.subpage-page .banner {
  width: 100%;
  height: 320px;
  background-color: #02071b;
  background-image: url("/market/yc/images/pc_bg.jpg");
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center center;
}

.subpage-page .banner .container {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.subpage-page .banner .logo {
  position: absolute;
  left: 15px;
  top: 20px;
  height: 40px;
}

.subpage-page .banner .logo img {
  height: 100%;
}

.subpage-page .banner .text {
  margin-top: 20px;
}

.subpage-page .banner .title {
  font-size: 36px;
  line-height: 48px;
  color: #fff;
  font-weight: 600;
  margin-bottom: 8px;
}

.subpage-page .banner .desc {
  font-size: 14px;
  line-height: 24px;
  color: rgba(255, 255, 255, 0.64);
}
#backBtn {
  position: fixed;
  right: 40px;
  bottom: 60px;
  z-index: 999;
}
#backBtn a{
  width: 40px;
  height: 40px;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  display: block;
  background-color: #2c76e8;
  border-radius: 50%;
  color: #fff;
  transition: all 0.3s linear;
}
#backBtn a:hover {
  background-color: #134fa8;
}

@media (max-width: 768px) {
  #backBtn {
    right: 20px;
  }

  .pagemain-homepage {
    margin-bottom: 40px;
  }
  .subpage-page .banner {
    height: 232px;
    background-size: auto 100%;
    background-position: center;
  }

  .subpage-page .banner .logo {
    position: absolute;
    left: 20px;
    top: 20px;
    height: 28px;
  }
  .subpage-page .banner .text {
    margin-top: 40px;
  }
  .download-page .banner .text{
    margin-top: 15px;
  }
  .subpage-page .banner .title {
    font-size: 24px;
    line-height: 36px;
    margin-bottom: 8px;
  }

  .subpage-page .banner .desc {
    font-size: 12px;
    line-height: 20px;
    color: #fff;
  }
}