.inline-block {
  display: inline-block;
  *display: inline;
  *zoom: 1;
}
.clearfix {
  *zoom: 1;
}
.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
  line-height: 0;
}
.clearfix:after {
  clear: both;
}
.break-all {
  word-wrap: break-word;
  word-break: break-all;
}
.no-break {
  white-space: nowrap;
}
.font-hei {
  font-family: "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", SimHei, sans-serif;
}
.text-right {
  text-align: right;
}
.text-center {
  text-align: center;
}
.clearboth {
  clear: both;
}
.bold {
  font-weight: bold;
}
.text-overflow {
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.cursor-pointer {
  cursor: pointer;
}
.grayscale {
  filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale");
  /* Firefox 10+, Firefox on Android */
  filter: gray;
  /* IE6-9 */
  -webkit-filter: grayscale(100%);
  /* Chrome 19+, Safari 6+, Safari 6+ iOS */
}
.cover {
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}
.footer-link {
  margin: 0 auto;
  line-height: 15px;
  text-align: center;
  color: #909090;
  font-size: 14px;
}
.footer-link .pc-footer {
  height: 175px;
  background: #404040;
  padding-top: 43px;
}
.footer-link a {
  position: relative;
  color: #909090;
  text-decoration: none;
}
.footer-link img.img-backup {
  position: absolute;
  width: 20px;
  top: -2px;
}
.footer-link .after-img {
  margin-left: 20px;
}
.mobile-device .footer-link {
  display: block;
  text-align: center;
  width: auto;
  margin: auto;
  padding-top: 18px;
  background-color: #FFFFFF;
  height: 58px;
  color: #999999;
  font-size: 12px;
}
.mobile-device .footer-link p {
  margin: 7px auto 0;
}
.mobile-device .footer-link a {
  color: #999999;
}
body {
  margin: 0;
  padding: 0;
  background: #FFF;
  font-family: "Microsoft YaHei", "WenQuanYi Micro Hei", "Helvetica Neue", Helvetica, Arial, "Hiragino Sans GB", "Hiragino Sans GB W3", sans-serif;
}
.pull-right {
  float: right;
}
.header-wrap {
  width: 100%;
  z-index: 1;
  background: #FBFBFB;
  position: relative;
}
.header-wrap .header {
  width: 1241px;
  height: 60px;
  margin: auto;
  display: flex;
  justify-content: space-between;
}
.header-wrap .header .menu-wrap {
  width: 100%;
  display: flex;
  align-items: center;
  /* 首页tab、知识精选下线 */
  /*
      .menu-list {
        display: flex;
        align-items: baseline;
        list-style: none;
        margin: 0;
        padding: 0;

        .menu-item {
          font-size: 16px;
          line-height: 56px;
          text-align: center;
          vertical-align: middle;
          color: #272727;
          cursor: pointer;
          padding: 2px 0px;


          a {
            text-decoration: none;
            color: #272727;
          }
        }

        .active {
          background: #ffffff;
          width: 100px;
          margin-left: 30px;
          margin-right: 18px;
          span {
            padding-bottom: 2px;
            border-bottom: 2px solid #FFC021;
          }
        }
      }
      */
}
.header-wrap .header .menu-wrap .logo {
  height: 30px;
  margin: 0 0 0 0px;
}
.header-wrap .header .menu-wrap .right-bar {
  display: flex;
  align-items: center;
  margin-left: auto;
  margin-right: 0px;
}
.header-wrap .header .menu-wrap .right-bar .title {
  font-size: 12px;
  color: #272727;
  margin-right: 24px;
}
.header-wrap .header .menu-wrap .right-bar .right-menu-list {
  display: flex;
  align-items: baseline;
  list-style: none;
}
.header-wrap .header .menu-wrap .right-bar .right-menu-list .item {
  font-size: 16px;
  line-height: 22px;
  text-align: center;
  margin-right: 24px;
  color: #272727;
  cursor: pointer;
  display: flex;
  align-items: center;
}
.header-wrap .header .menu-wrap .right-bar .right-menu-list .item:last-child {
  margin-right: 0px;
}
.header-wrap .header .menu-wrap .right-bar .right-menu-list .item .brother-logo {
  width: 30px;
  height: 30px;
  display: inline-block;
  margin-right: 8px;
}
.header-wrap .header .menu-wrap .right-bar .right-menu-list .item a {
  text-decoration: none;
  color: #272727;
  display: flex;
  align-items: center;
}
.profile-wrap {
  display: flex;
  justify-content: center;
  background: #FFFFFF;
  width: 100%;
}
.profile-wrap .profile {
  display: flex;
  min-width: 1200px;
  justify-content: center;
  padding: 90px 127px 90px 130px;
}
.profile-wrap .profile .video-wrap {
  width: 551px;
  height: 310px;
  position: relative;
}
.profile-wrap .profile .video-wrap .video-player {
  outline: none;
}
.profile-wrap .profile .video-wrap .video-cover {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.profile-wrap .profile .video-wrap .play-btn {
  position: absolute;
  width: 60px;
  height: 60px;
  left: 50%;
  top: 50%;
  margin-left: -30px;
  margin-top: -30px;
}
.profile-wrap .profile .right-profile {
  margin-left: 40px;
  width: 650px;
  position: relative;
}
.profile-wrap .profile .right-profile .right-icon {
  position: absolute;
  right: 0;
  top: 0;
  width: 75px;
  height: 61px;
  display: block;
}
.profile-wrap .profile .right-profile .title-container {
  display: flex;
  align-items: center;
}
.profile-wrap .profile .right-profile .title-container .left-bar {
  width: 6px;
  height: 24px;
  background-image: linear-gradient(0deg, #ffc021 0%, #ffd528 100%);
  display: inline-block;
}
.profile-wrap .profile .right-profile .title-container .title {
  margin-left: 8px;
  font-size: 24px;
  color: #272727;
  font-weight: bold;
}
.profile-wrap .profile .right-profile .content {
  font-size: 14px;
  color: #404040;
  line-height: 34px;
  margin-top: 83px;
}
.hero-wrap {
  display: flex;
  justify-content: center;
  background: #FBFBFB;
  width: 100%;
}
.hero-wrap .hero {
  display: flex;
  min-width: 1200px;
  justify-content: center;
}
.hero-wrap .hero img.app-image {
  margin-top: 40px;
  margin-bottom: 40px;
  width: 500px;
  height: 756px;
}
.hero-wrap .hero .right-images {
  display: flex;
  width: 650px;
  margin-top: 90px;
  margin-left: 80px;
  position: relative;
  flex-direction: column;
}
.hero-wrap .hero .right-images .right-icon {
  position: absolute;
  right: 0;
  top: 0;
  width: 75px;
  height: 61px;
  display: block;
}
.hero-wrap .hero .right-images .content {
  font-size: 14px;
  color: #404040;
  line-height: 34px;
  margin-top: 109px;
}
.hero-wrap .hero .right-images img.logo-image {
  width: 300px;
  height: 68px;
  display: block;
}
.hero-wrap .hero .right-images img.barcode-image {
  width: 145px;
  height: 144px;
  display: block;
  margin-top: 141px;
}
.hero-wrap .hero .right-images .download-tip {
  font-size: 14px;
  color: #404040;
  line-height: 34px;
  margin-top: 24px;
}
.functions-wrap {
  display: flex;
  justify-content: center;
  flex-direction: column;
  background: #FFFFFF;
  width: 1200px;
  margin: auto;
  padding-bottom: 50px;
}
.functions-wrap .title-container {
  display: flex;
  align-items: center;
  margin-top: 90px;
}
.functions-wrap .title-container .left-bar {
  width: 6px;
  height: 24px;
  background-image: linear-gradient(0deg, #ffc021 0%, #ffd528 100%);
}
.functions-wrap .title-container .title {
  font-size: 24px;
  color: #272727;
  font-weight: bold;
  margin-left: 8px;
}
.functions-wrap .carousel-viewport {
  overflow: hidden;
  width: 1200px;
}
.functions-wrap .carousel-viewport .carousel-track {
  display: flex;
  gap: 90px;
  transition: transform 0.4s ease;
  will-change: transform;
}
.functions-wrap .carousel-viewport .carousel-track .function-card {
  width: 340px;
  flex-shrink: 0;
}
.functions-wrap .carousel-viewport .carousel-track .function-card .function-image {
  width: 340px;
  height: auto;
  display: block;
  margin-top: 20px;
}
.functions-wrap .carousel-viewport .carousel-track .function-card .desc {
  font-size: 14px;
  color: #404040;
  margin-top: 26px;
  line-height: 26px;
}
.functions-wrap .carousel-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 40px;
  gap: 20px;
}
.functions-wrap .carousel-nav .carousel-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid #DDDDDD;
  background: #FFFFFF;
  font-size: 18px;
  color: #404040;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.2s, border-color 0.2s;
  outline: none;
}
.functions-wrap .carousel-nav .carousel-btn:hover {
  background: #FFF8E8;
  border-color: #FFC021;
  color: #FFC021;
}
.functions-wrap .carousel-nav .carousel-btn:disabled {
  opacity: 0.3;
  cursor: default;
}
.functions-wrap .carousel-nav .carousel-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}
.functions-wrap .carousel-nav .carousel-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #DDDDDD;
  display: inline-block;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.functions-wrap .carousel-nav .carousel-dots .dot.active {
  background: #FFC021;
  transform: scale(1.3);
}
.content-wrap {
  height: 100px;
}
.content-wrap .content {
  text-align: center;
  font-family: PingFangSC-Regular, arial, sans-serif;
  font-size: 16px;
  color: #AAAAAA;
  letter-spacing: 0;
  margin-top: 6px;
}