.left{
    overflow: hidden;
    padding-left: 5px;
    box-sizing: border-box;
    position: fixed;
    height: 100%;
    overflow-y: scroll;
}
.left ul{
    display: flex;
    justify-content: space-around;
    flex-direction: column;
    height: -2%;
}
.left ul li{
    margin: 18px 0;
    font-size: 13px;

}
.active {
    color: red;
}
.right{
    margin-left: 31%;
}
.right ul{
    width: 100%;
    display: flex;
    flex-wrap: wrap;

}
.right ul li{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    width: 33.333%;
    margin-top: 8px;
}
.right ul li a{
    font-size: 13px;
    color: #1a1a1a;
}
.right ul li p{
    margin-top: 8px;
    width: 55px;
    height: 28px;
    font-size: 11px;
    color: #666666;
    overflow: hidden;
    text-align: center;
}