.menu ul li{	
    background-color: black;	
    color: white;	
    float: left;	
    width: 150px;	
    height: 40px;	
    display: inline-block;	
    text-align: center;	
    line-height: 40px;	
    font-size: 16px;
    font-family:verdana;
    position: relative;
}

.menu ul li:hover{	
    background-color: orange;
    background-radius: 15px;
}
.menu ul{
    padding: 0;
}
.menu ul ul{
    display: none;
}
.menu ul li:hover > ul {
    display: block;
}
.menu lu lu lu {
    margin-left: 201px;
    top: 0px;
    position: absolute;
}
.menu a {
    color: white;
    text-decoration: none;
}