html {
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  background: #fff;
  min-width: 960px;
  margin: 0 auto;
}

html,
body,
div,
object,
iframe,
applet,
object,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
address,
dl,
dt,
dd,
ol,
ul,
li,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video,
progress {
  margin: 0;
  padding: 0;
  border: 0;
}

li {
  list-style: none
}

a {
  background-color: transparent;
  text-decoration: none
}

b,
strong {
  font-weight: bold
}

img {
  border: 0;
  vertical-align: middle;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section,
summary {
  display: block
}

audio,
canvas,
progress,
video {
  display: inline-block
}

table {
  border-collapse: collapse;
  border-spacing: 0
}

td,
th {
  padding: 0
}

.clearfix:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: "";
  clear: both;
  height: 0;
}

.clearfix {
  zoom: 1;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.wrap {
  width: 1200px;
  margin: 0 auto;
}


/* 专题顶部导航 */

.top-bar {
  border-bottom: 2px #E20000 solid;
  background: #fff;
  z-index: 1000;
}

.top-bar-login,
.top-bar-login-after {
  line-height: 30px;
  font: 12px/30px simsun;
}

.top-bar-login-after {
  display: none;
}

.top-bar .ofw-logo {
  margin-top: 2px;
}

.top-bar-login>.signin {
  display: inline-block;
  background: #e20000;
  height: 24px;
  width: 50px;
  border-radius: 2px;
  text-align: center;
  margin-top: 3px;
  line-height: 24px;
}

.top-bar-login>.signin>a {
  color: #fff;
}

.top-bar-login a,
.top-bar-login-after a {
  color: #333;
}

.top-bar-login a:hover,
.top-bar-login-after a:hover {
  text-decoration: underline;
}

.top-bar-login i {
  font-style: normal;
  color: #666;
}

.top-bar-login>.email {
  padding-left: 24px;
  display: inline-block;
  background: url(http://images.ofweek.com/images/global-steven/email/ico_email.png) no-repeat left;
}

.banner {
  height: 600px;
  background: url(../img/bannar.png) no-repeat center;
}

.banner_con {
  position: relative;
  padding: 110px 0 0 0;

}

.banner_con_logo {
  position: absolute;
  top: 30px;
}

.banner_img {}

.banner_date {
  color: #fff;
  padding-bottom: 30px;
}

.banner_but {
  width: 330px;
  font-weight: 600;
  font-size: 20px;
  line-height: 45px;
  color: #000;
  background-color: #f8c43d;
  text-align: center;
  letter-spacing: 2px;
}

/* banner */
.swiper-slide {
  position: relative;
  background: #fff;
}

.swiper-slide a {}

.swiper-slide1 a {
  width: 131px;
  left: 75px;
  top: 322px;
}

.introduce_box {
  padding: 0px 0 60px 0;
}

.introduce_box p {
  font-size: 16px;
  line-height: 26px;
  padding-bottom: 20px;
}

.introduce_box_video {
  display: flex;
  align-items: center;
  height: 380px;
}

.introduce_box_video div {
  width: 50%;
}

.introduce_box_video div img {
  max-width: 100%;
}

.introduce_box_video_right {
  width: 50%;
  height: 100%;
  box-sizing: border-box;
  padding-left: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.introduce_box_video_right .tabUl {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.introduce_box_video_right .tabUl div {
  background-color: #fff;
  height: 50px;
  width: 150px;
  border: 1px solid #0081cc;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 11px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
}

.introduce_box_video_right .tabUl .active {
  background-image: -moz-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  background-image: -webkit-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  background-image: -ms-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  color: #fff;
}

.introduce_box_video_right .videoUl {
  width: 100%;
}

.introduce_box_video_right .videoUl #video {
  width: 100%;
}

.title {
  background: url(../img/title.jpg) no-repeat center;
  line-height: 30px;
  padding: 45px 0;
  text-align: center;
}

.title2 {
  background: url(../img/title.png) no-repeat center;
  line-height: 30px;
  padding: 45px 0;
  background-color: #fafafa;
}

.title_cn {
  color: #000;
  font-size: 44px;
  text-align: center;
  display: inline-block;
  position: relative;
}

.title_cn span {
  position: relative;
  z-index: 1;
}

.title_cn::after {
  content: '';
  position: absolute;
  top: -35px;
  left: -35px;
  border-radius: 50%;
  background-image: -moz-linear-gradient(0deg, rgb(24, 68, 225) 0%, rgb(0, 129, 204) 100%);
  background-image: -webkit-linear-gradient(0deg, rgb(24, 68, 225) 0%, rgb(0, 129, 204) 100%);
  background-image: -ms-linear-gradient(0deg, rgb(24, 68, 225) 0%, rgb(0, 129, 204) 100%);
  width: 58px;
  height: 58px;
}

.title_cn_w::after {
  display: none;
}


.title_cn i {
  font-size: 36px;
  color: rgb(51, 51, 51);
  text-align: left;
  font-style: normal;
  font-weight: 400;
}

.title_en {
  display: none;
  margin: 0 auto;
  width: 45px;
  color: rgba(0, 0, 0, 0);
  font-size: 10px;
  text-align: center;
  font-weight: 600;
  text-transform: uppercase;
  border-bottom: 7px solid #005fc4;
  line-height: 20px;
}

.part_title {
  font-size: 16px;
  color: #e98300;
  padding-left: 35px;
  margin-bottom: 18px;
  background: url(../images/title_icon.png) no-repeat left center;
}

.download {
  background-color: #fff;
  padding-bottom: 70px;
}

.download_cont {
  width: 100%;
}


.download_cont .tabUl {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.download_cont .tabUl div {
  background-color: #fff;
  height: 50px;
  width: 150px;
  border: 1px solid #0081cc;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 11px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
}

.download_cont .tabUl .active {
  background-image: -moz-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  background-image: -webkit-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  background-image: -ms-linear-gradient( 90deg, rgb(24,68,225) 0%, rgb(0,129,204) 100%);
  color: #fff;
}

.tabUl div {
  position: relative;
}

.tabUl div {
  
}

.download_cont_img {
  margin-top: 40px;
  width: 100%;
  box-sizing: border-box;
  position: relative;
}

.download_cont_img .next {
  position: absolute;
  top: 50%;
  right: -80px;
}
.download_cont_img .prev {
  position: absolute;
  top: 50%;
  left: -80px;
  transform: rotate(180deg);
}

.download_cont_img img {
  max-width: 100%;
}

.foot {
  color: #fff;
  margin-top: 50px;
  background: url(../img/foot_bg.png) no-repeat center;
}

.foot h2 {
  font-size: 24px;
  margin-bottom: 20px;
}

.foot P {
  font-size: 14px;
  margin-bottom: 20px;
}

.foot img {
  /* margin-right: -20px; */
}

.foot_cont {
  display: flex;
  flex-direction: row;
  padding-top: 20px;
  justify-content: center;
}

.ad_img {
  padding: 80px 0;
}

.pd15 {
  padding: 15px 0;
}

.book {}

.book_cont {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.book_item {
  display: flex;
  flex-direction: column;
}

.book_cont_but {
  margin-top: 42px;
  text-align: center;
}

.book_item img {
  max-width: 100%;
}

.book_item p {
  color: #fff;
  background-color: #005fc4;
  line-height: 40px;
  text-align: center;
  margin-top: -40px;
}

.PRODUCTS {
  padding-bottom: 50px;
  background-color: #fff;
}

.PRODUCTScon {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  position: relative;
}

.PRODUCTS_item {
  width: 100%;
  box-sizing: border-box;
  font-size: 13px;
  color: #000;
  padding: 20px;
  padding-bottom: 70px;
  user-select: text;
}

.centerone {
  /* width: 770px;
  height: 530px; */
}

.rightone {
  /* position: absolute;
  left: 40%;
  z-index: 0; */
}

.PRODUCTS_item h2 {
  font-size: 13px;
  color: #fff;
  line-height: 24px;
}

.PRODUCTS_item_bot {
  background-color: #fff;
  padding: 26px 0;
}

.PRODUCTS_item_bot .PRODUCTS_item_bot_img {
  max-width: 100%;
}

.PRODUCTS_item_bot_1 {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.PRODUCTS_item_bot_1 h2 {
  font-size: 22px;
  color: #005fc4;
}

#certify {
  position: relative;
  width: 1200px;
  margin: 0 auto
}

#certify .swiper-slide img {
  display: block;
}

#certify .swiper-slide p {
  padding-top: 0;
  font-size: 1.1em;
  user-select: contain;
}

#certify .swiper-pagination {
  width: 100%;
  bottom: 90px;
}

#certify .swiper-pagination-bullets .swiper-pagination-bullet {
  margin: 0 5px;
  border: 3px solid #fff;
  background-color: #d5d5d5;
  width: 10px;
  height: 10px;
  opacity: 1;
}

#certify .swiper-pagination-bullets .swiper-pagination-bullet-active {
  width: 60px;
  border-radius: 30px;
  background-image: linear-gradient(to right, #1745e0, #007fcd);
}

#certify .swiper-button-prev {
  left: -100px;
  width: 60px;
  height: 60px;
  background: url(../img/pageup.png) no-repeat;
  background-position: 0 0;
  background-size: 100%;
  transform: rotateZ(180deg);
}


#certify .swiper-button-next {
  right: -100px;
  width: 60px;
  height: 60px;
  background: url(../img/pageup.png) no-repeat;
  background-size: 100%;
}


.swiper-button-next:after,
.swiper-container-rtl .swiper-button-prev:after {
  content: '';
}

.swiper-button-prev:after,
.swiper-container-rtl .swiper-button-next:after {
  content: '';
}

.hide {
  display: none;
}

.pop_wrap {
  display: none;
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.4);
}

.pop_block {
  position: absolute;
  left: 35%;
  top: 20%;
  margin-left: -250px;
  width: 870px;
  padding: 20px;
  background: #fff;
  border: 1px solid #333;
}

.button {
  width: 120px;
  font-size: 16px;
  color: #fff;
  line-height: 35px;
  text-align: left;
  background: #e69100;
  padding: 0 0 0 25px;
  padding-bottom: 0;
  letter-spacing: 1px;
}

#img_pre {
  width: 100%;
}

#video {
  width: 100%;
}

@media screen and (max-width: 1200px) {
  img {
    width: 100%;
  }

  .pop_block {
    position: absolute;
    left: 28%;
    top: 20%;
    margin-left: -250px;
    width: 870px;
    padding: 20px;
    background: #fff;
    border: 1px solid #333;
  }

  .button img {
    width: 20px;
    height: 20px;
  }

  .introduce_box {
    overflow: hidden;
  }

  .img_bg3 {
    width: 600px;
  }


  .book_cont_but img {
    width: 50%;
  }

  .book_item p {
    font-size: 12px;
  }

  .banner_con_logo {
    width: 20%;
  }

  #video {
    width: 450px;
  }

  #certify {
    width: 900px;
  }

  .wrap {
    width: 900px;
  }

  #certify .swiper-button-next {
    right: 100px;
    width: 60px;
    height: 60px;
    background: url(../img/pageup.png) no-repeat;
    background-size: 100%;
  }

  #certify .swiper-button-prev {
    left: 100px;
    width: 60px;
    height: 60px;
    background: url(../img/pageup.png) no-repeat;
    background-position: 0 0;
    background-size: 100%;
    transform: rotateZ(180deg);
  }
}