Styling a widget menu

Widgetmenu.css

.widget_nav_menu ol, .widget_nav_menu ul {
    margin: 2px 0 0 0px;
}
.widget_nav_menu ol ol, .widget_nav_menu ul ul {
    margin: 0 0 0 0px;
}
.widget-area ul li {
    list-style-type: square;
    word-wrap: break-word;
}
.widget-area ol li {
    list-style-type: decimal;
}
.widget_nav_menu {
    background: #000;
    border: 1px solid #000000;
    border-radius: 10px;
}
.widget_nav_menu ul li {
    font-family: Oswald;
    font-size: 20px;
    list-style-type: none;
}
.widget_nav_menu ul li a:hover {
    background: -moz-linear-gradient(center top , #CCCCCC, #000000) repeat scroll 0 0 transparent;
}
.widget_nav_menu ul li a {
    color: #fff;
    background-image: url("images/nav-bg.png");
    position: relative;
    display: block;
    padding: 12px 10px 8px 20px;
}

.menu-casino-container ul li {
    font-family: Oswald;
    font-size: 20px;
    list-style-type: none;
    padding: 6px 10px 6px 0;
}

.menu-casino-container {
    border: 1px solid #000;
    padding: 10px;
    border-radius: 10px;
    background: #444;
}