/* css reset rule */
* {
    margin: 0; padding: 0; border: 0;
    box-sizing: border-box;

}

body {
    background-color: #cca2ee;
    padding: 10px;
    color: #663399;
    

}

h1  {
    font-family: Verdana;
    text-align: center;
    margin: 15px; 

}
nav {
    border: 4px solid purple;
    padding: 10px;
    margin: 10px;
    text-align: center;
    
}
nav a {
    text-decoration: none; /* gets rid of underlines */
    color: #222222;

}
/* pseudo element*/

nav a::after {
    content: " | ";
    font-weight: bold;
    color: #000;
}

nav a:last-child::after {
    content: "";
}