div.container {
    width: 100%;
    border: 1px solid gray;
}

header, footer {
    padding: 1em;
    color: white;
    background-color: black;
    clear: left;
    text-align: center;
}

nav {
    float: left;
    max-width: 200px;
    margin: 0;
    padding: 1em;
    font-size: 2;
}

nav ul {
    list-style-type: none;
    padding: 0;
}
   
nav ul a {
    text-decoration: none;
}

article {
    margin-left: 170px;
    border-left: 1px solid gray;
    padding: 1em;
    overflow: hidden;
}
figcaption{
    color: aliceblue;
}
div.absolute {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 170px;
    height: 165px;
    border: 3px solid #73AD21;
}