nav.top-nav {
    width: 100%;
    background-color: #071329;
}

ul.horizontal_nav {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

li.horizontal_nav {
    display: inline;
}

a.top-nav:link {
    color: white;
}

a.top-nav:visited {
    color: darkgray;
}

a.top-nav:hover {
    color: greenyellow;
}

a.top-nav:active {
    color: red;
}


img.showcase {
    width: 800px;
    height: 600px;
}

div.top-banner {
    width: 100%;
    background-color: #071329;
    height: 83px;
}