ul.product-categories-list {
    margin: 0;
    padding: 0;
    list-style: none;
    border-bottom: 1px solid #e1e1e1;
    margin-bottom: 1em;
}
ul.product-categories-list li {
    /* one next to the other */
    display: inline-block;
    margin: 0;
    padding: 0.5em 1em;
       
}

div.product-filters-bar{
    margin-bottom: 1em;
    border-bottom: 1px solid #e1e1e1;
    font-size: 0.8em;
}
div.product-filters-bar a {
    font-weight: bold;
}
div.product-filters-bar a:hover {
    color: #888888;
}