@charset "UTF-8";
/**
 * intro2020.scss 2020发布会官网首页
 * @author chironyang
 * @date 2020-12-29
 * @description 2020发布会官网首页
 */
/**
 * _tool_official.scss 官网基础工具库,存放变量、mixin、function等非代码片段
 * @author jostinsu
 * @date 2017-07-26
 *
 */
/**
 * _var_official.sass 官网变量表
 * @author jostinsu
 * @date 17/7/26
 * @description
 *
 */
/**
 * _mixin.scss
 * @author Kayo
 * @date 2014-10-31
 *
 */
/**
 * _tool.scss 常用工具方法
 * @author Kayo
 * @date 2015-08-23
 *
 */
.introV4_top {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 5;
  width: 100%;
  padding: 17px 0;
}

.introV4_top_title {
  float: left;
  font-size: 0;
}

.introV4_top_title_inner {
  color: #fff;
  font-size: 0px;
}

.introV4_top_title_inner .ww_officialImg_Logo {
  vertical-align: middle;
  background-image: url("https://wwcdn.weixin.qq.com/node/wwnl/wwnl/style/images/independent/index/3rdAnniv/logo_2x$a6c1c47e.png");
}

.introV4_top_title_logo {
  background-position: 0 0;
  background-size: 100%;
}

.introV4_top_bg {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  opacity: 1 !important;
}

.introV4_top_inside {
  position: relative;
  z-index: 2;
  width: 1024px;
  margin: 0 auto;
  text-align: center;
}

.introV4_top_operation {
  position: absolute;
  right: 0;
  font-size: 0;
}

.introV4_top_operation_loginBtn,
.introV4_top_operation_registerBtn {
  vertical-align: top;
  display: inline-block;
  min-width: 60px;
  height: 28px;
  padding: 0 14px;
  border: 1px solid #fff;
  border-radius: 2px;
  line-height: 27px;
  color: #fff;
  font-size: 15px;
  text-align: center;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

.introV4_top_operation_loginBtn {
  margin-right: 16px;
  vertical-align: top;
}

.introV4_top_operation_loginBtn:hover {
  text-decoration: none;
  color: #fff;
}

.introV4_top_operation_registerBtn:hover {
  text-decoration: none;
  color: #fff;
}

.introV4_top_operation_registerBtn {
  background-color: #FFF;
  border: 1px solid #fff;
  color: #000921;
}

.introV4_head {
  position: relative;
  width: 100%;
  overflow: hidden;
  height: 600px;
  background: url(https://wwcdn.weixin.qq.com/node/wework/css/202201072318.79f84eb543.png) no-repeat center bottom;
  background-size: auto 600px;
}

.introV4_headWrap {
  position: relative;
  background-image: -webkit-gradient(linear, left top, right top, from(#050720), color-stop(50%, #060D37));
  background-image: -webkit-linear-gradient(left, #050720 0%, #060D37 50%);
  background-image: -o-linear-gradient(left, #050720 0%, #060D37 50%);
  background-image: linear-gradient(to right, #050720 0%, #060D37 50%);
}
.introV4_headWrap:before {
  content: "";
  position: absolute;
  left: 50%;
  width: 50%;
  top: 0;
  bottom: 0;
  background-color: #060D37;
}

.introV4_head_inside {
  position: relative;
  z-index: 4;
  width: 1024px;
  margin: 0 auto;
  height: 100%;
  overflow: hidden;
}

.introV4_head_infoWrap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
}

.introV4_head_info {
  position: relative;
  width: 1024px;
  margin: 0 auto;
  padding-top: 211px;
}

.introV4_head_info_title {
  text-align: left;
  position: relative;
  font-size: 36px;
  color: #ffffff;
  letter-spacing: 1px;
  padding-top: 0;
  margin-left: auto;
  margin-right: auto;
}

.introV4_head_info_liveBtn {
  letter-spacing: 1px;
}

.introV4_head_info_liveBtn:hover {
  text-decoration: none;
  color: #ffffff;
}

.introV4_v3style_subDesc {
  font-size: 20px;
  color: #ffffff;
  letter-spacing: 0;
  line-height: 24px;
}

.introV4_head_info_liveBtn {
  background-image: -webkit-linear-gradient(60deg, #0fde55 -30%, #0287ff 100%);
  background-image: -o-linear-gradient(60deg, #0fde55 -30%, #0287ff 100%);
  background-image: linear-gradient(30deg, #0fde55 -30%, #0287ff 100%);
  border-radius: 4px;
  width: 140px;
  height: 42px;
  display: block;
  text-align: center;
  line-height: 42px;
  font-size: 16px;
  color: #fff;
  margin-top: 24px;
}

/* cnt */
.introV4_cnt_item_img,
.introV4_link,
.introV4_section_operate_more_Collapse .introV4_section_operate_more_hide {
  display: inline-block;
}

.introV4_cnt {
  position: relative;
  z-index: 2;
  padding: 80px 0 90px;
  background: #0f1126;
  overflow: hidden;
  color: #fff;
}

.introV4_section_title {
  font-size: 24px;
  position: relative;
}
.introV4_section_title em {
  font-weight: 600;
  font-style: normal;
}

.introV4_section_subDesc {
  opacity: 0.5;
  font-size: 14px;
}

.introV4_section {
  margin-bottom: 42px;
}

.introV4_section_cntWrap {
  overflow: hidden;
  margin-top: 20px;
}

.introV4_section_cntWrap_Style2 .introV4_cnt_item {
  width: 25%;
  padding-bottom: 0;
}

.introV4_section_cnt {
  overflow: hidden;
  background: #181a36;
  border-radius: 8px;
  padding: 30px 30px 0;
}

.introV4_section_sepCnt {
  position: relative;
  overflow: hidden;
  width: 100vw;
}

.introV4_navArrowR, .introV4_navArrowL {
  background-image: url(https://wwcdn.weixin.qq.com/node/wework/css/arrow_right.5bc82cf9da.svg);
  width: 60px;
  height: 60px;
  position: absolute;
  z-index: 1;
  top: 50%;
  right: 17px;
  margin-top: -30px;
  display: none;
}

.introV4_navArrowL {
  -webkit-transform: scaleX(-1);
      -ms-transform: scaleX(-1);
          transform: scaleX(-1);
  right: auto;
  left: 17px;
}

.introV4_navArrowR {
  right: 40px;
}

@media all and (max-width: 1700px) {
  .introV4_navArrowR, .introV4_navArrowL {
    display: inline-block;
  }
  .introV4_section_sepCnt {
    width: calc(100vw - (100vw - 1024px) / 2 - 100px);
  }
}
.introV4_cnt_item {
  position: relative;
  float: left;
  text-align: center;
  padding-bottom: 40px;
}

.introV4_cnt_item_img {
  width: 140px;
  height: 30px;
  background-size: auto 100%;
  background-repeat: no-repeat;
  background-position: center;
  vertical-align: top;
}

.introV4_cnt_item_img2 {
  width: 18px;
  height: 18px;
  background-size: 100%;
  vertical-align: middle;
  display: inline-block;
  margin-right: 10px;
}

.introV4_cnt_item_title {
  font-size: 18px;
  line-height: 25px;
  color: #fff;
  margin-bottom: 18px;
}

.introV4_cnt_item_list {
  text-align: left;
}

.introV4_cnt_item_list_item {
  text-align: justify;
  line-height: 24px;
  font-size: 13px;
}

.introV4_cnt_item_list_item_Link {
  font-size: 14px;
  padding-top: 10px;
  line-height: 20px;
  text-align: center;
  position: absolute;
  bottom: 30px;
  left: 30px;
  right: 30px;
}

.introV4_speDesc {
  color: #016edb;
  font-size: 16px;
  line-height: 22px;
  margin-top: 4px;
}

.introV4_cnt_ite_list_item_new {
  position: relative;
  width: 0;
  height: 0;
  font-size: 0;
}
.introV4_cnt_ite_list_item_new:after {
  content: "";
  position: absolute;
  right: -25px;
  bottom: 6px;
  width: 22px;
  height: 7px;
  background-image: url(https://wwcdn.weixin.qq.com/node/wework/images/New.f11918065f.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.introV4_cnt_item_list_item_text {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

.introV4_cnt_item_icon {
  width: 50px;
  height: 50px;
  margin-left: -8px;
  background-size: 100%;
  background-repeat: no-repeat;
  margin-bottom: 10px;
}

.introV4_cnt_item_style2 {
  padding: 0;
  background-color: transparent;
  overflow: visible;
}
.introV4_cnt_item_style2 .introV4_cnt_item_title {
  margin-bottom: 5px;
}
.introV4_cnt_item_style2 .introV4_cnt_item_subtext {
  font-size: 14px;
  line-height: 22px;
  height: 44px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 18px;
  white-space: normal;
}
.introV4_cnt_item_style2 .introV4_cnt_item_list_item_text {
  text-align: left;
  padding-bottom: 16px;
  opacity: 1;
}
.introV4_cnt_item_style2 .introV4_cnt_item {
  width: 33.333333%;
  text-align: left;
  height: 449px;
  border: 2px solid #0f1126;
  background-color: #181a36;
  border-radius: 8px;
  white-space: nowrap;
  padding: 35px 35px 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.introV4_cnt_item_style2 .introV4_cnt_item .v2020intro_cnt_item_span {
  color: #fff;
  white-space: normal;
}
.introV4_cnt_item_style2 .introV4_cnt_item .introV4_link {
  width: auto;
  padding-bottom: 0px;
}
.introV4_cnt_item_style2 .introV4_cnt_item .introV4_cnt_item_list_item_Link {
  text-align: left;
}

.introV4_cnt_item_style3 .introV4_cnt_item {
  width: 328px;
}

.introV4_link {
  opacity: 0.5 !important;
  color: #ffffff;
}

.introV4_link:hover {
  text-decoration: none;
  color: #2146ff;
  opacity: 0.5;
}

.introV4_cnt_item_RoundDot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 6px;
  background: #FFFFFF;
  opacity: 0.5;
}

.introV4_section_line_wrap {
  position: absolute;
  left: 19px;
  width: 1px;
  top: 18px;
  opacity: 0.2;
  background: #2146ff;
  bottom: 500px;
}

.introV4_section_wrap {
  padding-left: 40px;
  width: 1024px;
  margin: 0 auto;
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

.introV4_section_pointer {
  background: #2146ff;
  width: 14px;
  height: 14px;
  border-radius: 14px;
  position: absolute;
  left: -28px;
  top: 2px;
}

.introV4_section_title_wrap {
  position: relative;
}

.introV4_mobile_tag {
  display: none;
}

.introV4_section_subtitle {
  font-size: 15px;
  line-height: 21px;
  margin-bottom: 4px;
}

.introV4_section_style4 .introV4_section_cntWrap {
  text-align: center;
}
.introV4_section_style4 .introV4_section_cnt {
  font-size: 0;
  padding: 0;
  padding-bottom: 60px;
}
.introV4_section_style4 .introV4_section_tab_cnt_quota {
  display: block;
  min-height: 52px;
}

.introV4_section_tab_item {
  display: inline-block;
  position: relative;
  width: 128px;
  font-size: 16px;
  height: 60px;
  line-height: 60px;
  cursor: pointer;
}
.introV4_section_tab_item span {
  vertical-align: middle;
}
.introV4_section_tab_item i {
  width: 22px;
  height: 22px;
  display: inline-block;
  vertical-align: middle;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  margin-right: 10px;
}
.introV4_section_tab_item.on:after {
  content: "";
  display: block;
  background-color: #2146ff;
  height: 2px;
  width: 90px;
  position: absolute;
  left: 50%;
  margin-left: -45px;
  bottom: 0;
}

.introV4_section_tab_item.on:nth-of-type(1) ~ p:nth-of-type(1) {
  display: block;
}

.introV4_section_tab_item.on:nth-of-type(2) ~ p:nth-of-type(2) {
  display: block;
}

.introV4_section_tab_item.on:nth-of-type(3) ~ p:nth-of-type(3) {
  display: block;
}

.introV4_section_tab_item.on:nth-of-type(4) ~ p:nth-of-type(4) {
  display: block;
}

.introV4_section_tab_cnt {
  display: none;
  margin: 45px 80px 0 70px;
  font-size: 16px;
  line-height: 26px;
  text-align: justify;
  padding-left: 40px;
  background-image: url(https://wwcdn.weixin.qq.com/node/wework/images/202012301453.e9f3c0027d.png);
  background-size: 23px auto;
  background-repeat: no-repeat;
  background-position: top left;
}

.introV4_section_tab_cnt_from {
  text-align: right;
  display: block;
  margin-top: 45px;
  font-size: 14px;
}
.introV4_section_tab_cnt_from i {
  font-style: normal;
  color: rgba(255, 255, 255, 0.5);
  margin-left: 13px;
}

.introV4_section_style3 .introV4_cnt_item_list_item_text {
  white-space: nowrap;
}

.introV4_top_White {
  position: fixed;
}
.introV4_top_White .introV4_top_bg {
  background-color: #0F1125;
}
.introV4_top_White .introV4_top_bg:after {
  content: " ";
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  height: 1px;
  -webkit-transform-origin: 0 0;
      -ms-transform-origin: 0 0;
          transform-origin: 0 0;
  -webkit-transform: scaleY(0.5);
      -ms-transform: scaleY(0.5);
          transform: scaleY(0.5);
  z-index: 2;
}

.introV4_mobile_wrap .introV4_cnt_item_icon {
  margin-bottom: 6px;
}
.introV4_mobile_wrap .introV4_pc_tag {
  display: none;
}
.introV4_mobile_wrap .introV4_mobile_tag {
  display: block;
}
.introV4_mobile_wrap .introV4_cnt_item_style3 {
  width: 100%;
}
.introV4_mobile_wrap .introV4_top_operation_loginBtn {
  margin-right: 30px;
  padding: 0;
}
.introV4_mobile_wrap .introV4_top_operation_loginBtn.introV4_mobile_tag {
  height: 24px;
  line-height: 24px;
  margin-top: 2px;
}
.introV4_mobile_wrap .introV4_top_inside {
  width: 100%;
}
.introV4_mobile_wrap .introV4_head_info_title {
  font-size: 28px;
}
.introV4_mobile_wrap .introV4_v3style_subDesc {
  font-size: 18px;
  margin-top: 10px;
}
.introV4_mobile_wrap .introV4_head_info_liveBtn {
  width: 120px;
  height: 42px;
  margin-top: 15px;
}
.introV4_mobile_wrap .introV4_head_info {
  left: 30px;
  padding-top: 140px;
}
.introV4_mobile_wrap .introV4_top_title_inner .ww_officialImg_Logo {
  -webkit-transform: scale3d(0.8, 0.8, 0.8);
          transform: scale3d(0.8, 0.8, 0.8);
  margin-left: 17px;
}
.introV4_mobile_wrap .introV4_head_inside {
  width: auto;
}
.introV4_mobile_wrap .introV4_head {
  height: 500px;
}
.introV4_mobile_wrap .introV4_section_title {
  font-size: 18px;
}
.introV4_mobile_wrap .introV4_cnt {
  padding: 40px 0 130px;
}
.introV4_mobile_wrap .introV4_section_style3 {
  text-align: left;
}
.introV4_mobile_wrap .introV4_section_style3 .introV4_cnt_item {
  text-align: left;
}
.introV4_mobile_wrap .introV4_section_style3 .introV4_cnt_ite_list_item_new {
  display: none;
}
.introV4_mobile_wrap .introV4_section_style3 .introV4_cnt_item_list_item_text {
  text-align: left;
}
.introV4_mobile_wrap .introV4_section_cntWrap {
  margin-top: 20px;
}
.introV4_mobile_wrap .introV4_section {
  margin-bottom: 40px;
}
.introV4_mobile_wrap .introV4_section_pointer {
  width: 8px;
  height: 8px;
  left: -16px;
  top: 6px;
}
.introV4_mobile_wrap .introV4_section_tab_cnt_from i {
  margin-left: 0;
}
.introV4_mobile_wrap .introV4_section_style4 .introV4_section_tab_item {
  width: 25%;
}
.introV4_mobile_wrap .introV4_section_style4 .introV4_section_tab_item i {
  display: none;
}
.introV4_mobile_wrap .introV4_section_style4 .introV4_section_tab_item:after {
  width: 50px;
  margin-left: -25px;
}
.introV4_mobile_wrap .introV4_section_style4 .introV4_section_tab_cnt {
  margin: 40px 30px 0;
  padding: 35px 0 0 0;
  font-size: 14px;
}
.introV4_mobile_wrap .introV4_section_style4 .introV4_section_cnt {
  height: auto;
  padding: 0 0 50px;
}
.introV4_mobile_wrap .introV4_section_wrap {
  padding-left: 30px;
  width: auto;
  padding-right: 30px;
}
.introV4_mobile_wrap .introV4_section_cnt > div:first-child {
  margin-top: 0;
}
.introV4_mobile_wrap .introV4_section_line_wrap {
  bottom: 555px;
  left: 18px;
}
.introV4_mobile_wrap .introV4_cnt_item {
  float: none;
  width: auto !important;
  margin-top: 40px;
}
.introV4_mobile_wrap .introV4_head {
  background-repeat: no-repeat;
  background-position: 67% 100%;
  background-size: auto 63%;
}

.introV4_cnt_item_img_Featured11 {
  background-image: url("../../images/independent/v4intro/s1_1_2x$cd32b410.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured11 {
    background-image: url("../../images/independent/v4intro/s1_1_3x$c93a5f78.png");
  }
}

.introV4_cnt_item_img_Featured12 {
  background-image: url("../../images/independent/v4intro/s1_2_2x$919b58c6.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured12 {
    background-image: url("../../images/independent/v4intro/s1_2_3x$2155c40c.png");
  }
}

.introV4_cnt_item_img_Featured13 {
  background-image: url("../../images/independent/v4intro/s1_3_2x$6a67d171.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured13 {
    background-image: url("../../images/independent/v4intro/s1_3_3x$956c7873.png");
  }
}

.introV4_cnt_item_img_Featured21 {
  background-image: url("../../images/independent/v4intro/s2_1$86fc1276.svg");
}

.introV4_cnt_item_img_Featured22 {
  background-image: url("../../images/independent/v4intro/s2_2$f50380c5.svg");
}

.introV4_cnt_item_img_Featured23 {
  background-image: url("../../images/independent/v4intro/s2_3$6eb73700.svg");
}

.introV4_cnt_item_img_Featured31 {
  background-image: url("../../images/independent/v4intro/s3_1$d926e7b8.svg");
}

.introV4_cnt_item_img_Featured32 {
  background-image: url("../../images/independent/v4intro/s3_2$737fb530.svg");
}

.introV4_cnt_item_img_Featured33 {
  background-image: url("../../images/independent/v4intro/s3_3$06205a02.svg");
}

.introV4_cnt_item_img_Featured34 {
  background-image: url("../../images/independent/v4intro/s3_4$11fad0c2.svg");
}

.introV4_cnt_item_img_Featured41 {
  background-image: url("../../images/independent/v4intro/s4_1_2x$4a0ca2ca.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured41 {
    background-image: url("../../images/independent/v4intro/s4_1_3x$0ac17c6d.png");
  }
}

.introV4_cnt_item_img_Featured42 {
  background-image: url("../../images/independent/v4intro/s4_2_2x$ca77149c.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured42 {
    background-image: url("../../images/independent/v4intro/s4_2_3x$c7c08b96.png");
  }
}

.introV4_cnt_item_img_Featured43 {
  background-image: url("../../images/independent/v4intro/s4_3_2x$b799da0e.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured43 {
    background-image: url("../../images/independent/v4intro/s4_3_3x$c73a0152.png");
  }
}

.introV4_cnt_item_img_Featured44 {
  background-image: url("../../images/independent/v4intro/s4_4_2x$001d2926.png");
}
@media (-webkit-min-device-pixel-ratio: 3), (min--moz-device-pixel-ratio: 3), (min-device-pixel-ratio: 3), (-o-min-device-pixel-ratio: 3/1), (min-resolution: 3dppx), (min-resolution: 288dpi) {
  .introV4_cnt_item_img_Featured44 {
    background-image: url("../../images/independent/v4intro/s4_4_3x$c7f18cc5.png");
  }
}

.introV4_cnt_item_list_botto_link {
  display: block;
  color: #fff;
  padding: 0 30px;
  height: 80px;
  line-height: 80px;
  font-size: 18px;
  background-image: url(https://wwcdn.weixin.qq.com/node/wework/images/202012282220.1a709e41df.png);
  background-repeat: no-repeat;
  background-size: 8px auto;
  background-origin: content-box;
  background-position: right center;
  cursor: pointer;
}
.introV4_cnt_item_list_botto_link:hover {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
}