#category .ws section .nav {
    width: 310px;
    background-color: #fff;
    padding: 16px 0;
    height: 100%;
    position: sticky;
    top: 0;
}


/* 标题 */
#category .ws section .nav b {
    display: block;
    margin-bottom: 10px;
    padding-left: 16px;
}

/* nav列表 */
#category .ws section .nav .navList {
    height: 90vh;
    overflow-y: auto;
    position: sticky;
    top: 0;
}

#category .ws section .nav .navList li a {
    display: -webkit-box;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    height: 34px;
    padding-left: 16px;
    color: #333;
    font-size: 14px;
}

#category .ws section .nav .navList li a:hover {
    border-left: 1px solid var(--main-color);
    background-color: #f6f8fc;
    color: var(--main-color);
    padding-left: 15px;
}


#category .ws section .nav .navList::-webkit-scrollbar-thumb {
    background-color: #999;
    border-radius: 8px;
}

#category .ws section .nav .navList::-webkit-scrollbar {
    width: 8px;
}



/* 小屏时 */
@media screen and (max-width: 1024px) {
    #category .ws section .nav {
        display: none !important;
        width: 0 !important;
    }
}