ul.menu_bar {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}

ul.menu_bar li.left {
    display: inline;
    float: left;
}

ul.menu_bar li.right {
    display: inline;
    float: right;
}

ul.menu_bar li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

ul.menu_bar li a.active {
    background-color: #04AA6D;
}

/* Change the link color to #111 (black) on hover */
ul.menu_bar li a:hover {
    background-color: #111;
}