h2{
    text-decoration: underline;
}

h1{
    text-align: center; color: brown
}

body{
    background-color: cornsilk;
}

footer{
    text-align: center; clear: both; background-color: gray; height: 3em; border-radius: 2em;
}

img{
    border-radius: 2em;
}

nav{
    margin 1em; height: 2em; background-color: gray; text-align: center;
}
nav a{
    margin-right: 2em
}

nav ul{ margin: 0; padding: 0; list-style: none;}
nav li a{display: block; float: left; width: 250px; text-align: center; font-size: 20px; text-decoration: none; color: skyblue}

nav ul li a:hover{
    color: aliceblue;
}

nav ul li.selected a{
    color: aliceblue;
}