.banner{
    width: 100%;
}
.main{
    width:960px;
    margin: 40px auto;
}

/* 标题 */
.item-title {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-size: 26px;
  margin: 10px 0 0;
  position: relative;
  &::after {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -6px;
    border-radius: 5px;
    width: 20px;
    height: 3px;
    background-color: #ff501b;
  }
}
.item-title img {
  width: 140px;
}

/* 内容 */
.analysisBox{
    border-radius: 20px;
    background-color: #d8d8d8;
    padding: 20px;
    margin: 40px auto 60px;
    color: #333;
}
.courseBox{
   margin: 60px auto;
     color: #333;
    .course-item{
        display: flex;
        margin-top:16px;
        font-size: 14px;
       .time{
        width: 100px;
       }   
       .content{
        flex: 1;
        padding-left: 20px;
       }
    }
}
.activityBox{
    margin: 60px ;
}