.navBtn{
    width:200px;
    height:25px;
    line-height: 25px;
    border:solid;
    border-color:darkblue;
    text-align:center;
    vertical-align: middle;
   
    background-color:White; 
}
.navBtn:hover{
    background-color:blue;
}
.navBtn a{
    display:block;
    color:darkblue;
    text-decoration:none; 
}
.navBtn:hover>a{
    color:white;   
}