body {
    padding-top: 44px;
}
/* 
.swiper-banner {
  border-radius: 8px;
} */
.swiper-banner-box{
    overflow: hidden;
    background: #ffffff;
  }
  .swiper-banner .banner-item {
    display: block;
    background: center center no-repeat;
    background-size: cover;
    /* border-radius: 8px; */
    position: relative;
    overflow: hidden;
  }
  
  .swiper-banner .banner-item::before {
    content: "";
    display: block;
    padding-top: 32%;
  }
  
  .swiper-banner .banner-item img {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0px;
    top: 0px;
    opacity: 0;
  }
  
  .swiper-banner .swiper-pagination-bullets {
    height: 5px;
  }
  
  .swiper-banner .swiper-pagination .swiper-pagination-bullet {
    width: 5px;
    height: 5px;
    border-radius: 20px;
    margin: 0px 3px;
    vertical-align: top;
  }
  
  .swiper-banner .swiper-pagination .swiper-pagination-bullet-active {
    width: 15px;
    height: 5px;
    opacity: 1;
    background: #e53737;
  }
  
  
  /* 移动端样式 */
  
  .crumbs-nav{
    background: #f9f5f5;
      position: fixed;
      padding-left: 12px;
      left: 0px;
      top: 44px;
      right: 0px;
      z-index: 10;
      line-height: 40px;
      white-space: nowrap;
      overflow: auto;
      -webkit-overflow-scrolling: touch;
      border-bottom: 0.5px solid rgba(0, 0, 0, 0.1);
  }
  /* .crumbs-nav:after{
    content: "";
    display: block;
    position: absolute;
    bottom: 0px;
    left: 0px;
    right: 0px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transform: scaleY(0.5);
    -webkit-transform: scaleY(0.5);
  } */
  .crumbs-nav li{
    display: inline-block;
    position: relative;
    padding: 0px 10px 0px 5px;
    background: url(https://wx.100xuexi.com/images/Mobile_bg0325.png) right center no-repeat;
    background-size: auto 8px;
  }
  .crumbs-nav li:last-child{
    color: #e53737;
    background: none;
  }
  .crumbs-nav li:last-child a{
    color: #e53737;
  }
  .exam{
    padding-top: 40px;
  }
  .class-nav {
    background: #ffffff;
    position: relative;
  }
  
  .class-nav .class-nav-content {
    overflow: hidden;
    zoom: 1;
    position: relative;
  }
  
  .class-nav .class-item-title {
    background: #f9f9f9;
    font-size: 15px;
    line-height: 24px;
    font-weight: 500;
    position: relative;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .class-nav .class-item-title-text {
    display: block;
    padding: 10px 15px;
  }
  
  .class-nav .class-item-title-link {
    display: block;
    padding: 10px 15px;
    color: #333333;
    background: url(https://wx.100xuexi.com/images/Mobile_bg0327.png) right 10px center no-repeat;
    background-size: 8px auto;
  }
  .class-nav .li-count{
    font-size: 12px;
    color: #888888;
  }
  .class-nav ul {
    overflow: hidden;
    zoom: 1;
  }
  
  .class-nav li {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .class-nav li .li-inner {
    text-align: center;
    background: #ffffff;
    display: block;
  }
  
  .class-nav li a {
    color: #333333;
    padding: 10px 30px;
    display: block;
    font-size: 15px;
    position: relative;
    background: #ffffff url(https://wx.100xuexi.com/images/Mobile_bg0327.png) right 10px center no-repeat;
    background-size: 8px auto;
  }
  
  .class-nav li a::before {
    content: "";
    display: block;
    width: 4px;
    height: 4px;
    border-radius: 100%;
    background: #e53737;
    left: 16px;
    top: 20px;
    position: absolute;
  }
  
  .class-nav li .li-count {
    font-size: 12px;
    color: #888888;
  }