.o_body {
  background: #EFEEF1;
  overflow: auto !important;
}
@media screen and (min-width: 750px) and (max-width: 1024px) {
  .o_body {
    min-width: 1200px;
    transform: scale(0.83);
    transform-origin: 0 0;
  }
}
.homePage_banner {
  margin: 0 auto 22px;
}
@media (max-width: 750px) {
  .homePage_banner {
    margin: 0 auto 15px;
  }
}
@media (max-width: 750px) {
  .homePage_banner .showbox li {
    height: 22vw;
    line-height: 22vw;
  }
}
.homePage_banner .btn_next {
  display: none;
}
.homePage_banner .btn_prev {
  display: none;
}
.homePage_banner .pager {
  position: absolute;
  bottom: 7px;
  width: 100%;
  text-align: center;
}
@media (max-width: 750px) {
  .homePage_banner .pager {
    bottom: 4px;
  }
}
.homePage_banner .pager li {
  box-sizing: border-box;
  width: 17px;
  height: 17px;
  border: 2px solid #fff;
  border-radius: 50%;
  display: inline-block;
  margin: 0 10px;
  vertical-align: top;
}
@media (max-width: 750px) {
  .homePage_banner .pager li {
    width: 8px;
    height: 8px;
    margin: 0 4px;
  }
}
.homePage_banner .pager li.cur {
  background: #fff;
}
.box_content {
  width: 1190px;
  margin: 0 auto;
  box-sizing: border-box;
}
@media (max-width: 750px) {
  .box_content {
    width: 100%;
    padding: 0 2.6666%;
    box-sizing: border-box;
  }
}
.newYear_greeting {
  height: 280px;
  overflow: hidden;
  margin-bottom: 22px;
  background: #fff;
}
@media (max-width: 750px) {
  .newYear_greeting {
    height: auto;
    margin-bottom: 15px;
  }
}
.newYear_greeting .newYear_greeting_left {
  position: relative;
  height: 100%;
  width: 821px;
  display: inline-block;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_left {
    height: auto;
    width: 100%;
  }
}
.newYear_greeting .newYear_greeting_left .newYear_greeting_title {
  height: 100%;
  width: 107px;
  float: left;
  /*background: #8c0000;*/
  background: #004C97;
  display: flex;
  justify-content: center;
  align-items: center;
  -webkit-box-align: center;
  -webkit-box-pack: center;
  -webkit-box-flex: 1;
  padding: 2px 0;
  display: -webkit-flex;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_left .newYear_greeting_title {
    width: 9.907%;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
  }
}
.newYear_greeting .newYear_greeting_left .newYear_greeting_title span {
  margin: auto;
  display: block;
  letter-spacing: 3px;
  font-size: 18px;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  color: #fff;
  width: 28px;
  line-height: 30px;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_left .newYear_greeting_title span {
    font-size: 14px;
    letter-spacing: 1px;
    line-height: 14px;
    width: 12px;
  }
}
.newYear_greeting .newYear_greeting_left .newYear_greeting_img {
  float: left;
  width: 714px;
  height: 100%;
  overflow: hidden;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_left .newYear_greeting_img {
    float: none;
    width: 90.093%;
    padding-left: 9.907%;
  }
}
.newYear_greeting .newYear_greeting_left .newYear_greeting_img img {
  width: 100%;
  height: 100%;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_left .newYear_greeting_img img {
    min-height: 140px;
  }
}
.newYear_greeting .newYear_greeting_content {
  display: inline-block;
  padding: 0 10px;
  width: 340px;
  height: 100%;
  box-sizing: border-box;
  text-align: center;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_content {
    width: 100%;
    height: auto;
    padding: 0 0 8px 0;
  }
}
.newYear_greeting .newYear_greeting_content .subtitle {
  display: inline-block;
  font-size: 18px;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  color: #333333;
  line-height: 1;
  padding: 16px 0 8px;
  border-bottom: 2px solid #d2d2d2;
  letter-spacing: 2px;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_content .subtitle {
    width: auto;
    height: auto;
    font-size: 16px;
    padding: 9px 0 4px;
    border-bottom: 1px solid #d2d2d2;
  }
}
.newYear_greeting .newYear_greeting_content .subcontent {
  display: -webkit-box;
  padding-top: 7px;
  font-size: 16px;
  line-height: 32px;
  font-family: 'Microsoft YaHei';
  font-weight: 400;
  color: #666666;
  height: 231px;
  overflow: hidden;
  text-align: left;
  /* text-indent: 2em; */
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 7;
  box-sizing: border-box;
}
.newYear_greeting .newYear_greeting_content .subcontent p {
  font-size: 18px;
}
@media (max-width: 750px) {
  .newYear_greeting .newYear_greeting_content .subcontent {
    font-size: 14px;
    line-height: 18px;
    padding: 0 4px;
    height: auto;
  }
}
.shool_news {
  position: relative;
  background: #fff;
}
@media (max-width: 750px) {
  .shool_news {
    margin-bottom: 15px;
  }
}
@media (max-width: 750px) {
  .shool_news .shool_news_tabs {
    width: 100%;
    padding-top: 12px;
    padding-right: 51px;
    box-sizing: border-box;
    /*border-bottom: 2px solid #af261c;*/
    border-bottom: 2px solid #004C97;
  }
}
.shool_news .shool_news_tabs .shool_news_tab {
  width: 100%;
  /*border-bottom: 2px solid #af261c;*/
  border-bottom: 2px solid #004C97;
  padding-right: 70px;
  box-sizing: border-box;
}
.shool_news .shool_news_tabs .shool_news_tab::-webkit-scrollbar {
  display: none;
}
@media (max-width: 750px) {
  .shool_news .shool_news_tabs .shool_news_tab {
    padding-top: 0;
    padding-right: 0;
    border: none;
    white-space: nowrap;
    overflow: scroll;
  }
}
.shool_news .shool_news_tabs .shool_news_tab li {
  display: inline-block;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  font-size: 24px;
  line-height: 50px;
  padding: 0 28px;
  margin-right: 42px;
  color: #333333;
  /* cursor: pointer; */
}
@media (max-width: 750px) {
  .shool_news .shool_news_tabs .shool_news_tab li {
    font-size: 14px;
    line-height: 28px;
    padding: 0 4px;
    margin-right: 0;
  }
  .shool_news .shool_news_tabs .shool_news_tab li.cur {
  /*background: #8c0000;*/
  background: #004C97;
  color: #fff;
  font-size: 16px !important;
}
}
.shool_news .shool_news_tabs .shool_news_tab li.cur {
 /* background: #8c0000;*/
 background: #004C97;
  color: #fff;
  font-size: 20px;
}
.shool_news .shool_news_content {
  font-size: 0;
  margin-top: 30px;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content {
    margin-top: 15px;
  }
}
.shool_news .shool_news_content .left {
  box-sizing: border-box;
  padding: 0 5px;
  width: 588px;
  display: inline-block;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left {
    width: 100%;
    padding-bottom: 12px;
  }
}
.shool_news .shool_news_content .left .abstract {
  padding-bottom: 15px;
  border-bottom: 1px dashed #d2d2d2;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left .abstract {
    padding-bottom: 0;
  }
}
.shool_news .shool_news_content .left .abstract .title {
  font-family: 'Microsoft YaHei';
  font-size: 16px;
  font-weight: bold;
  line-height: 1;
  height: 24px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #333333;
  background: #fff;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left .abstract .title {
    font-size: 15px;
    height: 15px;
    margin-top: 11px;
    text-align: left;
  }
}
.shool_news .shool_news_content .left .abstract .content {
  display: -webkit-box;
  font-family: 'Microsoft YaHei';
  color: #666666;
  font-weight: 400;
  line-height: 30px;
  font-size: 14px;
  height: 60px;
  margin: 10px 0 0;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left .abstract .content {
    font-size: 12px;
    line-height: 18px;
    height: 36px;
    margin: 2px 0 0;
  }
}
.shool_news .shool_news_content .left ol {
  /* padding-top: 17px; */
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left ol {
    padding-top: 4px;
  }
}
.shool_news .shool_news_content .left ol li {
  padding-left: 15px;
  border-bottom: 1px dashed #d2d2d2;
  position: relative;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left ol li {
    border-bottom: none;
    padding-left: 10px;
  }
}
.shool_news .shool_news_content .left ol li a {
  display: block;
  line-height: 45px;
  height: 45px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding-right: 146px;
  font-size: 16px;
  font-family: 'Microsoft YaHei';
  font-weight: 400;
  color: #333333;
  position: relative;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left ol li a {
    font-size: 14px;
    line-height: 28px;
    height: 28px;
    padding-right: 88px;
    border-bottom: 1px solid #d2d2d2;
  }
}
.shool_news .shool_news_content .left ol li a span {
  font-size: 16px;
  position: absolute;
  right: 30px;
  top: 0;
  display: block;
  line-height: 45px;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left ol li a span {
    font-size: 14px;
    line-height: 28px;
    right: 3px;
  }
}
.shool_news .shool_news_content .left ol li:before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: #aaabab;
  position: absolute;
  left: 2px;
  top: 50%;
  margin-top: -5px;
  border-radius: 50%;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .left ol li:before {
    width: 4px;
    height: 4px;
    margin-top: -2px;
  }
}
.shool_news .shool_news_content .right {
  display: inline-block;
  float: right;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right {
    float: none;
  }
}
.shool_news .shool_news_content .right .news_swiper {
  width: 596px;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right .news_swiper {
    width: 100%;
  }
}
.shool_news .shool_news_content .right .news_swiper .showbox li {
  width: 100%;
  height: 340px;
  text-align: center;
  overflow: hidden;
  line-height: 354px;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right .news_swiper .showbox li {
    height: 60vw;
    line-height: 60vw;
  }
}
.shool_news .shool_news_content .right .news_swiper img {
  display: inline-block;
  max-width: 98%;
  max-height: 100%;
  text-align: center;
}
.shool_news .shool_news_content .right .news_swiper .btn_next {
  display: none;
}
.shool_news .shool_news_content .right .news_swiper .btn_prev {
  display: none;
}
.shool_news .shool_news_content .right .news_swiper li {
  position: relative;
}
.shool_news .shool_news_content .right .news_swiper li .tip {
  width: 100%;
  padding-left: 4%;
  display: block;
  font-size: 20px;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  color: #fff;
  background: rgba(29, 76, 134, 0.55);
  line-height: 66px;
  position: absolute;
  left: 0;
  bottom: 0;
  padding-right: 20%;
  box-sizing: border-box;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right .news_swiper li .tip {
    width: 100%;
    font-size: 12px;
    padding-right: 90px;
    line-height: 33px;
    height: 33px;
  }
}
.shool_news .shool_news_content .right .news_swiper .pager {
  position: absolute;
  right: 9px;
  bottom: 20px;
  width: auto;
  text-align: center;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right .news_swiper .pager {
    right: 4px;
    bottom: 5px;
  }
}
.shool_news .shool_news_content .right .news_swiper .pager li {
  box-sizing: border-box;
  width: 8px;
  height: 8px;
  border: 1px solid #fff;
  border-radius: 50%;
  display: inline-block;
  margin: 0 7px;
  vertical-align: top;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .right .news_swiper .pager li {
    margin: 0 4px;
    width: 8px;
    height: 8px;
  }
}
.shool_news .shool_news_content .right .news_swiper .pager li.cur {
  background: #fff;
}
.shool_news .shool_news_content .more {
  display: block;
  width: 64px;
  height: 26px;
  background: url(../images/ico-more.png) no-repeat center;
  background-size: contain;
  position: absolute;
  z-index: 1;
  right: 600px;
  top: 13px;
}
@media (max-width: 750px) {
  .shool_news .shool_news_content .more {
    width: 43px;
    height: 17px;
    right: 7px;
    top: 16px;
  }
}
.announcement_box {
  vertical-align: top;
  font-size: 0;
}
.announcement_box .announcement {
  background: #fff;
  box-sizing: border-box;
  width: 50%;
  display: inline-block;
  position: relative;
  padding: 10px 0 0;
}
.announcement_box .announcement.shool_news_announcement {
  padding-bottom: 34px;
}
@media (max-width: 750px) {
  .announcement_box .announcement.shool_news_announcement {
    padding-bottom: 12px;
  }
}
.announcement_box .announcement.announcement_right {
  width: 50%;
}
.announcement_box .announcement.announcement_right1 {
  width: 50%;
  padding-bottom: 34px;
}
@media (max-width: 750px) {
  .announcement_box .announcement.announcement_right {
    width: 100%;
  }
  .announcement_box .announcement.announcement_right1 {
    width: 100%;
    padding-bottom: 34px;
  }
}
.announcement_box .announcement.announcement_right ul {
  padding-left: 14px;
}
.announcement_box .announcement.announcement_right1 ul {
  padding-left: 14px;
}
@media (max-width: 750px) {
  .announcement_box .announcement.announcement_right ul {
    padding-left: 0;
  }
  .announcement_box .announcement.announcement_right1 ul {
    padding-left: 0;
  }
}
.announcement_box .announcement.announcement_right .announcement_box {
  padding-left: 14px;
}
.announcement_box .announcement.announcement_right1 .announcement_box {
  padding-left: 14px;
}
@media (max-width: 750px) {
  .announcement_box .announcement.announcement_right .announcement_box {
    padding-left: 0;
  }
  .announcement_box .announcement.announcement_right1 .announcement_box {
    padding-left: 0;
  }
}
@media (max-width: 750px) {
  .announcement_box .announcement {
    width: 100%;
    padding: 12px 0;
    margin-bottom: 15px;
  }
}
.announcement_box .announcement ul {
  width: 100%;
  /*border-bottom: 2px solid #8c0000;*/
  border-bottom: 2px solid #004C97;  
  padding-right: 70px;
  box-sizing: border-box;
}
@media (max-width: 750px) {
  .announcement_box .announcement ul {
    padding-right: 51px;
  }
}
.announcement_box .announcement ul li {
  display: inline-block;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  font-size: 24px;
  line-height: 50px;
  padding: 0 28px;
  margin-right: 5px;
  color: #333333;
  /* cursor: pointer; */
}
@media (max-width: 750px) {
  .announcement_box .announcement ul li {
    font-size: 16px !important;
    line-height: 28px;
    height: 28px;
    padding: 0 4px;
    margin-right: 0px;
  }
}
.announcement_box .announcement ul li.cur {
  color: #fff;
 /* background: #8c0000;*/
  background: #004C97;
  font-size: 20px;
}
.announcement_box .announcement .announcement_box {
  padding-top: 20px;
  height: 232px;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box {
    padding-top: 10px;
    height: auto;
  }
}
.announcement_box .announcement .announcement_box li {
  padding-left: 28px;
  padding-right: 15px;
  position: relative;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box li {
    padding-left: 10px;
    padding-right: 7px;
  }
}
.announcement_box .announcement .announcement_box li::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: #aaabab;
  position: absolute;
  left: 10px;
  top: 50%;
  margin-top: -5px;
  border-radius: 50%;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box li::before {
    width: 4px;
    height: 4px;
    margin-top: -2px;
    left: 4px;
  }
}
.announcement_box .announcement .announcement_box li a {
  display: block;
  line-height: 45px;
  height: 45px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  font-family: 'Microsoft YaHei';
  font-weight: 400;
  color: #333333;
  position: relative;
  border-bottom: 1px dashed #e5e5e5;
  padding-right: 126px;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box li a {
    font-size: 14px;
    line-height: 28px;
    height: 28px;
    padding-right: 85px;
  }
}
.announcement_box .announcement .announcement_box li a span {
  font-size: 16px;
  position: absolute;
  right: 0;
  top: 0;
  display: block;
  line-height: 45px;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box li a span {
    font-size: 14px;
    line-height: 28px;
    height: 28px;
  }
}
.announcement_box .announcement .announcement_box .more {
  display: block;
  width: 64px;
  height: 26px;
  background: url(../images/ico-more.png) no-repeat center;
  background-size: contain;
  position: absolute;
  z-index: 1;
  right: 18px;
  top: 24px;
}
@media (max-width: 750px) {
  .announcement_box .announcement .announcement_box .more {
    width: 43px;
    height: 17px;
    right: 7px;
    top: 16px;
  }
}
.announcement_box .links {
  padding: 10px 0 0 0;
  background: #fff;
  width: 50%;
  display: inline-block;
  vertical-align: top;
  position: relative;
}
@media (max-width: 750px) {
  .announcement_box .links {
    width: 100%;
    padding: 12px 0 0 0;
  }
}
.announcement_box .links ul {
  padding-left: 14px;
  width: 100%;
  /*border-bottom: 2px solid #8c0000;*/
  border-bottom: 2px solid #004C97;  
  padding-right: 70px;
  box-sizing: border-box;
}
@media (max-width: 750px) {
  .announcement_box .links ul {
    padding-right: 51px;
    padding-left: 0;
  }
}
.announcement_box .links ul li {
  display: inline-block;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  font-size: 24px;
  line-height: 50px;
  padding: 0 28px;
  margin-right: 5px;
  color: #333333;
  cursor: pointer;
}
@media (max-width: 750px) {
  .announcement_box .links ul li {
    font-size: 16px !important;
    line-height: 28px;
    padding: 0 4px;
    margin-right: 0px;
  }
}
.announcement_box .links ul li.cur {
  color: #fff;
 /* background: #8c0000;*/
  background: #004C97;
  font-size: 20px;
}
.announcement_box .links .links_box {
  padding: 8px 0 0 14px;
}
@media (max-width: 750px) {
  .announcement_box .links .links_box {
    padding: 3px 0 4px;
  }
}
.announcement_box .links .links_box li {
  display: inline-block;
  text-align: center;
  margin: 23px 0;
  cursor: pointer;
}
@media (max-width: 750px) {
  .announcement_box .links .links_box li {
    margin: 6px 0;
  }
}
.announcement_box .links .links_box li a {
  display: block;
}
.announcement_box .links .links_box li a .img {
  width: 46px;
  height: 46px;
  display: inline-block;
}
@media (max-width: 750px) {
  .announcement_box .links .links_box li a .img {
    width: 28px;
    height: 28px;
  }
}
.announcement_box .links .links_box li a .img img {
  width: 100%;
}
.announcement_box .links .links_box li a p {
  font-size: 16px;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  color: #333333;
  line-height: 30px;
}
@media (max-width: 750px) {
  .announcement_box .links .links_box li a p {
    font-size: 12px;
    line-height: 1.5;
  }
}
.announcement_box .links .links_box .more {
  display: block;
  width: 64px;
  height: 26px;
  background: url(../images/ico-more.png) no-repeat center;
  background-size: contain;
  position: absolute;
  z-index: 1;
  right: 18px;
  top: 24px;
}
@media (max-width: 750px) {
  .announcement_box .links .links_box .more {
    width: 43px;
    height: 17px;
    right: 7px;
    top: 16px;
  }
}
.special_subject {
  background: #fff;
  position: relative;
  text-align: center;
  padding: 11px 0 28px;
  margin: 22px 0 22px;
}
@media (max-width: 750px) {
  .special_subject {
    padding: 10px 0 12px;
    margin: 0px 0 15px 0;
  }
}
.special_subject .title {
  font-size: 20px;
  font-family: 'Microsoft YaHei';
  font-weight: bold;
  color: #333333;
  margin-bottom: 23px;
  text-align: center;
  display: inline-block;
 /* border-bottom: 1px solid #8c0000;*/
  border-bottom: 1px solid #004C97;
  background: #fff;
}
@media (max-width: 750px) {
  .special_subject .title {
    font-size: 15px;
    margin-bottom: 8px;
    line-height: 1.5;
  }
}
.special_subject .more {
  display: block;
  width: 64px;
  height: 26px;
  background: url(../images/ico-more.png) no-repeat center;
  background-size: contain;
  position: absolute;
  z-index: 1;
  right: 8px;
  top: 12px;
}
@media (max-width: 750px) {
  .special_subject .more {
    width: 43px;
    height: 17px;
    right: 7px;
    top: 16px;
  }
}
.special_subject .banner {
  width: 1130px;
  margin: 0 auto;
}
@media (max-width: 750px) {
  .special_subject .banner {
    width: 92.499%;
  }
}
.special_subject .banner .showbox ul li .img {
  padding: 0 3px;
  display: inline-block;
}
@media (max-width: 750px) {
  .special_subject .banner .showbox ul li .img {
    padding: 0 1.5px;
  }
}
.special_subject .banner .showbox ul li .img img {
  width: 220px;
  height: 141px;
}
.special_subject .banner .btn_next {
  position: absolute;
  right: -26px;
  top: 50%;
  margin-top: -18px;
  z-index: 500 !important;
  width: 26px !important;
  height: 36px !important;
  cursor: pointer;
}
@media (max-width: 750px) {
  .special_subject .banner .btn_next {
    width: 14px !important;
    right: -13px;
  }
}
.special_subject .banner .btn_next::before {
  content: '>';
  font-size: 36px;
  font-family: 'Microsoft YaHei';
  font-weight: 400;
  color: #333333;
  line-height: 36px;
  position: absolute;
  top: 0;
  left: 0;
  cursor: pointer;
}
@media (max-width: 750px) {
  .special_subject .banner .btn_next::before {
    font-size: 20px;
  }
}
.special_subject .banner .btn_prev {
  position: absolute;
  left: -26px;
  top: 50%;
  margin-top: -18px;
  z-index: 500 !important;
  width: 26px !important;
  height: 36px !important;
  cursor: pointer;
}
@media (max-width: 750px) {
  .special_subject .banner .btn_prev {
    width: 14px !important;
    left: -13px;
  }
}
.special_subject .banner .btn_prev::before {
  content: '<';
  font-size: 36px;
  font-family: 'Microsoft YaHei';
  font-weight: 400;
  color: #333333;
  line-height: 36px;
  position: absolute;
  top: 0;
  right: 0;
  cursor: pointer;
}
@media (max-width: 750px) {
  .special_subject .banner .btn_prev::before {
    font-size: 20px;
  }
  .special_subject .banner .showbox ul li .img img {
    width: 100%;
    height: auto;
  }
}