.dangjian-menu {
    background-color: #90003d; /* 侧边栏背景色 */
    color: #fff;
    width: 350px;
    padding: 20px;
    /*min-height: 150vh;*/
    padding: 20px 0 20px 50px;
    /*min-height: 100%;*/
    min-height: 100vh;
}

.dangjian-menu-title {
    margin-top: 0;
    color: #fff;
}
.category-menu h3 {
    font-size: 1.5em;
}

.dangjian-menu-list{
    padding: 0;
    background-color: #ececec;
    margin: 1em 0 1.5em 2.5rem !important;
}
/*.dangjian-menu-list ul li{*/
/*    padding: 30px 0 10px 0;*/
/*}*/

.dangjian-menu-item {
    padding: 30px 0 10px 0;
}

.dangjian-menu-item a {
    color: #8b073d;
    /*text-decoration: none;*/
    font-size: 18px;
    display: block;
    padding: 10px;
}

/* 高亮当前页面 */
.dangjian-menu-active  a{
    background-color: #fff; /* 白色背景 */
    border-right: 2px solid #8b073d;
}

.dangjian-menu-item:hover a {
    color: #90003d; /* 文字变成红色 */
    text-decoration: underline !important;
}


    .dangjian-menu ul li:last-child{
        padding: 30px 0 30px 0 !important;
    }