body{
    margin: 0;
    padding: 0;;

}
ul{
   list-style-type: none;
   padding: 0;
   margin: 0;
   display: flex;
   flex-direction: row;
   justify-content: flex-start;  
   background-color: cadetblue;
}
ul li a{
    padding: 0.5rem;
    background-color: cadetblue;
    text-decoration: none;
    font-size: 18px;
    border-right: 1px white solid;
    display: block;
    color: aliceblue;
    

}


div{
    display: none;
}
div:target{
    display: block;
}