.is-sticky .left-col, #primary .sticky-wrapper {
    float: left;
    width: 120px;
}
.left-col {
    float: left;
    width: 120px;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    transition: 0.5s all;
}
.sidebar-2 #left-nav {
    background-color: #fff;
    text-align: center;
    margin-bottom: -5px;
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section, main {
    display: block;
}
.sidebar-2 #left-nav li a {
    display: block;
    line-height: 1.3;
    margin-bottom: 5px;
    padding: 10px 10px;
}