: 100%;
    height: auto;
  }
  .olt-video .olt-video-right .course {
    width: 100%;
    padding: 0;
    position: relative;
  }
  .olt-video .olt-video-right .course .course-item {
    margin: 1%;
    width: 31.3%;
  }
  .olt-video .olt-video-right .course .course-item img {
    width: 100%;
  }
  .olt-video .olt-video-brief {
    position: relative;
    width: 100%;
    float: left;
    top: 0;
    left: 0;
    padding: 20px 15px 10px;
  }
  .olt-video .olt-video-brief p {
    font-size: 15px;
    max-width: 100%;
    margin-bottom: 10px;
  }
  .olt-news {
    padding: 1rem 0 2rem;
  }
  .olt-news .news-next,
  .olt-news .news-prev {
    display: none;
  }
  .olt-news .olt-news-top {
    margin-bottom: 1rem;
    padding: 0 15px;
  }
  .olt-news .olt-news-top h3 {
    margin-bottom: 1rem;
  }
  .olt-news .olt-news-top h3 span {
    font-size: 1.3rem;
  }
  .olt-news .olt-news-top p {
    font-size: 14px;
    margin-bottom: 5px;
  }
  .olt-news .olt-news-box .olt-news-item {
    margin-bottom: 20px;
    width: 240px;
  }
  .olt-news .olt-news-box .olt-news-item img {
    width: 100%;
  }
  footer {
    padding: 2rem 0 1.6rem;
  }
  footer .foot-box {
    margin-bottom: 1.4rem;
  }
  footer .foot-box .foot-box-left {
    padding-right: 0%;
  }
  footer .link {
    padding: 1rem 0 0.4rem;
  }
  footer .link a {
    width: 60px;
    margin-bottom: 15px;
  }
  footer .copy {
    padding: 1.6rem 0;
    text-align: center;
    font-size: 0.875rem;
    color: #999;
  }
  .olt-move {
    padding: 0.6rem 2rem;
  }
  .pop .pop-box {
    left: 5%;
    margin-left: 0;
    width: 90%;
    height: auto;
  }
}
@media (max-width: 767px) {
  .new-div {
    height: 146px;
  }
  .news-next,
  .news-prev {
    display: none;
  }
  .container {
    width: 100%;
    padding: 0 15px;
  }
  header .oh-nav .cs {
    height: 60px;
  }
  header .oh-nav .oh-nav-menu {
    z-index: 99;
    position: absolute;
    top: 20px;
    left: 5px;
    display: block;
  }
  header .oh-nav .oh-nav-menu .oc-text-inside {
    display: none;
  }
  header .oh-nav .oh-nav-menu a.nav-menu {
    padding: 0 10px;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
  header .oh-nav .oh-nav-menu a.nav-menu b {
    position: relative;
    width: 19px;
    height: 16px;
    display: inline-block;
  }
  header .oh-nav .oh-nav-menu a.nav-menu b em {
    display: inline-block;
    -webkit-transition-delay: 0.1s;
    transition-delay: 0.1s;
    width: 100%;
    height: 1px;
    background: #fff;
    top: 50%;
    position: absolute;
    left: 0;
    margin-top: -1px;
    opacity: 1;
    transition: all 0.3s;
  }
  header .oh-nav .oh-nav-menu a.nav-menu b:before,
  header .oh-nav .oh-nav-menu a.nav-menu b:after {
    content: '';
    display: inline-block;
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #fff;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-transition-delay: 0.1s;
    transition-delay: 0.1s;
  }
  header .oh-nav .oh-nav-menu a.nav-menu b:before {
    top: 0;
  }
  header .oh-nav .oh-nav-menu a.nav-menu b:after {
    bottom: 0;
  }
  header .oh-nav .oh-nav-menu a.nav-menu:hover {
    cursor: pointer;
  }
  header .oh-nav .oh-nav-menu a.nav-menu2 b em {
    opacity: 0;
  }
  header .oh-nav .oh-nav-menu a.nav-menu2 b:before {
    background-color: #333;
    transform: matrix(0.70711, 0.70711, -0.70711, 0.70711, 0, 9);
  }
  header .oh-nav .oh-nav-menu a.nav-menu2 b:after {
    background-color: #333;
    transform: matrix(0.70711, -0.70711, 0.70711, 0.70711, 0, -6);
  }
  header .oh-nav .oh-nav-logo {
    left: 50%;
    margin-left: -60px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo {
    padding: 15px 10px;
  }
  header .oh-nav .oh-nav-logo a.nav-logo h1 img {
    width: 120px;
  }
  header .oh-nav .oh-nav-link {
    top: 20px;
    right: 20px;
    height: auto;
  }
  header .oh-nav .oh-nav-link p {
    margin-left: 0;
    line-height: 60px;
  }
  header .oh-nav .oh-nav-link a.oh-navlink-bag {
    width: 22px;
    height: 20px;
    display: none;
  }
  header .oh-nav .oh-nav-link a.oh-navlink-bag2 {
    display: block;
  }
  header .oh-nav .oh-navlist-wrapper {
    display: none;
    height: 100vh;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
  }
  header .oh-nav .oh-nav-list {
    border-top: 1px solid #f1f1f1;
    display: block;
    width: 100%;
    position: absolute;
    top: 60px;
    left: 0;
    background: #fff;
  }
  header .oh-nav .oh-nav-list .oh-nav-item {
    position: relative;
    display: none;
  }
  header .oh-nav .oh-nav-list .oh-nav-item a.oh-navitem-link {
    display: block;
    font-size: 15px;
    margin: 0;
    color: #333;
    line-height: 46px;
    border-bottom: 1px solid #f1f1f1;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(1) {
    animation-delay: 0.2s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(2) {
    animation-delay: 0.3s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(3) {
    animation-delay: 0.4s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(4) {
    animation-delay: 0.5s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(5) {
    animation-delay: 0.6s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(6) {
    animation-delay: 0.7s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(7) {
    animation-delay: 0.8s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item:nth-child(8) {
    animation-delay: 0.8s;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item {
    position: relative;
    padding: 5px 0;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list {
    width: 100%;
    padding: 0.5rem;
    overflow: hidden;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a {
    overflow: hidden;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a img {
    width: 90px;
    float: left;
    margin: 0;
  }
  header .oh-nav .oh-nav-list .oh-nav-item .nav-item .nav-list a p {
    line-height: 68px;
    text-align: right;
    font-size: 15px;
    color: #666;
  }
  header .nav-fixed .oh-nav-menu a.nav-menu b em {
    background: #999;
  }
  header .nav-fixed .oh-nav-menu a.nav-menu b:after,
  header .nav-fixed .oh-nav-menu a.nav-menu b:before {
    background: #999;
  }
  header .nav-fixed .cs {
    transition: all 0.4s;
    border-bottom: 1px solid #f0f0f0;
  }
  .dw {
    overflow: hidden;
  }
  .olt-goods {
    padding: 1.4rem 0;
  }
  .olt-goods .olt-goods-title {
    margin-bottom: 1rem;
  }
  .olt-goods .olt-goods-title li {
    overflow: auto;
    padding-bottom: 5px;
  }
  .olt-goods .olt-goods-title li a {
    padding: 6px 10px;
    margin: 0;
  }
  .olt-goods .olt-goods-box .olt-goods-item {
    width: 50%;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block {
    opacity: 1;
    background: rgba(0, 0, 0, 0);
    position: relative;
    padding: 0 1px;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div {
    position: relative;
    top: initial;
    background: rgba(234, 85, 3, 0.8);
    height: 34px;
    margin-top: 0;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div h3 {
    font-size: 14px;
    color: #fff;
  }
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div li,
  .olt-goods .olt-goods-box .olt-goods-item .olt-goods-block div p {
    display: none;
  }
  .olt-goods .olt-move-box {
    padding-top: 1rem;
  }
  .olt-advantage {
    padding: 1rem 0;
  }
  .olt-advantage .container {
    overflow: hidden;
  }
  .olt-advantage .olt-tage-item {
    width: 33.3%;
  }
  .olt-advantage .olt-tage-item h3 {
    font-size: 2rem;
    margin-bottom: 0.6rem;
  }
  .olt-advantage .olt-tage-item h3 span {
    font-size: 2rem;
  }
  .olt-advantage .olt-tage-item p {
    font-size: 10px;
  }
  .olt-advantage .olt-tage-item:nth-child(3):after {
    width: 0;
  }
  .olt-advantage .olt-tage-item:nth-child(4),
  .olt-advantage .olt-tage-item:nth-child(5) {
    display: none;
  }
  .olt-join {
    padding-top: 10px;
    padding-bottom: 2rem;
  }
  .olt-join .bj {
    display: none;
  }
  .olt-join .olt-search {
    width: 100%;
    margin-bottom: 20px;
  }
  .olt-join .olt-search .olt-join-top {
    padding: 15px;
    height: 70px;
  }
  .olt-join .olt-search .olt-join-top .join-title {
    display: block;
    text-align: left;
    margin-right: 0;
    font-size: 1.125rem;
    margin-bottom: 15px;
  }
  .olt-join .olt-search .olt-join-top .save,
  .olt-join .olt-search .olt-join-top .city {
    margin-right: 0;
    width: 28%;
    padding: 2px 10px;
  }
  .olt-join .olt-search .olt-join-top .save b,
  .olt-join .olt-search .olt-join-top .city b {
    margin-left: 0;
    float: right;
    margin-top: 12%;
  }
  .olt-join .olt-search .olt-join-top button {
    width: 33.3%;
    font-size: 14px;
    padding: 2px 10px;
  }
  .olt-join .olt-search .entity {
    padding: 0;
  }
  .olt-join .olt-search .entity .entity-item {
    padding: 20px 0;
  }
  .olt-join .olt-search .entity .entity-item li {
    font-size: 1rem;
  }
  .olt-join .olt-search .entity .entity-item p {
    font-size: 14px;
  }
  .olt-join .olt-search .entity .entity-item a {
    margin-top: 5px;
    opacity: 1;
    position: relative;
    border-radius: 3px;
  }
  .olt-join .olt-tages {
    width: 100%;
  }
  .olt-join .olt-tages .olt-tages-top {
    padding: 0;
  }
  .olt-join .olt-tages .olt-tages-top li {
    padding-left: 15px;
    font-size: 1.125rem;
  }
  .olt-join .olt-tages .olt-tages-top li a {
    font-size: 14px;
  }
  .olt-join .olt-tages .olt-tages-top li:before {
    width: 0;
  }
  .olt-join .olt-tages .olt-tages-main {
    padding: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li {
    width: 100%;
    margin-right: 0%;
    padding-top: 15px;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li:nth-child(2n) {
    margin-right: 0;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item li input {
    width: 50%;
    max-width: 70%;
  }
  .olt-join .olt-tages .olt-tages-main .olt-tages-item div.i {
    width: 100%;
  }
  .olt-video {
    padding: 0 0 2rem;
  }
  .olt-video .olt-video-left {
    width: 100%;
    height: 300px;
  }
  .olt-video .olt-video-left .olt-video-play p {
    padding: 10px 0;
  }
  .olt-video .olt-video-right {
    width: 100%;
    height: auto;
  }
  .olt-video .olt-video-right .course {
    width: 100%;
    padding: 0;
    position: relative;
  }
  .olt-video .olt-video-right .course .course-item {
    margin: 1%;
    width: 31.3%;
  }
  .olt-video .olt-video-right .course .course-item img {
    width: 100%;
  }
  .olt-video .olt-video-brief {
    position: relative;
    width: 100%;
    float: left;
    top: 0;
    left: 0;
    padding: 20px 15px 10px;
  }
  .olt-video .olt-video-brief p {
    font-size: 14px;
    line-height: 1.6rem;
    max-width: 100%;
    margin-bottom: 10px;
  }
  .olt-news {
    padding: 1rem 0 2rem;
  }
  .olt-news .news-next,
  .olt-news .news-prev {
    display: none;
  }
  .olt-news .container {
    padding: 0;
  }
  .olt-news .olt-news-top {
    margin-bottom: 1rem;
    padding: 0 15px;
  }
  .olt-news .olt-news-top h3 {
    margin-bottom: 1rem;
  }
  .olt-news .olt-news-top h3 span {
    font-size: 1.3rem;
  }
  .olt-news .olt-news-top p {
    font-size: 12px;
    margin-bottom: 0px;
  }
  .olt-news .swiper-olt-news {
    padding: 0 15px;
  }
  .olt-news .olt-news-box .olt-news-item {
    margin-bottom: 20px;
    width: auto;
  }
  .olt-news .olt-news-box .olt-news-item img {
    width: 100%;
  }
  .olt-news .olt-news-box .olt-news-item .olt-news-main {
    padding: 10px;
  }
  .olt-news .olt-news-box .olt-news-item .olt-news-main li a {
    font-size: 14px;
  }
  .olt-news .olt-news-box .olt-news-item .olt-news-main p {
    font-size: 12px;
    line-height: 1.4rem;
  }
  footer {
    padding: 1rem 0 3rem;
  }
  footer .foot-box {
    margin-bottom: 1.4rem;
  }
  footer .foot-box .foot-box-left {
    width: 100%;
    padding-right: 0%;
    border-top: 1px solid #f1f1f1;
  }
  footer .foot-box .foot-box-left .foot-box-item {
    width: 100%;
  }
  footer .foot-box .foot-box-left .foot-box-item li {
    text-align: left;
    line-height: 50px;
    margin-bottom: 0;
    padding-left: 10px;
    color: #444;
    border-bottom: 1px solid #f1f1f1;
    font-size: 14px;
    background: url(../img/xiala.png) no-repeat right center;
    background-size: 20px 20px;
  }
  footer .foot-box .foot-box-left .foot-box-item div {
    display: none;
    border-bottom: 1px solid #f1f1f1;
  }
  footer .foot-box .foot-box-left .foot-box-item p {
    margin-bottom: 0;
    line-height: 40px;
    text-align: left;
    padding-left: 15px;
  }
  footer .foot-box .foot-box-left .foot-box-item p:hover {
    background: #f1f1f1;
  }
  footer .foot-box .foot-box-right {
    width: 100%;
    padding-top: 1rem;
    height: auto;
    border: 0;
  }
  footer .foot-box .foot-box-right a.lx {
    display: inline-block;
    padding: 8px 20px;
    width: 50%;
    float: left;
    margin-top: 0.5rem;
    margin-right: 5%;
  }
  footer .foot-box .foot-box-right h4 {
    margin: 0 auto 5px;
    font-size: 20px;
  }
  footer .foot-box .foot-box-right p {
    font-size: 12px;
  }
  footer .link {
    padding: 1rem 0 0.4rem;
  }
  footer .link a {
    font-size: 14px;
    margin-bottom: 10px;
  }
  footer .copy {
    padding: 10px 0;
    text-align: center;
    font-size: 12px;
    color: #999;
    text-align: left;
  }
  .olt-move {
    padding: 8px 15px;
  }
  .pop .pop-box {
    top: 30%;
    left: 5%;
    margin-left: 0;
    width: 90%;
    height: auto;
    margin-top: 0;
  }
  .pop .pop-box .x li {
    padding: 10px 0;
  }
  .pop .pop-box .x li img {
    width: 40px;
  }
  .right-full {
    display: none;
  }
  #mvideo {
    width: 100%;
    margin-top: 60%;
    height: auto;
  }
  .wap-foot {
    display: none;
    position: fixed;
    z-index: 99999999;
    left: 0;
    bottom: 0;
    width: 100%;
  }
  .wap-foot li {
    position: relative;
    display: inline-block;
    float: left;
    padding: 15px 0;
    width: 25%;
    background: rgba(4, 155, 225, 0.8);
    text-align: center;
  }
  .wap-foot li a {
    color: #fff;
    display: inline-block;
    font-size: 14px;
  }
  .wap-foot li:after {
    content: '';
    display: block;
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 1px;
    background: #fff;
  }
}
.col-lg-12 {
  text-align: center;
}
.pagination {
  display: inline-block;
  padding-left: 0;
  margin: 20px 0;
  border-radius: 4px;
}
.pagination li {
  display: inline;
}
.pagination li a,
.pagination li span {
  position: relative;
  float: left;
  padding: 6px 12px;
  margin: 0 2px;
  line-height: 1.42857143;
  color: #3b82f6;
  text-decoration: none;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 2px;
}
.pagination li.active a,
.pagination li:hover a,
.pagination li.active span,
.pagination li:hover span {
  color: #fff;
  background-color: #3b82f6;
  border-color: #3b82f6;
}