@charset "UTF-8";
/**
 * 分类栏目顶部
 */
.banner {
  box-sizing: border-box;
  width: 100%;
  min-height: 20vw;
  color: #f8f8f8;
  font-size: var(--vt-font-size-sm);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100% auto;
}

.banner::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, 0.3);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.banner .banner-container {
  width: 100%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  padding: 15px;
  text-align: center;
}

.banner .banner-container .title {
  font-size: var(--vt-font-size-base);
  font-weight: 900;
}

.banner .banner-container .description {
  margin-top: 10px;
  font-size: var(--vt-font-size-sm);
  line-height: 18px;
}

@media screen and (min-width: 900px) {
  .banner {
    min-height: 80px;
    padding: 10px 0;
  }
  .banner .banner-container {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
  }
  .banner .banner-container .title {
    font-size: var(--vt-font-size-lg);
    font-weight: 900;
  }
  .banner .banner-container .description {
    width: 500px;
    margin-top: 10px;
    font-size: var(--vt-font-size-base);
    line-height: 25px;
  }
}
.banner ~ .main-container {
  margin-top: 20px;
}