body{
    background-color: lightcoral; 
}
#simple li{
    display: inline; 
    list-style-type: none; 
    padding-right: 20px; 
}
ul#rollover{
    margin-left: 0px; 
    padding-left: 0px; 
}
#rollover li{
    display: inline; 
    list-style-type: none; 
}
#rollover a{
    padding: 3px 8px 3px 10px; 
    color: #336699;
    background-color: #fff; 
}
#rollover a:hover{
    color: #fff; 
    background-color: #336699;
    text-decoration: none; 
}
ul#navbar{
    background-color: cornflowerblue;
}