.courseDetail-main-nav {
  background-color: white;
  height: 0.7rem;
  min-height: 50px;
  box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 80px;
  z-index: 10;
}

.courseDetail-main-nav .content-main {
  display: flex;
  height: 100%;
}

.courseDetail-main-nav-item {
  color: black;
  display: flex;
  align-items: center;
  height: 100%;
  margin-right: 0.6rem;
  font-size: 0.16rem;
}

/*!*移动端*!*/
@media screen and (max-width: 562.5px) {
  .courseDetail-main-nav-item {
    font-size: 12px;
  }
}

.courseDetail-main-nav-item.active {
  border-bottom: 2px solid var(--color-base2);
}

.courseDetail-container {
  padding: 40px 0;
}

.courseDetail-container-item img {
  display: block;
}

.courseDetail-main-banner {
  /* position: absolute; */
  width: 100vw;
  min-height: 250px;
  /* top: 70px; */
  color: white;
  background-image: url(/static/image/courseDetailsBg.png);
  background-repeat: no-repeat;
  background-size: cover;
}

.bannerInfo-title {
  font-size: 0.24rem;
  font-family: YaHei;
  line-height: 17px;
  padding: 60px 0 0.7rem 0;
  box-sizing: border-box;
  font-weight: bold;
}

/*!*移动端*!*/
@media screen and (max-width: 643px) {
  .bannerInfo-title {
    font-size: 20px;
  }
}

.bannerInfo-end {
  display: flex;
  justify-content: space-between;
  align-items: end;
  position: relative;
}

.bannerInfo-end-submit {
  width: 139px;
  height: 42px;
  background: #ffffff;
  border-radius: 8px;
  font-size: 16px;
  line-height: 1;
  font-family: PingFangSC-Regular, PingFang SC;
  color: #333333;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  right: 0;
  top: 50%;
}

.bannerInfo-end-submit span {
  margin-left: 10px;
}

.bannerInfo-end-left-text {
  display: flex;
  font-size: 14px;
  font-family: MicrosoftYaHei;
  color: #dddddd;
  margin-bottom: 30px;
}

.bannerInfo-end-left-text div {
  margin-right: 10px;
}

.bannerInfo-end-left-price {
  font-size: 20px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #ffffff;
  line-height: 15px;
}