.wrapper {
        text-align: center;
    }
    .wrapper ul {
        display: inline-block;
        margin: 0;
        padding: 0;
        /* For IE, the outcast */
        zoom:1;
        *display: inline;
    }
    .wrapper li {
        border-radius: 10px;
        float: left;
        padding: 2px 5px;
        border: 2px solid #595AA6;
    }

ul{
    margin: 0;
    padding: 0;
}

ul li{

    background-color: #000080;
	width: 140px;
	height: 30px;
	float: left;
	line-height: 30px;
    margin-right: 5px;
    text-align: center;
	font-size: 14px;
	font-family: Arial, Helvetica, sans-serif;
	font-weight: bold;
    list-style-type: none;
    opacity: 0.6;
}


ul li a{
    color: #fff;
    text-decoration: none;
    display: block;
}


ul li a:hover{
	background-color:#993
}


ul li ul li{
    display: none;
}



ul li:hover ul li{
    display: block;
}