.linian{
    box-sizing: border-box;
    width: 70vw;
    margin: 50px auto auto;
    /*height: 700px;*/
    border-radius: 10px;
    background-color: rgb(2,158,183);
    padding: 50px;
}
.linian p{
    font-size: 20px;
    line-height: 2;
    text-indent: 40px;
    color: white;
}
.classTime{
    width: 30%;
    height: 300px;
    background-color: rgb(2,158,183);
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: center;

}
.yuaning-son{
    width: 25%;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: center;
    margin: 20px;
    height: 300px;
    border-bottom: 1px solid lightgray;

}
/*.yuaning-son:nth-child(2){*/
/*    border-left:1px solid lightgray ;*/
/*    border-right:1px solid lightgray ;*/
/*}*/