body
{
    background-color: darkgreen;
}

h1
{
    color: white;
    background-color: black;
    padding: 10px 5px 10px 5px;
}

nav
{
    border: 1px solid white;
}

figure
{
    text-align: center;
    img
    {
	border: 4px groove white;
    }
}

article
{
    width: 80vw;
    margin-left: auto;
    margin-right: auto;
}

table
{
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}