/* rem适配基础设置 */
html {
  font-size: 16px; /* 基准字体大小 */
  background: #000;
  color: #fff;
}
body {
  margin: 0;
  font-family: Arial, sans-serif;
  box-sizing: border-box;
  overflow-y: auto;
  padding-top: 48px;
}
a,a:link,a:visited,a:hover,a:active{
    text-decoration: none;
    color:inherit;
}
.topBox {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: #212121;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 99;
}
.navBtn {
  width: 51px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #E0E0E0;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.10);
}
.navBtn .moreIcon {
  width: 16px;
  height: 16px;
  margin-right: 3px;
}
.logo {
  width: 94px;
  height: 32px;
}
.searchIcon {
  width: 24px;
  height: 24px;
  margin-left: 27px;
}
.header {
  width: 100%;
  padding: 34px 16px;
  box-sizing: border-box;
  background: #212121;
  font-size: 28px;
  line-height: 32px;
}
main {
  /* padding-top: 20px; */
}
.richContent {
  padding: 20px 13px 50px;
  box-sizing: border-box;
}
.copyBox {
  color: #FFF;
  text-align: center;
  text-shadow: 0 0 20px #FF8400, 0 0 20px #FF8400;
  font-family: "PingFang SC";
  font-size: 20px;
  font-style: normal;
  font-weight: 500;
  line-height: 28px; /* 140% */
  padding: 18px;
  box-sizing: border-box;
  margin-bottom: 18px;
}
.copySuccess {
  color: #FFF;
  text-align: center;
  text-shadow: 0 0 20px #FF00B2, 0 0 20px #FF00B2;
  font-family: "PingFang SC";
  font-size: 20px;
  font-style: normal;
  font-weight: 500;
  line-height: 28px; /* 140% */
  padding: 18px;
  box-sizing: border-box;
  margin-bottom: 18px;
}
@media screen and (min-width: 768px) {
  body {
    padding-top: 140px;
  }
  body main {
      max-width: 720px;
      margin: 0 auto;
  }
  .videoBox {
    height: 279px;
  }
  .adv {
    height: 279px;
  }
  .topBox {
    display: none;
  }
  .advList {
    padding: 0;
  }
  .bannerAdv {
    height: 90px !important;
  }
  .copyBox {
    font-size: 40px;
    padding: 30px 0;
    line-height: 60px;
  }
}