.sidebar-nav {}

.sidebar-nav a {
    color: #000;
    position: relative;
    text-decoration: none !important;
}

.sidebar-nav a:before {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 1px;
    background-color: #000;
}

.sidebar-nav a:hover {
    text-decoration: none;
}

.sidebar-nav a:hover:before {
    height: 2px;
}

.sidebar-nav .active a {
    color: #e20074;
}

.sidebar-nav .active a:before {
    background-color: #e20074;
}

.article-aside {
    position: sticky;
    top: 100px;
    left: 0;
}